WO2018006421A1 - Data transmission method for chips connected in series - Google Patents

Data transmission method for chips connected in series Download PDF

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Publication number
WO2018006421A1
WO2018006421A1 PCT/CN2016/089437 CN2016089437W WO2018006421A1 WO 2018006421 A1 WO2018006421 A1 WO 2018006421A1 CN 2016089437 W CN2016089437 W CN 2016089437W WO 2018006421 A1 WO2018006421 A1 WO 2018006421A1
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data
serial
chip
series
control
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PCT/CN2016/089437
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French (fr)
Chinese (zh)
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韩性峰
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韩性峰
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Priority to PCT/CN2016/089437 priority Critical patent/WO2018006421A1/en
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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]

Definitions

  • the invention relates to a serial chip, in particular to a data transmission method of a serial chip.
  • the serial chip read data is shown in Figure 1 and Figure 2.
  • Figure 1 is a series block diagram of the serial chip 1, the serial chip 2, and the serial chip 3.
  • Figure 2 is a schematic diagram of the serial chip reading data.
  • the transmitted, ie, the Nth-level display device receives the data stream output by the N-1th display device, and intercepts the data required by the current level (ie, the Nth stage) for controlling the connected fixtures to display the corresponding effects, and then The remaining data is subjected to necessary processing, such as shaping, regeneration, etc., and then output to the N+1th level display device.
  • the serial display system on the market, if the serial display system has the same data (such as voltage control, current control, temperature control, etc.), it is necessary to send the same data N times, and provide a series display system to intercept the same level of the chip.
  • Required data assuming that the serial chip data is A, the control data is B, and the cascading is N, then the ratio of the control function cascading chip to the cascading chip without control function is increased. The number of cascaded system cascaded chips is reduced.
  • Figure 3 is a schematic diagram of the data read by the serial chip in common control function.
  • the same control function data needs to be sent N times, assuming that the serial chip data is A and the control data is B. , cascading is N, then the ratio of the control function cascading chip to the cascading chip without control function is increased.
  • A is not much larger than B, the number of cascaded chips of the series system is reduced.
  • FIG. 4 is a circuit control block diagram of a commonly added control function.
  • the circuit is simple to implement, but reduces the number of cascaded chips in the series system.
  • the circuit for starting the transmission of the control data of the cascaded data is implemented as follows. This method does not reduce the number of cascaded chips of the series system, but the implementation of the increased counting and forwarding control data circuit is complicated.
  • the object of the present invention is to increase the same control functions (such as voltage control, current control, temperature control, etc.) of the serial display system without reducing the number of cascaded chips in the series system, and the present invention provides data of a serial chip. Transmission method.
  • the invention provides a data transmission method for a serial chip, comprising the following steps:
  • the serial chip increases the shift function, and serially shifts the serial control data
  • the serial chip increases the latch function, and latches the control data after the serial shift
  • the serial chip adds a control circuit, and the control data that has been latched sets the performance of the serial chip;
  • the controller sends a reset signal, display data and control data of the serial chip
  • serial chip latches the display data and the control data of the current stage, the output performance of the serial chip is controlled and the display output is scanned.
  • control data that has been latched in step S3 sets the operating voltage of the series chip.
  • control data that has been latched in step S3 sets the port output current of the serial chip.
  • control data that has been latched in step S3 sets the operating temperature of the tandem chip.
  • step S1 the serial chip counts the number of data required for the level.
  • the serial chip is shaped and regenerated to transfer the next level of data.
  • the beneficial effects of the present invention are that, by the above solution, the number of chips connected in series in the series system is not reduced, and the circuit is simple to implement and the cost is low.
  • serial chip 1 is a series block diagram of a serial chip 1, a serial chip 2, and a serial chip 3 in the prior art
  • FIG. 2 is a schematic diagram of data read by a serial chip in the prior art
  • FIG. 3 is a schematic diagram of reading data of a serial chip that is commonly used to increase control functions in the prior art
  • serial chip 1 is a series block diagram of a serial chip 1, a serial chip 2, and a serial chip 3 in the prior art
  • FIG. 6 is a schematic diagram of data of a serial chip read data of a start transmission control data of a cascading data in the prior art
  • FIG. 7 is a circuit control block diagram of a tandem chip for starting transmission control data of cascading data in the prior art
  • serial chip 8 is a series block diagram of a serial chip 1, a serial chip 2, and a serial chip 3 of a data transmission method of a serial chip according to the present invention
  • FIG. 9 is a schematic diagram of data of a tandem data end-sending control data serial chip read data of a tandem chip data transmission method according to the present invention.
