TWM240645U - Micro flash memory card with an USB interface - Google Patents

Description

Printed by the Consumers' Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs M240645 C7 ------- D7 V. Creation Instructions (丨) [Field of the Creation] This creation involves storage equipment for digital products, especially those that comply with the CfA (CompactFlash Association micro The CompactFlash (Mini Flash Memory Card) CF / CF + card, hereinafter referred to as a cF card, specifically relates to a CF card with a serial bus interface. [Background of this creation] With the rapid development of electronic technology, people are widely using a variety of increasingly miniaturized digital products, such as digital cameras, handheld computers, handheld computers, notebook computers, digital video cameras, MP3 Music players, etc., these digital products use data storage technology with each passing day. CF card is a kind of memory card designed based on Flash Memory technology. CF cards have increasingly become the mainstream of mobile storage products due to their excellent storage capacity, fast writing speed, and low power consumption. For example, compact and portable handheld computers and handheld computers with embedded operating systems can be plugged in, removed, and stored large-capacity files or data at any time because of the use of CF cards. CF cards can also be used between different electronic devices. Exchange of data files. However, the use of CF cards is still not very convenient: CF cards require a dedicated CF card adapter to be used on laptops (such as pC) VICIA CF card adapters; a dedicated CF card reader is required to be used on desktop computers Use (such as USB CF card reader), so the user cannot directly save the files or data in the CF card to the computer or copy the files or data of the computer to the CF card. When users go out to use portable electronic equipment, they must ______ 4 This paper size is applicable to China National Standard (CNS) A4 specifications. --------- Line (Please read the precautions on the back before filling this page) C7

M240645 V. Creation instructions (meaning) Special adapters or readers must be carried, with extra support added. If the card reader is accidentally lost or damaged, the user ^ uploads the contents of the card to the host or downloads the content from the host to the CF card, which has many inconveniences. " In order to further facilitate the user, especially to achieve a simple and quick exchange, transmission of data or files between various electronic devices to achieve a seamless connection, a new technology is needed to simplify the use of CF cards, but also Reduce configuration costs. [Overview of this creation] The purpose of this creation is to improve the structure of the CF card, that is, to add a new connection interface so that it can directly exchange data files with the host of the data processing system without additional equipment, and can also be used as a host Use of external storage devices. This creation discloses a micro flash memory card (CF / CF + card) that complies with the CFA technical indicators. It has a CF-aTA interface or a PCMCIA interface or a True IDE interface. It also has at least one serial bus interface. The bus interface is located on the end surface of the micro-flash memory card without a CF_ATA interface or a PCMCIA interface or a True IDE interface. The above serial bus interface may be a USB (Universal Serial Bus) interface. The micro flash memory card supports USB-IF (USB Implementers Forum can be translated as USB User Forum) recommended USB Mass Storage protocol through the USB interface. ; The above-mentioned serial bus interface is applicable to the Chinese National Standard (CNS) A4 specification (210 X 297 mm) for this paper. --------- II ί I I ---- Order ------ --- line (please read the note on the back? Matters before filling out this page) Printed by the Employees 'Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs Printed by the Employees' Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs Printed by M240645 C7 _________ D7 V. Creation Instructions (3)

It can also be an IEEE1394 interface; or two types of USB and IEEE1394 " faces. The two types of USB and IEEE1394 interfaces are located on the same end face or different end faces without the cf_atA interface, PCMCIA interface, or True IDE interface. The created micro-flash memory card also has a mechanical or electronic write-protect switch that allows or prohibits the writing of data. The write-protect switch is located on the end face without the CF_ΑΤΑ interface or PCMCIA interface or True IDE interface. The switch is write-protective and protects the data and files stored on the card from accidental deletion, modification, or virus infection. The created mini flash memory card also has an indicator light indicating read-write status and connection status. The indicator light is located on two large flat surfaces or other end faces. This kind of miniature flash memory storage card created by this includes a Flash Memory sub-module, a CF card interface control sub-module, a serial bus interface control sub-module, a CF_ATA interface or a pCMCIA interface or True IDE interface and serial bus interface; CF card interface control sub-module is connected to the Flash Memory sub-module and serial bus "surface control sub-module respectively; CF card interface control sub-module The group is also connected to the electronic device with the corresponding interface through the CF-ATA interface or the PCMCIA interface or the TrUe ide interface; the serial bus interface control submodule is connected to the host system through the serial bus interface. The above connections support signals And data flow in both directions. When this mini flash memory card is created with a USB interface, it includes a flash memory sub-module, a CF card interface control sub-module, (Please read the precautions on the back before (Fill in this page) -------- Order ---------- Line 1

