JPS5934758A - Facsimile device - Google Patents

Abstract

PURPOSE:To input and output picture information and coding information on a common bus, by connecting several adaptors to the common bus of a microcomputer system in a facsimile device and giving command information to each adaptor. CONSTITUTION:The system comprising a central processing unit CPU 1, including the microprocessor, an ROM2 and an RAM3 is connected with the common bus 4, and a system interface adaptor (SIA)10, a memory interface adaptor (MIA)11, a band compressing and expansion adaptor (BCEA)12, and a communication interface adaptor (CIA)13 are connected to the common bus as I/O devices in an address space of the system respectively, and the initial set is attained from the CPU1 to a command register of the adaptors 10, 11, 13 at the G2 transmission, and the picture information from a scanner 6 is written in a line memory 7, and transmitted to the CIA 13 from a common bus control section 112 with the DMA transfer or the program transfer and the data is transmitted from an MODEM 8.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a facsimile machine with an improved control system.

Conventional configuration and its problems In conventional facsimile machines, (a) the control system and the encoding/decoding section of the device are constructed only from lascita A rJ thick, and (b) high-speed 1-1 is do? 'l' ＞
The encoding/decoding section is composed of random logic.
Other control sections that do not require high speed can be configured with a microcomputer system, or (c) the control system and encoding/multiplexing section of the device can be configured with a bipolar pill-slice type microprocessor. A microcomputer system capable of processing the J.F. J7fi was created.

However, in the case of (a), complex control is difficult1)
'M). In addition, in the case of (b), DL, high line speed (48K BPS/s
The disadvantage was that it could not be adapted to ec). moreover,
In both cases of (a) and (b), the hardware becomes complicated, the cost increases, and there is no need for σ.
Model 71J had the drawback of requiring major hardware design changes.

OBJECTS OF THE INVENTION The present invention has been devised to solve the above-mentioned conventional drawbacks, and is capable of easily implementing complex control using only software, adapting to high line speeds, and reducing the size of the hardware circuit. In addition, it is possible to deal with differences in scanners and plotters' h formulas, speeds, and image widths such as 10, etc., using only software, and there are requirements for θ. An object of the present invention is to provide a facsimile machine that can eliminate the need for major design changes to control system hardware.

Structure of the Invention The facsimile apparatus of the present invention includes a microcomputer system having a medium-heat processing device, a ROM, and a RAM, a scanner for reading and scanning a document, a block for recording, a line memory, a modem, A system interface adapter, a memory e-interface adapter, and a band compression/expansion adapter each consisting of a large-scale integrated circuit and connected to the common bus of the computer system as input/output devices within the address space of the microcomputer system. adapter and a communication interface adapter, and the system interface adapter includes the scanner and r+iJ;
From self-memory, InnotaFace, and 7'Tough' evening, take out the Serial Capo-1 and serialize the image information (in this specification, it refers to the image information that is not coded as I). Human power 'i ii'+',, lj! I
Capable of serially outputting image information to the RI2 block and the memory ink storage adapter through the tiger serial exit boat, and between inputting and outputting the image information, image width conversion, 1111 "1" 1171 line % inverse conversion, 1 line reading time conversion, 1 line notation g:All, 1i conversion, and image reduction processing are apraxic, and the memory
Interface Attachment, Iil System Interface Adapter 21 L 1. The image information can be serially accessed through the serial output board, and the line memory can be directly accessed in parallel.
It is possible to input and output image information to and from the common bus in parallel, and it is also possible to insert character information into manually generated image information. It is possible to input and output image information serially through the serial input/output port, and to input and output encoded information in parallel to the common bus, and also to input and output encoded information in parallel to the common bus. The communication interface adapter performs -dimensional encoding, two-dimensional encoding, -dimensional decoding, and two-dimensional decoding processing, and the communication interface adapter transmits data to the modem through a dedicated serial input/output port. It is possible to input and output data serially, and to input and output data to and from the common hub in parallel. each adapter is adapted to process data relating to pre-message procedures for identification and selection, message transmission, and post-message procedures including message termination and confirmation and biplane one-giment procedures;
a command register connected to the common bus and set by the central processing unit through the common bus for command information for controlling the operation of each adapter in 1) II.
The central processing unit 1'1 of the computer system is connected to the common bus and is provided with a status register containing internal status information of each adapter. 1) specifies the operating mode and start/end of each adapter in the command register provided in each adapter.