  • FIG. 10 is a circuit control block diagram of a data transmission method of a serial chip according to the present invention.
  • FIG. 11 is a circuit control block diagram of a data transmission method of a serial chip according to the present invention.
  • FIG. 12 is a block diagram of the next level of data shaping and regenerative transmission of a serial chip chip data transmission method according to the present invention.
  • Figure 13 is a diagram showing an application of a display device for a data transmission method of a serial chip
  • Figure 14 is a waveform timing chart of a data transmission method of a serial chip invented.
  • a data transmission method of a serial chip includes the following steps:
  • the serial chip increases the shift function, and serially shifts the serial control data
  • the serial chip increases the latch function, and latches the control data after the serial shift
  • the serial chip adds a control circuit, and the control data that has been latched sets the performance of the serial chip;
  • the controller sends a reset signal, display data and control data of the serial chip
  • serial chip latches the display data and the control data of the current stage, the output performance of the serial chip is controlled and the display output is scanned.
  • control data that has been latched in step S3 sets the operating voltage of the series chip.
  • control data that has been latched in step S3 sets the port output current of the serial chip.
  • control data that has been latched in step S3 sets the operating temperature of the serial chip.
  • step S1 the serial chip counts the number of data required for the level.
  • the serial chip is shaped and regenerated to transfer the next level of data.
  • the controller, the serial chip 1, the serial chip 2, and the serial chip 3 are connected in series, and the same control function data needs to be transmitted once, assuming that the serial chip data is A, the control data is B, and the cascade is N. , the ratio of the control function cascading chip to the cascading chip without control function is increased. As long as the AN is much larger than B (the cascading N is larger), increasing the ratio of the control function cascading chip to the cascading chip without the control function is equivalent to There is no reduction in the number of cascaded system cascade chips.
  • the circuit implementation of the cascading data end transmission control data is as shown in FIG. 10.
  • the data transmission method of the serial chip provided by the present invention does not reduce the number of cascaded chips of the series system, and the circuit is simple to implement and the cost is low. .
  • the latch function is implemented by serial-parallel conversion and the latch unit 200; the shift function is implemented by the serial shift unit 100; and the next-stage data unit 300 is transmitted by shaping and reproducing. Realize shaping and regeneration.
  • the LEDs corresponding to C0 and S0, C0 and S6 are on, that is, the D1 and D7 lights are on;
  • the LED lights corresponding to C1 and S1, C1 and S7 are on, that is, the D10 and D16 lights are on;
  • the LED lights corresponding to C2 and S2, C2 and S4 are on, that is, the D19 and D21 lights are on;
  • the LED lights corresponding to C3 and S3, C3 and S5 are on, that is, the D28 and D30 lights are on;
  • the remaining lights are not lit.
  • the invention provides a serial chip data transmission method, which can increase the same control function (such as voltage control, current control, temperature control, etc.) of the serial display system without reducing the number of serially connected chips of the series system.
  • the control data is sent once at the beginning or end of the cascaded data, and the serial chip intercepts the data required by the level for controlling the connected fixtures to display the corresponding effects, and forwards the control data and the next level of data to the next level. chip.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

A data transmission method for chips connected in a series comprises the following steps: S1. adding a shift function to chips connected in a series to perform serial shifting on serial control data; S2. adding a latching function to the chips connected in a series to perform latching on the serially shifted control data; S3. adding a control circuit to the chips connected in a series, and using the latched control data to configure performance of the chips connected in a series; S4. transmitting, by a controller, a reset signal, display data and control data of the chips connected in a series; and S5. after the chips connected in a series have latched display data and control data at a current stage, controlling output performance of the chips connected in a series, and scanning a display output. The method does not reduce the number of chips connected in a series in a tandem system, can easily realize a circuit, and has low costs.

Description

一种串联芯片的数据传输方法Data transmission method of serial chip 技术领域Technical field
本发明涉及串联芯片，尤其涉及一种串联芯片的数据传输方法。The invention relates to a serial chip, in particular to a data transmission method of a serial chip.