This paper ruler Money and Family Standard (CNS) A4 Shige (21〇 X 297 male f

M240645 V. Creative Instructions (PM) USB bus interface control and storage control sub-module, cf_ata interface or PCMCIA interface or True IDE interface; CF card interface control sub-module is connected with flash memory sub-module and us B respectively The bank interface control is connected to the storage control submodule; the CF card interface control submodule is also connected to the electronic device with the corresponding interface through the cf_ata interface or PCMCIA interface or True IDE interface; the USB bus interface control and storage control submodule The group is connected to the host system through the USB interface. The above connections support the two-way flow of signals and data. This kind of mini flash memory storage card created by using this IEEE1 394 interface includes a flash memory submodule, a CF card interface control submodule, an IEEE 1 394 bus interface control and storage control submodule, CF_ATA interface or PCMCIA interface or True IDE interface; CF card interface control sub-module is connected with flash memory sub-module and IEEE 1 394 bus interface control and storage control sub-module respectively; cF card interface control sub-module The CF_ATA interface or pCMClA interface or True IDE interface is also connected to the electronic device with the corresponding interface; the IEEE1 394 bus interface control and storage control sub-module is connected to the host system through the IEEEU94 interface. The above connections all support signals and data. Two-way flow. ° This creation improves the structure of the CF card and adds a serial bus interface to the ordinary CF card, so that it can directly exchange data files with a computer without additional equipment, and only needs a cable, and can also be used as a host The use of external storage devices not only facilitates the user, but also increases the scope and functions of the CF card. 'Easily and quickly between various electronic devices ----------------- line φ (Please read the notes on the back before filling out this page) Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 7 M240645 C7