It is possible to create a data interface with a scanner, an IJ ivy, and a modem without directly processing the image information by simply returning the command information to be used, and still using only one bus. -1, it is possible to easily output both the image information and the processed information.

Description of Examples 1 is a medium heat processing device (hereinafter abbreviated as 1CPU) consisting of a general-purpose microbrosenoza, 2 is an OM, and 3 is a RAM.
, 4 is [) II CPU1, ROM2 and 0/RAM3
It is a common bus for the Microcombus Kuhnste l, which consists of

5 is a plotter for recording, 6 is a scanner for reading and scanning, 8 is a modem, 9 is a crystal oscillator, 16 is a direct memory access connected to common bus 4・It is a controller (abbreviated as son, DMAC).

10 is a system interface adapter (hereinafter referred to as 1.S)
11 is a memory interface adapter (hereinafter abbreviated as MIA), 12 is a bandwidth compression/expansion adapter (hereinafter abbreviated as BCF, A), and 13 is a communication interface adapter (hereinafter abbreviated as CIAJ). These four adapters 10 to 13 are each a large-scale integrated circuit (abbreviated as 1-1-1LSI).
Garanari, if the previous microconhi 0. - l10 (!- and the common bus 4
It is connected to the.

The IA 10 is formed by integrally forming an image information control section 101, a timer 102, a clock generation section 103, etc. on a conductor substrate. Clock generator 10
3 is provided with a command register and a status register (not shown) connected to the common bus 4.

This 5IA10 is connected to the scanner 6 and the MI
Serial holder for i, l, 1 from A11-1.
Serially send picture information to Hitotsuki Noh, +1ilki block 5 and 1) 71st self MIA11 jl, respectively.
11 Serial person capo 1-jn and output image information serially iiJ function, and the output of the image information includes image width conversion, sub-scanning density conversion, 1 line 1: ・Super IV, II
, 'I Questions', Recording Time Conversion, Image Reduction, etc.
It is designed to set 11 speeds for 1J and 1J.

Still, the start and end of the operation of the 5IA 10 and the operation mode are controlled by the command information set in the command register by the CPU 1 through the common lotus 4.

The MIA 11 includes a lie/memory system 1j11 section 111,
The MIA common bus control section 112, gear control section 113, etc. are integrally formed on a medium-sized semi-circular board, and 1) II.
The n lotus control section 112 and the character control section 113 are provided with a command I register and a status register (not shown) connected to the common bus 4.

The MIAl 1 can output image information serially to the 5IA10 through a dedicated serial adult output port, can directly access the line memory 7 in 4-bit parallel, and can output image information to the common lotus 4 in 8-bit parallel format. In addition to being capable of input/output functions and converting the speed of the human output, it is also possible to insert character information output from the character control section 113 into the human input drawing information.

In fact, the start and end of the operation of this MIAll 1 and the operation mode are controlled by the CPU 1 through the JI and communication hub 4 based on command information set in the command register of this MIAll 1.

1iJii3B GEA 12 is formed by integrally forming an encoding/decoding section 121, a BCEA common bus control section 122, etc. on a single conductor board, and the common bus control section 122 is provided with a command' register and a status register (not shown) connected to the common bus 4.

And BCEAl2 with is y for MIAl1
It is possible to serially input and output image information +13 in both directions through the serial output capo 1-1, and to input and output mark information to 1.1 mount 4 in 8-bit parallel.
tl U This is an input/output il index, and 1) II self-portrait information? In terms of how information is converted into 'l',
The 1171 combining unit 121 performs linear simplification, −1-dimensional encoding, −-dimensional decoding, and 24-dimensional decoding according to CG' I T T Recommendation T, 4. There is.