背景技术Background technique
串联芯片读取数据如图1、图2所示，图1为串联芯片1、串联芯片2、串联芯片3的串联框图，图2为串联芯片读取数据示意图，通常，是由前往后逐级传输的，即第N级显示装置接收第N-1级显示装置输出的数据流，截取本级(即第N级)所需的数据用于控制其连接的灯具以显示相应的效果，再将剩余的数据经过必要的处理，如整形、再生等，再输出给第N+1级显示装置。The serial chip read data is shown in Figure 1 and Figure 2. Figure 1 is a series block diagram of the serial chip 1, the serial chip 2, and the serial chip 3. Figure 2 is a schematic diagram of the serial chip reading data. The transmitted, ie, the Nth-level display device receives the data stream output by the N-1th display device, and intercepts the data required by the current level (ie, the Nth stage) for controlling the connected fixtures to display the corresponding effects, and then The remaining data is subjected to necessary processing, such as shaping, regeneration, etc., and then output to the N+1th level display device.
目前市场上的串联显示系统，如果串联显示系统有相同的数据(如电压控制、电流控制、温度控制等指令数据)，则需要发送N次相同的数据，提供串联显示系统不同芯片截取本级所需的数据；假设串联芯片数据为A，控制数据为B，级联为N，则增加控制功能级联芯片与没有控制功能级联芯片的比为
Figure PCTCN2016089437-appb-000001
减少了串联系统级联芯片的颗数。At present, the serial display system on the market, if the serial display system has the same data (such as voltage control, current control, temperature control, etc.), it is necessary to send the same data N times, and provide a series display system to intercept the same level of the chip. Required data; assuming that the serial chip data is A, the control data is B, and the cascading is N, then the ratio of the control function cascading chip to the cascading chip without control function is increased.
Figure PCTCN2016089437-appb-000001
The number of cascaded system cascaded chips is reduced.
现有常用增加控制功能的实现方法如图3所示，图3为常用增加控制功能串联芯片读取数据示意图，相同的控制功能数据需要发送N次，假设串联芯片数据为A，控制数据为B，级联为N，则增加控制功能级联芯片与没有控制功能级联芯片的比为
Figure PCTCN2016089437-appb-000002
在A没有远大于B的基础上，减少了串联系统级联芯片的颗数。 The existing method for increasing the control function is shown in Figure 3. Figure 3 is a schematic diagram of the data read by the serial chip in common control function. The same control function data needs to be sent N times, assuming that the serial chip data is A and the control data is B. , cascading is N, then the ratio of the control function cascading chip to the cascading chip without control function is increased.
Figure PCTCN2016089437-appb-000002
On the basis that A is not much larger than B, the number of cascaded chips of the series system is reduced.
现有常用增加控制功能的电路实现如图4所示，图4为常用增加控制功能的电路控制框图，此方法电路实现简单，但是减少了串联系统级联芯片的颗数。The circuit implementation of the existing commonly added control function is shown in FIG. 4. FIG. 4 is a circuit control block diagram of a commonly added control function. The circuit is simple to implement, but reduces the number of cascaded chips in the series system.
如图5、6、7所示，相同的控制功能数据需要发送1次，假设串联芯片数据为A，控制数据为B，级联为N，则增加控制功能级联芯片与没有控制功能级联芯片的比为
Figure PCTCN2016089437-appb-000003
只要AN远大于B(级联N较大)，则增加控制功能级联芯片与没有控制功能级联芯片的比等效于
Figure PCTCN2016089437-appb-000004
没有减少串联系统级联芯片的颗数。As shown in Figures 5, 6, and 7, the same control function data needs to be sent once, assuming that the serial chip data is A, the control data is B, and the cascade is N, then the control function cascade chip is added and there is no control function cascade. Chip ratio
Figure PCTCN2016089437-appb-000003
As long as the AN is much larger than B (the cascading N is larger), increasing the ratio of the control function cascading chip to the cascading chip without the control function is equivalent to
Figure PCTCN2016089437-appb-000004
There is no reduction in the number of cascaded system cascade chips.
级联数据的开始发送控制数据的电路实现如下，此方法没有减少串联系统级联芯片的颗数，但是增加的计数、转发控制数据电路实现较复杂。The circuit for starting the transmission of the control data of the cascaded data is implemented as follows. This method does not reduce the number of cascaded chips of the series system, but the implementation of the increased counting and forwarding control data circuit is complicated.