V. Creation instructions (5) Change and transfer data, simplify the use of CF card, reduce the configuration costs. 0 Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs. [Schematic description] Figure 1 is a general functional block diagram of this creation. Figure 2 is a functional block diagram of the USB interface used in this creation; Figure 3 is a functional block diagram of the IEEE 1394 interface used in this creation. Figure 4 is a functional block diagram of the USB * IEEE 1 394 interface used in this creation. Figure 5 is this The internal working flowchart of the embodiment shown in FIG. 2 is created; FIG. 6 is an outline diagram of several embodiments of this creation; FIG. 7 is a diagram of the USB bus interface control and storage control sub-modules in the embodiment shown in FIG. 2 Circuit schematic diagram; Figure 8 is a circuit schematic diagram of the USB interface in the embodiment shown in Figure 2; Figure 9 is a circuit schematic diagram of the flash memory sub-module in the embodiment shown in Figure 2; Figure 10 is such as The circuit schematic diagram of the write-protect switch and status indicator sub-module in the embodiment shown in FIG. 2; FIG. 11 is the circuit schematic diagram of the CF card interface control and storage control sub-module in the embodiment shown in FIG. 2; CF-ATA is shown in the example shown in Figure 2. Interface or PCMCIA interface or True IDE interface. [Illustration of drawing number] 8 This paper size is applicable to China National Standard (CNS) A4 specification (210 X 297 mm) -------- ^ --------- ^ (Please read the Note: Please fill in this page again.) M240645 Printed by C7 ____D7___, Consumer Cooperative of Intellectual Property Bureau of the Ministry of Economic Affairs V. Creation Instructions (6) Flash memory submodule (1 0) CF card interface control and storage control submodule (2 〇) Serial bus interface control and storage control submodule (3) USB bus interface control and storage control submodule (31) IEEE 1 394 bus control and storage control submodule (32) USB and IEEE 1 3 94 Bus control and storage control sub-module (33) CF-ATA interface or PCMCIA interface or True IDE interface (40) Serial bus interface (50) USB interface (51) IEEE 1 394 interface (52 ) Write-proof switch and status indicator sub-module (6) [Detailed description of the preferred embodiment] The following describes the preferred embodiment of the present invention in further detail with reference to the drawings: Figure 1 is a general function block of the present creation Figure, CF card with serial bus interface includes: Flash Memory (Flash Memory ) Sub-module 10; controller module; CF-ATA interface or PCMCIA interface or True IDE interface 40; serial bus interface 50; write-protection switch and status indicator sub-module 60. The controller module includes a CF card interface control and storage control sub-module 20 and a serial bus interface control and storage control sub-module 30. CF card interface control and storage control sub-module 2 〇 It is connected to the Flash Memory sub-module 10 and the serial bus interface control and storage control sub-module 30 respectively; the serial bus interface control sub-module Module 3009 This paper size applies to China National Standard (CNS) A4 (210 X 297 mm) -------- ^ --------- (Please read the precautions on the back first (Fill in this page again) M240645 Printed by the Consumer Property Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs C7 D7 _ V. Creation Instructions (1) Connected with write-proof switch and status indicator sub-module 60; use CF-ATA interface or The PCMCIA interface or the True IDE interface 40 is connected to an electronic device with a corresponding interface; the application bus interface control and storage control submodule 30 is connected to the host system through the serial bus interface 50. These connections support two-way flow of signals and data. This created storage device with a serial bus interface CF card can be connected to various electronic devices (such as handheld computers, digital cameras, MP 3, etc.) through CF-ATA interface or PCMCIA interface or True IDE interface. ) For data and information transmission and storage; the serial bus interface 50 can be connected to the host, as an external storage disk connected to the host so that the host can read and write data directly on the disk. This creation also has a mechanical or electronic write-protection switch. The write-protection switch can be located on the other end face without CF-ATA interface or PCMCIA interface or True IDE interface. Its function is to allow or prohibit writing data. This switch can make the created CF card in a write-protected state, protect the data and files stored in the card, and prevent these data and files from being accidentally deleted, modified, or infected. The switch can be a surface-mounted single-pole double-throw mechanical switch or a photoelectric switch with photoelectric induction. This creation also has an indicator light, which can be located on the two larger planes of the CF card or on the other end surface. It is used to indicate the writing status and connection status of the Cf card. For example, the flashing of the indicator light can indicate data Transferring or reading or writing. The function of the flash memory (FIash Memory) sub-module 1 〇 is to store through CF-ATA interface or PCMCIA interface or True IDE interface 4〇 ------------------ --Order --------- line (please read the notes on the back before filling this page) 10 M240645 Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs C7 D7 V. Creative Instructions (8) The bus interface 50 receives data and information. The module can store the driver and various other types of data files. c F-card interface control and storage control sub-module 2 〇 Use the existing technology to complete the connection between the CF card and external electronic equipment, and interpret, convert, control and transmit the CF-ATA interface or PCMCIA interface or Ding's brain interface. ; Complete the initialization and control of the CF-ATA interface or PCMCIA interface or True brain interface 40, accept commands and data from external electronic devices, interpret and execute commands, and store data in the Flash Memory Module 10 or from flash memory (Flash

(Memory) sub-module 10 reads the data, and returns the execution result to the external electronic device through the cf_ ΑΤΑ interface or the PCMCIA interface or the True IDE interface. _ Serial bus interface control and storage control sub-module 30 uses the existing technology to complete the connection between the CF card and the host system, and interprets, converts, controls and transmits the serial interface protocol; completes the initialization and serialization of the serial bus interface 50. Control, receive commands and data sent from the host, interpret and execute commands sent from the host, store data in flash memory (Flash

(Memory) submodule 10 reads data from it, and returns the execution result to the host through the serial bus interface 50. The serial bus interface 50 may be a plurality of different serial bus interfaces. The serial bus /, 1L row 'surface 50 can be a variety of existing serial bus interfaces, including but not limited to USB interface, IEEE 1 394 interface; serial bus interface 50 can also implement a standard serial port protocol Electrical standards, but what they are 11 This paper size applies to China National Standard (CNS) A4 specifications (210 X 297 public love) -------- Order --------- line (please read the back first Please pay attention to this page and fill in this page again) M240645 C7 V. Creative Instructions (?) The physical size structure is a non-standard bus interface. In actual use, it can be connected to the standard serial bus interface of an external electronic device or host through a coil. One end of the cable is an interface plug that matches the physical size structure of the serial bus interface of the CF card, and the other end is a standard interface plug that matches the physical size structure of the standard serial bus interface of the electronic device or host. . Figure 2 is a functional block diagram of a CF card embodiment of this creation: its semiconductor storage medium uses flash memory, including flash memory sub-module 10; controller module; CF-ATA interface or PCMCIA interface or