``lk, ko (7) B CE A 12 (7) dynamic f'
l'7) Start ``End ri;-Yohi operation mode 1- is CPU
The command d111 is controlled by the command (according to the information) set in the command 1-' register of this BCEAL 2 through the 11th communication No. 1 by No. 1.

The n1Hac IA 13 is the Motem control section 131 and the CIAI communication control section 132! ! ; Consists of [)
II.J1, the bus control unit 132 is provided with a command register and a status register (not shown) which are connected to the common node 4, respectively.

(7) CIA13rj, 7.1 data to Motem 8, serial input/output function through dedicated serial output capo-1-, and human output 11■ function with 7 disks parallel to consignment bus 4. 1iii, and between the output of the data, the facsimile transmission procedure of GGITT Recommendation <1; (message transmission), face D (pre-message procedure including message termination and confirmation and biplane 1-giment procedure).

The operating mode l-' of this ClA 13 is controlled by command information written by the CPU 1 into the command register of this ClA 13 through the common lot 4.

In addition, A- shows the third line of data, and A-
is a signal line from the scanner 6 to the image information control unit 101, B is a signal line from the image information control unit 101 to the block 5, and C(l
Sl: From the image information control unit 101 to the line memory control unit 11
1, D is a signal line from line memory control unit 111 to image information control unit-01, E is a signal line between line memory 7 and line memory control unit 111, and F is common bus 4.
and the MIA common lotus system σ111 part 112 O', the (t!';) line between the HiA Yanokta system 6 mark part 113, G is the line meshiri system r111 part 111 and the encoding/compounding part 12
1 (1, Gino line, H is common lotus 4 and B CE
A Jl, Waku lotus system (14 part 122, Iriυ line, work is 1.: I1.Shishi line, K between Toru lotus 4 and CI A It, Toru lotus control part 132, 1.) ,' 1. The line between the mountain lotus 4 and ) lAMl 1 is crossed.

Next, the facsimile machine's ``11, Kikiri ('1 is the horse 1.11, ':1 copy mode 11j'', DiC draft sending mode 1j mode n,'; and original (Y:i°j reception As a reception mode, the operation 1'1 of the example B(li) will be explained.

Cl1it draft copy mode 1 time J cut, 5IA10 and (J'MIA1
1 command register K j assistant work mote (7) first 1
! Jl setting is performed. That is, in the command register of 5IA10, 1 line reading + 1y time and recording time (0,125 to 32 m5ec), recording speed 1*:
(2,1MH2 ~ 16.4KH2), -1: Scanning image width (32 ~ 8192 pi), reduction iJ' jjjjl
command that instructs l and copy mode 1, information is 1
1 entry - 1 entry. ′! The command register of MIAl 2 contains input ports and output ports for image information.
Column 1-' information for specifying 1. to 5IA10, as well as command information for instructing settings regarding the main scanning image width (32 to 8192 pino 1-) and character information are written.

Therefore, the start and end of the operation are 5IA10 and MIA.
Page pin 1 provided in the l 1 command register
- is set by the CPU 1 to +1111 and ○'', respectively, so that it is eaten.

The data flow in this copy mode is as follows.

The own information from the scanner 6 is serially manually inputted to the image information control unit + unit 101 of the 5IA10 by a shake 1-', and this manually inputted image information is input as is or to the same control unit based on the initial settings. After image width conversion and image reduction processing are performed in step 101, the control section 101 serially outputs the image to the line memory control section 111 of MIAll by handshaking.

If the image information manually entered into the line memory control unit 111 described in Section 4 above is not instructed to insert text information according to the initial settings described in niI, the image information inputted manually to the line memory control unit 111 will be combined with the text information without being prompted. If the insertion of character information is specified by the above-mentioned initialization 1jil, decrement', and e, the insertion memory control unit
It is combined with the character information output from the first part 113 and written into the line memory. The image information temporarily stored in the line memory in this way is then read out to the main in-memory control unit 111, and then manually inputted to the image information control unit 101 of the 5IA10 by hand. , the control unit 101 applies a power to the knock 5 by handshaking.