发明内容Summary of the invention
本发明的目的是在不减少串联系统级联芯片颗数的基础上，增加串联显示系统相同的控制功能(如电压控制、电流控制、温度控制等)，本发明提供了一种串联芯片的数据传输方法。The object of the present invention is to increase the same control functions (such as voltage control, current control, temperature control, etc.) of the serial display system without reducing the number of cascaded chips in the series system, and the present invention provides data of a serial chip. Transmission method.
本发明提供了一种串联芯片的数据传输方法，包括以下步骤：The invention provides a data transmission method for a serial chip, comprising the following steps:
S1、串联芯片增加移位功能，对串行控制数据进行串行移位；S1, the serial chip increases the shift function, and serially shifts the serial control data;
S2、串联芯片增加锁存功能，对串行移位后的控制数据进行锁存；S2, the serial chip increases the latch function, and latches the control data after the serial shift;
S3、串联芯片增加控制电路，已经锁存的控制数据对串联芯片的性能进行设置；S3, the serial chip adds a control circuit, and the control data that has been latched sets the performance of the serial chip;
S4、控制器发送串联芯片的复位信号、显示数据和控制数据； S4. The controller sends a reset signal, display data and control data of the serial chip;
S5、串联芯片锁存本级显示数据和控制数据后，对串联芯片输出性能进行控制并且扫描显示输出。S5. After the serial chip latches the display data and the control data of the current stage, the output performance of the serial chip is controlled and the display output is scanned.
作为本发明的进一步改进，步骤S3已经锁存的控制数据对串联芯片的工作电压进行设置。As a further improvement of the present invention, the control data that has been latched in step S3 sets the operating voltage of the series chip.
作为本发明的进一步改进，步骤S3已经锁存的控制数据对串联芯片的端口输出电流进行设置。As a further improvement of the present invention, the control data that has been latched in step S3 sets the port output current of the serial chip.
作为本发明的进一步改进，步骤S3已经锁存的控制数据对串联芯片的工作温度进行设置。As a further improvement of the present invention, the control data that has been latched in step S3 sets the operating temperature of the tandem chip.
作为本发明的进一步改进，步骤S1中，串联芯片计数本级所需数据次数。As a further improvement of the present invention, in step S1, the serial chip counts the number of data required for the level.
作为本发明的进一步改进，步骤S1完成之后，串联芯片整形、再生传输下一级数据。As a further improvement of the present invention, after the step S1 is completed, the serial chip is shaped and regenerated to transfer the next level of data.
本发明的有益效果是：通过上述方案，没有减少串联系统串联芯片的颗数，并且电路实现简单，成本较低。The beneficial effects of the present invention are that, by the above solution, the number of chips connected in series in the series system is not reduced, and the circuit is simple to implement and the cost is low.
附图说明DRAWINGS
图1是现有技术中串联芯片1、串联芯片2、串联芯片3的串联框图；1 is a series block diagram of a serial chip 1, a serial chip 2, and a serial chip 3 in the prior art;
图2是现有技术中串联芯片读取数据示意图；2 is a schematic diagram of data read by a serial chip in the prior art;
图3是现有技术中常用增加控制功能串联芯片读取数据示意图；3 is a schematic diagram of reading data of a serial chip that is commonly used to increase control functions in the prior art;
图4是现有技术中常用增加控制功能的电路控制框图；4 is a circuit control block diagram of a commonly used control function in the prior art;
图5是现有技术中串联芯片1、串联芯片2、串联芯片3的串联框图； 5 is a series block diagram of a serial chip 1, a serial chip 2, and a serial chip 3 in the prior art;
图6是现有技术中级联数据的开始发送控制数据串联芯片读取数据示意图；6 is a schematic diagram of data of a serial chip read data of a start transmission control data of a cascading data in the prior art;
图7是现有技术中级联数据的开始发送控制数据串联芯片的电路控制框图；7 is a circuit control block diagram of a tandem chip for starting transmission control data of cascading data in the prior art;
图8是本发明一种串联芯片的数据传输方法的串联芯片1、串联芯片2、串联芯片3的串联框图；8 is a series block diagram of a serial chip 1, a serial chip 2, and a serial chip 3 of a data transmission method of a serial chip according to the present invention;
图9是本发明一种串联芯片的数据传输方法的级联数据的结束发送控制数据串联芯片读取数据示意图；9 is a schematic diagram of data of a tandem data end-sending control data serial chip read data of a tandem chip data transmission method according to the present invention;
图10是本发明一种串联芯片的数据传输方法的电路控制框图；10 is a circuit control block diagram of a data transmission method of a serial chip according to the present invention;
图11是本发明一种串联芯片的数据传输方法的电路控制框图；11 is a circuit control block diagram of a data transmission method of a serial chip according to the present invention;
图12是本发明一种串联芯片的数据传输方法的整形、再生传输下一级数据框图；12 is a block diagram of the next level of data shaping and regenerative transmission of a serial chip chip data transmission method according to the present invention;
图13是发明一种串联芯片的数据传输方法的显示装置应用图；Figure 13 is a diagram showing an application of a display device for a data transmission method of a serial chip;
图14是发明一种串联芯片的数据传输方法的波形时序图。Figure 14 is a waveform timing chart of a data transmission method of a serial chip invented.