True IDE interface 40 and USB interface 51; and a write-protect switch and status indicator light module 60. The controller module includes (: 17 card interface control and storage control submodule 20 and USB (Universal Serial Bus) bus interface control and storage control submodule 31. CF card interface control and storage control submodule Group 20 is connected to the flash memory submodule 丨 〇 and the USB bus interface control and storage control submodule 31 respectively; the USB bus interface control and storage control submodule 31 and the write-protect switch and status The indicator light sub-module 60 is connected. In use, the CF card interface control and storage control sub-module 20 is also connected to the electronic device with the corresponding interface through the CF-ATA or PCMCIA interface or True IDE interface 40; USB bus The bank control and storage control sub-module 3 1 is connected to the host system through a USB interface 51, and the above connections all support the bidirectional flow of ## and data. The CF card of this embodiment uses a CF_ATA interface or a PCMcia interface or a True IDE interface. 40 can be connected to a variety of electronic equipment (such as handheld computers, digital cameras, MP3, etc.) for data and information transmission and storage; this paper size applies to China National Standard (CNS) A4 specifications (210 X 297 public) ________ _ Please read the notes of memorandum first

Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs M240645 C7 D7 V. Creation Instructions (/ 〇) The host can be connected to the host through the USB interface 51, as an external storage disk connected to the host, allowing the host to read and write data directly on the disk. At this time, the CF card of this embodiment can be used as a USB Mass Storage device and supports the USB Mass Storage protocol recommended by USB_IF (USB Implementers F0rum), so that the card is automatically used by wind0Ws Me,

Windows 2000, Windows XP, Mac OS9.x / 〇S X, and Linux 2. · 4 · χ operating systems are identified, that is, these operating systems do not require drivers, which is very convenient for users to use. In this embodiment, the serial bus interface adopts a USB interface. The USB interface 51 can be a standard USB interface, such as a standard micro USB interface (! ^ 1 ^ 1; 86, 〇11_ 丁 1 ^ -0. Standard), or a non-standard USB interface, that is, the USB interface 51 in this embodiment can comply with the USB standard in electrical signals and physical structure and size, or only the electrical signals comply with the USB standard but its physical structure and size are non-uSB . The flash memory (F1 ash memory) in the flash memory submodule 10 can be one or more flash memory chips, which are connected according to the existing addressing method. The module can store the driver and various types of the creation. Other types of data files. USB bus interface control and storage control submodule 3 丨 Complete the connection with the host system, and interpret, convert, control, and transmit the USB interface protocol. The yuan pairs pair u SB interface to initialize and control, and accept the data sent from the host. Commands and data, interpret and execute commands sent by the host, store data in flash memory sub-module 10 or read data from flash memory sub-module 10, and return the execution result through USB interface 51 To the host. 13 (Please read the note on the back? Matters before filling out this page) -------- Order --------- line 'Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs Z1 Regulation 4 A b; IN J IN Thousand M240645 Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs C7 ----------- D7 _ V. Creation instructions (U) USB bus interface control and storage module ^ Can also complete the connection with other external electronic equipment, and explain, convert, control and transmit, CF-ATA interface or PCMCIA interface or τ · wrist interface⑽ protocol; complete the CF-ATA interface or PCMCIA interface or True brain interface 40 Initialize and control, accept commands and data from external electronic devices, interpret and execute commands, save data to flash memory sub-module 10 or read data from flash memory sub-module 10, The execution result is returned to the external electronic device. The CF card interface control and storage control sub-module 20 * usb bus control and storage control sub-module 3 丨 can use a single chip or multiple chips. Figure 3 is another embodiment of this creation. Its universal interface adopts IEEE 1 394 interface, including: flash memory submodule 10; controller module; CF-ATA interface or PCMCIA interface or Ding⑽IDE interface 4 〇; IEEE1 394 interface 52; write-protect switch and status indicator sub-module 60. The controller module includes a CF card interface control and storage control submodule 20 and an IEEE 1 3 94 bus interface control and storage control submodule 32. CF card interface control and storage control submodule 20 is connected to flash memory submodule 10 and IE EE 1 3 9 4 respectively. The bus interface control and storage control submodule 3 2 is connected to IEEE 1 3 94. The bank control and storage control sub-module 32 is connected to a write-protect switch and a status indicator sub-module 60. In the use state, the C F card interface control and storage control submodule 20 through the CF-ATA interface or the PCMCIA interface or the True IDE interface 40 and the electronics with the corresponding interface 14 This paper standard applies to China National Standard (CNS) A4 specifications (210 X 297 public love) -------- ^ --------- (Please read the notes on the back before filling out this page) Printed by M240645, Employee Consumer Cooperative of Intellectual Property Bureau, Ministry of Economic Affairs Creation instructions (/ again) The device is connected; the IEEE 1 394 bus interface control and storage control sub-module 32 is connected to the host system through the IEEE 1 3 94 interface 52. These connections support bidirectional transmission of signals and data. In this embodiment, the flash memory storage sub-module, the flash memory module 10, includes one or more flash memory chips, which are connected according to the existing addressing method. The module can store the driver and other types of creatives. Data files. The IEEE1 394 interface 52 may be a standard IEEE 1 394 interface or a non-standard 1EEE 1 394 interface. That is, the IEEE1 394 interface 5 2 of this embodiment can meet the electrical signals and physical structure and size in accordance with the IE EE 1 3 9 4 standard 'or only its electrical signals meet the 1 ££ ^ 1 3 94 standard, but its physical structure and size Non-IEEE 1 3 94 standard. The IEEE 1 3 94 bus interface control and storage control sub-module 3 2 completes the connection with the host system, and interprets, converts, controls, and transmits the general interface protocol. Το initializes and controls the IEEE 1394 interface 52, and accepts the slave host. Send commands and data, interpret and execute commands sent by the host, store data in the flash memory submodule 10 or read data from the flash memory submodule ο, and pass the execution result through IEEE1 394 The interface 52 is returned to the host. IEEE 1 3 94 bus interface control and storage control sub-module 3 2 can also complete the connection with external electronic equipment, and interpret, convert, control and transmit CF-ATA interface or PCMCIA interface or True IDE interface 40 interface protocol, Complete the initialization and control of CF-ATA interface or pCMCIA interface or True IDE interface 40, accept commands and data from external electronic devices, interpret and execute commands, and store data in flash memory sub-modules ---- ---- ^ --------- ^ (Please read the notes on the back before filling this page)

Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs M240645 C7 ---_________ D7 V. Creation Instructions (/ 3) Group 1 〇 or read data from flash memory submodule 丨 〇 and return the execution results to external electronics device. The IEEE1 94 interface of this embodiment may be an electrical signal and a physical structure and size conforming to the IEEE1 394 standard, or only its electrical signal conforms to the IEEE1 394 standard, but its physical structure and size are not 1 ^ 1 394 standard. The functions of the C F card interface control and storage control sub-module 20 and IEEE 1 3 94 bus interface control and storage control sub-module 32 can be implemented using a single chip or multiple chips. FIG. 4 is another embodiment of the present creation. This kind of micro-flash CF memory card has both a USB interface and an IEEei 394 interface, and a corresponding interface control and storage control module. The function can be completed by one chip or multiple chips. This embodiment includes a flash memory sub-module 10; a controller module; a CF_ΑΤΑ interface or a PCMCIA interface or a True IDE interface 40; a USB interface 51;

IE E E 1 3 9 4 interface 5 2 and write-proof switch and status indicator sub-module 6 〇. The controller module includes a C F card interface control and storage control sub-module 20 and USB and IEEE 1 3 94 bus interface control and storage control sub-module 33. cf Card interface control and storage control sub-module 2 〇 It is connected to flash memory sub-module 10 and USB and IEEE 1 3 94 bus interface control and storage control sub-module 33; USB and IEEE 1 394 bus The interface control sub-module 33 is connected to the write-protect switch and status indicator sub-module 6 〇; in the use state, the CF card interface control and storage control sub-module 2 〇 Via cf_atA 16 This paper standard is applicable to Chinese national standards ( CNS) A4 specification (210 X 297 mm) -------------------- Order --------- Line (Please read the precautions on the back first (Fill in this page again) M240645 C7 D7 V. Creation instructions (/ pcs) or PCMCIA interface or True IDE interface 40 is connected to the electronic device with the corresponding interface; USB * IEEe 1 394 bus interface control and storage control submodule 3 3 is connected to the host system through the USB interface 51; or USB and IEEE 1 394 bus interface control and storage control submodule 3 3 is connected to the host system through the IEEE 1 3 94 interface 52. These connections support bidirectional transmission of signals and data. In this embodiment, the flash memory module 10 includes one or more flash memory chips, which are connected according to an existing addressing method. The module can store the driver and other types of data files created by the module. The USB interface 51 and the IEEE1394 interface 52 may be a standard USB interface and an IEEE1394 interface, such as a standard micro USB interface and an IEEE1 394 interface, or a non-standard USB interface and an IEEE1 394 interface. That is, the IEEE 1 3 94 interface 5 2 of this embodiment may be that the electrical signals and the physical structure and size conform to the IEEE 1 394 standard 'or that only the electrical signals conform to 1 ^^. 394 standard, but its physical structure and size are not EEE 丨 3 9 4 standard; U sb interface 5 1 with 疋 Electricity “and the physical structure and size are in accordance with 卩 GB standard, or only its electrical signals comply with USB standard, But its physical structure and size are not USB standards. | USB and 1 EEE 1 3 9 4 bus interface control and storage control sub-modules | 33 completes the connection with the host system, and explains, converts, controls, and transmits | Interface protocol; completes initialisation of USB interface 51 or IEEE 1 394 interface 52 | initialization and control, accepts commands and data sent from the host, interprets and executes commands sent from the host, stores data in flash memory Body submodule 1〇 t