In addition, the Hashi 1-shake between each of the above-mentioned hooks changes each block to 'i! :By looking at it (iwah
Ru.

As a result of this copy mode 11. The data flow of lJ is A −+ C→E→E→D→B.

Here, the image information is stored in the line memory 7 as -, -1,
Since the data is stored, even if the speeds of the scanner 6 and the plotter 6 are different, the copying operation can be performed without any problem.

Unfortunately, when manually transmitting image information from scanner 6 to 5IA10, the pulse for sub-scanning the document is 5IA.
10 and output to the scanner 6.

In the same way, when outputting image information from the 5IA1o to the Bronota 5, turn on the 1-mm feed of the recording paper.
Udame pulses are output from 5IA10 to plotter 5. Then, the timer 102 sets the number of pulses in each case of 1) 11 for controlling sub-scanning feed and the like. Note that the clock generating section 103 generates a lock based on the output of the crystal IMg g+ 9 when necessary for the output of the pulse hemorrhoid.

[When in original sending mode and original receiving mode] Transmission and reception of originals are in accordance with GCITT Recommendation T.

Marking i'f, 6. image information transmission without encoding, and document transmission group 3 of CCITT Recommendation T, 4 (
One of the standardized encoded information transmissions (hereinafter abbreviated as G3) is selected and carried out as follows.

(a) G2 transmission without transmission, CPU 1 sends 5IA through ID number 4.
10, MIA 11 and ClA 13 commands”
・Initial settings are changed to Resinuku.

That is, the command register of 5IA10 contains 1 line reading time, -1 - scan 1 + l + i width, -1, scan - with both ends cut I-, A1' of image line 1: Qll
1, and send (1, mode 1) information is set, and the command register of MIAll is set to 1-1 for image information; 1, and command information 1.+1<U' that specifies the settings for i(]12 scan width and character information, respectively. In the register, G2
Command information instructing the send mode 1- is written.

Unfortunately, to start and end the operation, as in the copy mode, the CPU 1 sets '1' and 'O' in the 5IA10 and MIAll command registers, respectively. This is done by

At the time of this 02 transmission, the data flow is as follows.

The image information from the scanner 6 is written to the line memory 7 in the same way as in the case of copying, and after being temporarily stored in the same memory 7, it is written again to the line memory control unit 1.
11, and the bi I A common bus control unit 112
Serial/parallel conversion is performed. Then, from the same common bus control unit 112, the CI
It is transferred to the A common/penu control unit 132.

Here, data transfer from each common bus control unit 112A, 122 and 132 and each common bus control unit 1
12, 122, and 132, program mode transfer is performed via the CPU 1, and
RAM3. without going through PU1. Direct memory access (hereinafter referred to as DMA) that performs direct transfer between
(abbreviated as DMA) is possible.
When controlling transfer, since high speed is not required, the MIA common bus rlII hoof 11 section 112 to C
I A I, transfer of image information to the control unit 132 for a long time) iii.
-1 may be used for any MA transfer (note 1) 11 D
In the case of MA transfer, the image information is F −+ K, K −+
I will follow the route of I).

Then, the image information transferred to the CIA common lotus control unit 132 is sent to the modem 8 serially by the modem control unit 131.
is output to.

That is, the data flow in this case is A − + C −
+ E → E → F → (K → ni →) I → J.

(b) When transmitting G3, CPU1 automatically sends 5IA10. MIAl 1,
BCIi: AI 2 and ClA13 command 1-'.
Initial settings are made to the registers.

In other words, in the command 1-' register of S engineer A10,
The same command information as at the time of G2 transmission is read in 11%, and the same command as at the time of G2 transmission is used, except that the command register of MIA 11 also specifies the image information output port to BCEA12. Information is written. The BCEA12 command register contains -dimension 11
There is a selection of encoding or two-dimensional R1 encoding, and command information that allows for safe settings. Furthermore, command information instructing the G3 transfer mode is written into the command 1-' register of the ClA 13.

The start and end of operation is 5IA10. The page bits provided in the command registers of MIAll and BCEAl2 are set by the CPU 1 to
This is done by setting each value to 0''.

During this G3 transmission, the data flow is as follows.

The image information from the scanner 6 is written into the line memory 7 through the same process as in the 1111 copy one second and G2 transmission. The image information temporarily stored in the line memory 7 is read out again to the line memory control unit 111, and the BCE
It is input to the encoding/decoding unit 121 of Al 2, and
21 and converted into 1 code information.

The encoded information is serial/parallel converted by the BCEA common hash control unit 122, transferred to the ClA 13 via the HAM 3 by DMA transfer 111, and further outputted from the ClA 13 to the Moteno-8.

That is, the data flow fl:j:, A −
+ C-+ E-+E → G → H → ni → ni → engineering → J.

(/→ When receiving G2, first, CPU1 sends SIA 10, 1/I
Initial settings are made to the command registers of IA11 and ClA13.

In other words, the command I register of 5IA10 contains 1
Line recording time, 1° width 11bi width, 111-1'
Command information that instructs the presence or absence of 1.1 addition (processing of adding 1.1 confidence υ to both sides of each line), the speed of the recording printer clock, and the reception mode is fi! Introduced mold. '! ? In the command 1-' register of v and MIAll, command information for specifying the output port as 5IA10, as well as command information for instructing the main scanning image width and character information, can be found (written in the command 1-' register. Furthermore, ClA13
Command information instructing the G2 reception mode is inserted into the command input field.

In addition, the start and end of the operation are controlled by 5IA10 and MIA1.
The page bit of the command register of CPU1 is set to
This is done by setting 1'' or ``Q'' respectively.

When receiving this G2 title (4), the data flow will be as follows.

The data from the modem 8 is sent to the modem control unit 1 of the ClA 13.
31, and the CIA common bus control unit 132
The control unit 132 performs serial/parallel conversion, transfers the program mode, and transfers the MI by DMA transfer.
The data is transferred to the common bus control unit 112 of Al 1 in units of bytes. The data thus transferred to the MIA common bus control unit 112 is converted into parallel/serial data by the intermediate unit 112.2.The data is output from the character open side 1 part 113 as it is by the line memory control unit 111. It is combined with the character information displayed and drawn into the line memory T.

The image information temporarily stored in the line memory 7 is read out to the second line memory control unit 111, serially inputted to the image information control unit 101 of the 5IA10 by hand 1'', and further inputted to the image information control unit 101 of the 5IA10. from block 5
"Hunt Shake" is output.

In other words, the data flow in this case is J → Engineering → F+E
→E → (to K-+ →) D → B.

) G3 receiver Fr lL'1 not switched, 5IA10. The command registers of MIAll, BCEA12 and ClA13 are initialized.

That is, the same command 'lT'i information 21 as when receiving G2 is input to the command 1-'/regimetan ζ of 5IA10, and the command 1-'/regimetan ζ of MIAll is also input with the picture information person capo-)iBcEA12. Other than that, the same colan 1-' information as when receiving G2 is set. Sho 7'(,
The command register of BCEA12 contains command information that instructs the selection of -dimensional decoding or two-dimensional encoding and the settings required for that selection, and the command register K ii of ClA13, G3 receiver (instructs 7 mode). Coran 1-' information is written.

Also, the start and end of the operation are 5IA10. This is done by setting the page bits of the command registers of MIAll and BcEA12 to 1" and "o", respectively, by the CPU 1.

The data flow of this G3 receiver (?i11.'+ is as follows.

The encoded information from modem 8 is the modem system of ClA13.
It is serially input to the first part 131, then serial/parallel converted by the CIA common bus control part 132, and then converted to BC by program mode transfer or DMA transfer.
The data is transferred to the common bus control unit 122 of the KA 12 in units of bytes.