I I_ 17 This paper size applies to China National Standard (CNS) A4 (210 X 297 public love) " '------

-------- tl --------- Double C, please read the phonetic on the back? (Fill in this page again) M240645

V. Creation instructions (/ 5) Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs or read data from the flash memory sub-module 10, and return the execution result to the host through the USB interface 51 or IEEE1394 interface 52. The USB * IEEE 1 394 bus interface control and storage control sub-module 33 can also complete the connection with external electronic devices, and interpret, convert, control, and transmit CF-ATA interface or PCMCIA interface or True 11: ^ interface 40 interface protocol ; Complete the initialization and control of CF_ATA interface or pCMciA interface or True IDE interface 40, accept commands and data from external electronic devices, interpret and execute commands, store data to flash memory submodule 1 0, or The flash memory sub-module reads data and returns the execution results to external electronic devices. The IEEE 1 394 interface of this embodiment may be an electrical signal and a physical structure and size conforming to the IEEE 1 394 standard, or only its electrical signal conforms to the IEEE 1 394 standard, but its physical structure and size are not coincident. FIG. 5 is an internal working flowchart of the embodiment shown in FIG. 2 when the external electronic device is connected through the cf-ATA interface or the PCMCIA interface or the True IDE interface (40), and the host is connected through the USB interface, and the internal workflow is shown in FIG. It includes the following steps: Step 1: Determine whether the access device has an access device on the cf_atA interface, PCMCIA interface, or True IDE interface 40 or USB interface 51; Step 2: If the CF-ATA interface, PCMCIA interface, or True IDE interface 40 has an access device , Its internal operation is like a standard cf card; 18 This paper size applies to China National Standard (CNS) A4 specification (210 X 297 public love) -------- ^ --------- ^ AW (Please read the precautions on the back before filling this page] M240645 C7 υ / Five Creation Instructions (/ 6) ^ Step 3: If the USB interface has an access device, get power from the USB interface 51 3; Initialize the USB interface, initialize USB bus interface control f Storage control sub-module 31; Detect flash memory storage sub-module 10 to read the special information of the creative storage device from it; Step 4, determine whether it is a data read request, and if it is a data read operation : Month seeking '' will logical Convert the serial number of the flash memory chip and the physical address on the flash memory chip, and skip the corresponding processing according to the bad block record information = bad fast in the memory, etc., and read data from it and return the shell Data 'to return to the second step; otherwise, determine whether it is a data write operation request; Step 5: if it is a data write request, convert the logical address to the serial number of the beta flash memory module and The physical address on the flash memory chip and the corresponding processing such as skipping the bad flash in the flash memory according to the bad block record information and write the data into the flash memory, return to the second step, otherwise judge whether it is the read capacity Request; once the first, V · If there is a capacity operation request, return to the device storage capacity to the second step 'Otherwise determine whether it is another operation request; younger seven steps: If it is another achievable operation request, proceed Respond, process, and return the processing result and status information, and return to the second step, otherwise return directly to the second step. Once the host is powered off, or the device is unplugged from the host system, the device will stop But the stored information will be retained. Figure 6 is the outline drawing (A, B, c, D) of several embodiments of this creation. The relative positions of the interface