1) The encoded information transferred to the 11th BCEA No. 1 bus control unit 122 is decoded by the r1 encoding/decoding unit 121, and the decoded image information r[, MIA
It is serially output to the line memory control unit 111 of l1. In this way, the 1Illll 'l'+'1 report manually inputted to the line memory crime prevention section 111 is combined with the character information output from the gear rough control section 113 when ・ku, rin, and when unnecessary. is not synthesized with the character information written in l'+il, and the same line memory control unit 11
1 to the same time as when receiving the G2 Baku 1. jp -) is output to the plotter 6.

In other words, the data flow in this case is J → Engineering → (K → Ni →) H −> G −>'E → E →
D -> B.

In addition, when copying +iiJ, when sending fii, receiving +:il
5IA10, MIAl 1, BCE Figure 12 and ClA13's internal data in +, ', +'Iij status status installed in each adapter 10 to 13.
Each is held in a register. Then, the CPU'1 monitors the open legs of each adapter 10 to 13 (-j).

FIG. 2 shows a block diagram of an embodiment in which the facsimile device M of the present invention is used as a converter.

If you want to manually input data from a fragment of a certain encoding method using a storage-and-exchange machine, store this data in memory, and then output it to a terminal with a different encoding method, perform rj conversion. There is a need. The embodiment shown in FIG. 2 is an example in which data manually generated using a -dimensional encoding method is converted into a one-dimensional power equation in two dimensions and output.

In the same figure, (I) and (II) are
ii 5IA10. in L-4 Figure 1. MIAll, B
This block has the same configuration as Zoroku, consisting of CEAl 2 , ClA 13, and line memory 7.

And 5 of these blocks (,J), (mouth)
IA10. MIAll, BCEAl2 and ClA1
3 is a general-purpose microprocessor CPU1, R
The common vane 4 of the microcomputer system is Ilo in the address space of the microcomputer system composed of OM2, RAM3, etc.
It is connected to the.

8a is a modem, and ClA in the block (])
13 is connected in the same way as the connection 8]J7) in FIG. 6 fr, l, S N-yana, S in block (10): [Alo, said;)
1. They are connected in the same way as in Figure 1. 6 is /”IJ
, , and 8b are modems, respectively, and 5IA10. l'I'lI to ClA13
It is connected to Figure 1 of Figure 1.

14 is a floppy disk controller (abbreviated as Enoki 1, FDO, etc.), 15 is a lJ Shigetsu 1 bus intersogos (Son, abbreviated as GPIB); 18K., "1" is applied to the circuits and signal lines belonging to block l), and (1) is applied to the circuits and signal lines belonging to block (11). ?r+' of the line; for j (11)
Assume that A and I are respectively A and I.

In this example, initial settings are used to block (])
The block (JI) is set to 03 receiver 1c and one-dimensional reciprocal mode l-, and the block (JI) is set to G3 sender i1j and first-order reciprocal mode. However, the serial output port of the image information of 5IA10(ff) is designated as 5IA10(]■). Here, L indicates the line υ° from 5IA10(], ) to S engineering A1o(I).

The data flow in this embodiment is as follows.

The one-dimensional encoded information from the modem 8a is ClA13 (1
) and is temporarily stored in the RAM 3 via the common Hanu 4.

Next, the -dimensional r1 encoded information is extracted from the RAM3, transferred to BCEAl2(]-), and decoded by this BCIi:AI2(King). The image information obtained by this decoding is MIAll(T)
, RAM7(I) and 5IA1o(],'), and is inputted to 5IA10(]]).

The image information then passes through MIAll(1) and RAM 7(llll-) to BCEAl2(II).
), and after being two-dimensionally encoded here, it is stored in RA"M 3 via common vanu 4, and then CI
A 13 (II), and this ClA13 (
II) or (, is output to the lost dem 8b.

In addition, in the data transfer mentioned above, 1:'+l speed 11
If V, transfer is required, DMAC16 is connected to 11, music 4, ζ1゛, DMA transfer (=
It is possible to perform a rotation 14 according to the following.

The data output to iM path 4, Fl) 01
4 stores t11iL;/stiffness in floppics, G
The PIB 16 may also store data in other systems through an external GPIB.