and indicator lights and switches are described in I____19 paper i scale Appropriate Financial Standards for Family Care ^ X 297 Public Love) Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs M240645 C7 ___ D7 5. Creation Instructions (β). The implementation examples A and B have only one serial interface: the us B interface or the IEEE 1 3 94 interface; the embodiments C and D have two serial interfaces: the usb interface and the IEEE 1 394 interface; all four have a CF_ATA interface Or PCMCIA) interface or True IDE interface, indicators and switches; these interfaces, indicator lights and switches are distributed on the four end faces of the micro flash memory card. This distribution can have different combinations, such combinations It is not limited to the four types expressed in FIG. 6. FIG. 7 is a circuit schematic diagram of the USB bus interface control and storage control sub-module 31 in the embodiment shown in FIG. 2. A 48-pin NT2005A512-LQFP48 chip is used, and the first pin of the chip is connected in series with a 0 microfarad capacitor ^ Back to ground; pins 2-5, 7-10, 40-48 of this chip are respectively connected to the chip υ3 and CF-ATA interface or PCMCIA interface in CF card interface control and storage control submodule 20 according to the PD serial number Pins with the same PD serial number of the chip CF-CN1 in the True IDE interface 40; pins 6, 16, 24, and 33 of the chip are directly grounded; pins 丨 丨, 12, and 3 of the chip are connected to CF respectively -ATA interface, PCMCIA interface, or True IDE interface 40, pins 34, 35, and 37 of the CF-CN1 chip; pin 15 of this chip is connected to the power supply DVDD and grounded through the 0.1 microfarad capacitor C8; A 16MHz crystal Y1 is connected between pins 16 and 17. The GP10 serial number of pins 18, 26, 30, 31, and 32 of this chip is used to store special information. Fig. 8 is a circuit schematic diagram of the USB interface 51 in the embodiment shown in Fig. 2. The interface chip J1 introduces bus power, B_VCC, and the inductance and capacitance are 20. The paper size is applicable to the Chinese National Standard (CNS) A4 specification (210 X 297 mm) -------------------- Order --------- Line · (Please read the precautions on the back before filling this page) Economy Printed by the Consumer Cooperatives of the Ministry of Intellectual Property Bureau M240645 C7 _ D7 V. Creation Instructions (M) LI, L2, C12, C15, C16 are filtered to provide power to the DVD card for the CF card DVDD. FIG. 9 is a circuit schematic diagram of the flash memory submodule in the embodiment shown in FIG. 2. The flash memory chips U4 and U5 use 48-TSOP 1 -1 220F, and the I / O pins are based on HD. The serial number is connected to the CF card interface to control the same pin as the HD serial number in chip U3 in the storage control submodule 20. Fig. 10 is a schematic circuit diagram of a write-protect switch and a status indicator sub-module 60 in the embodiment shown in Fig. 2. The indicator adopts a light-emitting diode 0; the electronic switch FI and HWP- refer to hardware protection. SWP — refers to software protection. FIG. 11 is a circuit schematic diagram of the CF card interface control and storage control submodule 20 in the embodiment shown in FIG. 2; the chip υ 3 uses F 1-8 XU 2 1 〇00, and the chip is based on the PD serial number Connected to pins 2_5, 7_1 0, 4 0_4 of chip U 1 in the bus control and storage control submodule 31 of US Β bus interface; the chip is connected to the flash memory submodule according to the HD serial number Corresponding pins of the flash memory chips U4, U5 in group 10. FIG. 12 is a circuit schematic diagram of the CF-ATA interface or the PCMCIA interface or the True IDE interface 40 in the embodiment shown in FIG. The chip U1 of the sub-module 31 and the CF card interface control and storage control the chip U3 of the sub-module 20. 21 This paper size applies to China National Standard (CNS) A4 (210 X 297 mm) -------------------- Order --------- (Please read the note on the back? Matters before filling out this page)

Claims (1)

M240645 A8 g D8 6. Scope of patent application 1. A compact flash memory (CompactFlash) memory card with a serial bus interface, including a CF interface, which is characterized in that it also includes at least one that can be electrically connected to the host through a cable Serial bus interface. 2. A miniature flash memory card according to item 1 of the scope of the patent application, which is characterized in that it further includes a mechanical or electronic anti-write switch. 3. A micro-flash δ-memory memory card 'according to item 2 of the scope of the patent application, characterized in that it further includes a fingerless light indicating read / write status and connectivity. 4. The micro flash memory storage card according to item 1 of the scope of the patent application, characterized in that the serial bus interface is a USB universal serial bus interface, and the micro flash memory card This USB interface supports the USB Mass Storage protocol recommended by USB_IF (USB Implementers Forum). 5. The micro flash memory storage card according to item 1 of the scope of the patent application, wherein the serial bus interface is an IEEE1 394 interface. 6. The micro-flash memory card according to item 1 of the scope of the patent application, wherein the serial bus interface includes a USB interface and an IEEE1 394 interface. 7. The miniature flash memory storage card according to item 1 of the scope of the patent application, which is characterized in that it includes flash memory (Flash _ 22, the size of this paper is Chinese National Standard (CNS) A4 (210 X 297) Love) (Please read the notes on the back before filling out this page) ---- Order --------- Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs M240645 A8 B8 C8 D8 VI. Apply for a patent (Range Memory) sub-group, controller module, cf interface, serial bus interface = write-proof switch and status indicator sub-module; the controller module includes a card M surface control and storage control sub-module, serial Bus interface control and storage control sub-modules; CF card interface control and storage control sub-modules are connected to flash memory (Flash Mem0ry) sub-module and serial bus interface control sub-group j; serial bus The row interface control sub-module is connected to the write-proof switch and the status indicator sub-module. In the use state, the CF card interface control and storage control sub-module is connected through the (: 17 interface and the electronic device with the corresponding interface. Exchange The interface control sub-module is connected to the host system through a serial bus; the above connections support the two-way flow of signals and data. 8. According to the miniature flash memory storage card described in item 丨 of the scope of patent application, It is characterized by including a flash memory (Flash Memory) module, a controller module, a CF interface, a USB interface, a write-protect switch and a status indicator submodule; the controller module includes a CF card interface for control and storage Control submodule, USB bus interface control and storage control submodule; CF card interface control and storage control submodule and flash memory submodule and USB bus interface control and f | f The storage control sub-modules are connected; the USB bus interface control and storage control g sub-module is connected to the write-proof switch and status indicator sub-module. · In use | state, the CF card interface control and storage control sub-module The group is connected to the electronic device with the corresponding interface through the cF interface; the control and storage of the USB bus interface | the control sub-module is connected to the host system through the USB interface; the above connections are all | Aid signal and data flow in both directions. I (__ 23's scale is applicable to China® Home Standard (CNS) A4 specification (21G X 297)) '-----------. 0 ^ ---- ---- ^ -------- (Please read the notes on the back before filling out this page) 6. Scope of patent application 9 Micro flash memory card according to item 1 of the scope of patent application It is characterized by including flash memory sub-module, CF interface, ΪΕΕΕ1 394 interface and controller module; the controller module includes ⑶ card interface control and storage control sub-module, IEEE 1 394 bus control and Storage control = module; CF card interface control and storage control submodules are flashed separately. The flash memory submodule is connected to the IEEE1 394 bus control and storage control submodule; 1 £££ 1 The 394 bus control and storage control submodule is connected to the write-protect switch and status indicator submodule. Connection; in use state, the CF card interface control and storage control submodule is connected to the electronic device with the corresponding interface through the cf interface; the IEEE1 394 bus control and storage control submodule is connected to the computer host system through ieee139 ^ Both connections support two-way flow of signals and data. 10. The micro flash memory storage card according to item 丨 in the scope of the patent application, which is characterized by including a flash memory sub-module, a CF interface IE EE 1 3 9 4 'surface, and a u SB interface. And controller module; the controller module includes a CF card interface control and storage control submodule, a USB and IEEE 1 394 bus control and storage control submodule; a CF card interface control and storage control submodule and ㈣ Memory (flash mem ~) Sub-module connected to IEEE 1 394 bus control and storage control sub-module 'USB and IEEE 1 394 bus control and storage control sub-module with write-protect switch and status indicator sub-module In the use state, the CF card interface control and storage control sub-module is connected to the electronic device with the interface through the CF interface; USBmEEEl 394 bus control and storage 24 M240645 A8 B8 C8 D8 The sub-module is connected to the host computer system through a 1 394 interface or a delete interface; the above connections all support signals and two-way flow. Printed by the Intellectual Property Bureau of the Ministry of Economic Affairs, Consumer Cooperatives 25 Private paper sizes are applicable to the Chinese National Standard (CNS) A4 (210 X 297 mm) (Please read the > i Notice on the back before filling in this page}