/%j f'1 years old F, J of the data according to this example
(1) II (II) → K (Size is M, N) → K (Switch is M, N) → H (1) - → G ('l) → E (1) → F
, (I)→D(1)→L−+G(If)→1!
; (II)→J≦(1,)→C(ffl)→H(,
11) →Ki or M.

N)→K(or λ(,N)II (11)IJ (I
I).

Effects of the Invention As described above, the present invention connects four adapters, SIA, MIA, BCEA, and GIA, each consisting of an LSI, to the co-sensor vanu of a microcombi yoke system.
The CPU of the microcombuque system only sends command information instructing the operation mode 1-' and the start and end of each actuator to the frame 71- register provided in each actuator, and then sends a facsimile. It is possible to perform data interface with the scanner, Zo11tsuku, and Mochi J without directly processing the image information. (1) Retrospective control can be realized in a simple manner using only rough information. .

(IJ)l',','It is also applicable to line speeds of 1 (for example, up to 56 KBPS/sec).

(c) The heart circuit can be made smaller.

哄) Differences in scanner methods, plotter speeds, etc.
Since it is capable of handling 1v1, etc., the sum of the stroke widths, it is compatible with 11f only by software, so it is compatible with lJt, and the control system hardware can be shared among multiple models.
There is no need to significantly change the control system hardware for model hJ'.

(1=) By connecting to devices such as parts reel computers and word processors, it is possible to easily synthesize character information and images output from these devices.

(f) 1) By using multiple of each of the adapters described in 1), simultaneous communication with other models, data exchange, G2/c
This makes it possible to easily perform H.332 conversion, code conversion, etc. (excellent effects such as I can do 4, 7, etc.).

[Brief explanation of the drawing]

Fig. 1 is a 11112 diagram of a facsimile IJ device according to an embodiment of the present invention, and Fig. 2 is a diagram of a facsimile IJ device according to an embodiment of the present invention. , 2...ROM, 3...R
AM, 4...Common bus, 5...Plotter, 6...Scanner, 7...Line memory, a, sa, ab...Modem , 10...
SIA, 11...MIA, 12...BCE
A, 13...CIA.

Claims (1)

[Claims] The medium heat j211 device 1a consists of a microcomputer system having ROM and RAM, a scanner for reading and scanning the entire manuscript, a plotter for recording, a line memory, a modem, and large-scale integrated circuits, respectively. +
) Connected to the common bus of the computer system as an input/output ag in the address space of the microcomputer system, memory interface adapter, bandwidth line extension 1% adapter, and The image information is serially input from the memory interface adapter and the memory interface adapter through the dedicated serial input capo-I, respectively. Possible, the said Posotaoyohi f?iJ WE memory.
It is possible to serially output image information to the interface adapter through the dedicated serial output capacitor 1-, and between the input and output of the image information, 1; I + i width conversion, sub-channel N'
E line 14. It is possible to perform conversion, 1-line reading time conversion, 1-line writing, conversion between All and 11, and image reduction processing, and the memory interface adapter Iti, the system data j... interface actuator can perform 21L', Ability to serially output image information through the serial output port for I♂, I4J ability to access the line memory directly to the parallel, input/output of image information to and from the common lotus in parallel, and input/output manually. It is possible to insert character information into the image information, and the above-mentioned band 1 processing/intermediate attachment is: 1) IIa self-memory interface active 21 L','t: Inserts the image information through the Jll serial output port. It is possible to input and output serially, and it is possible to input and output r1 encoding information in parallel to the above-mentioned Ml connection, and between the input and output of the image information and the encoded information, It is designed to perform two-dimensional encoding, -dimensional decoding, and two-dimensional encoding processing. The data can be output serially to the common bus, and the data can be output in parallel to the common bus. each adapter is configured to perform data processing for pre-message procedures of selection, message transmission, and post-message procedures including message termination and confirmation and biplane documentation procedures; , command information for controlling the operation of each adapter; 1) a command register set by the medium heat treatment device through the IJ common bus; A facsimile machine equipped with a status register.