具体实施方式detailed description
下面结合附图说明及具体实施方式对本发明进一步说明。The invention will now be further described with reference to the drawings and specific embodiments.
如图8至图14所示，一种串联芯片的数据传输方法，包括以下步骤：As shown in FIG. 8 to FIG. 14, a data transmission method of a serial chip includes the following steps:
S1、串联芯片增加移位功能，对串行控制数据进行串行移位；S1, the serial chip increases the shift function, and serially shifts the serial control data;
S2、串联芯片增加锁存功能，对串行移位后的控制数据进行锁存；S2, the serial chip increases the latch function, and latches the control data after the serial shift;
S3、串联芯片增加控制电路，已经锁存的控制数据对串联芯片的性能进行设置； S3, the serial chip adds a control circuit, and the control data that has been latched sets the performance of the serial chip;
S4、控制器发送串联芯片的复位信号、显示数据和控制数据；S4. The controller sends a reset signal, display data and control data of the serial chip;
S5、串联芯片锁存本级显示数据和控制数据后，对串联芯片输出性能进行控制并且扫描显示输出。S5. After the serial chip latches the display data and the control data of the current stage, the output performance of the serial chip is controlled and the display output is scanned.
步骤S3已经锁存的控制数据对串联芯片的工作电压进行设置。The control data that has been latched in step S3 sets the operating voltage of the series chip.
步骤S3已经锁存的控制数据对串联芯片的端口输出电流进行设置。The control data that has been latched in step S3 sets the port output current of the serial chip.
步骤S3已经锁存的控制数据对串联芯片的工作温度进行设置。The control data that has been latched in step S3 sets the operating temperature of the serial chip.
步骤S1中，串联芯片计数本级所需数据次数。In step S1, the serial chip counts the number of data required for the level.
步骤S1完成之后，串联芯片整形、再生传输下一级数据。After the step S1 is completed, the serial chip is shaped and regenerated to transfer the next level of data.
如图8、9所示，控制器、串联芯片1、串联芯片2、串联芯片3串联，相同的控制功能数据需要发送1次，假设串联芯片数据为A，控制数据为B，级联为N，则增加控制功能级联芯片与没有控制功能级联芯片的比为
Figure PCTCN2016089437-appb-000005
只要AN远大于B(级联N较大)，则增加控制功能级联芯片与没有控制功能级联芯片的比等效于
Figure PCTCN2016089437-appb-000006
没有减少串联系统级联芯片的颗数。As shown in Figures 8 and 9, the controller, the serial chip 1, the serial chip 2, and the serial chip 3 are connected in series, and the same control function data needs to be transmitted once, assuming that the serial chip data is A, the control data is B, and the cascade is N. , the ratio of the control function cascading chip to the cascading chip without control function is increased.
Figure PCTCN2016089437-appb-000005
As long as the AN is much larger than B (the cascading N is larger), increasing the ratio of the control function cascading chip to the cascading chip without the control function is equivalent to
Figure PCTCN2016089437-appb-000006
There is no reduction in the number of cascaded system cascade chips.
级联数据的结束发送控制数据的电路实现如图10所示，本发明提供的一种串联芯片的数据传输方法，没有减少串联系统级联芯片的颗数，并且，电路实现简单，成本较低。The circuit implementation of the cascading data end transmission control data is as shown in FIG. 10. The data transmission method of the serial chip provided by the present invention does not reduce the number of cascaded chips of the series system, and the circuit is simple to implement and the cost is low. .
如图11、12所示，通过串行-并行转换并且锁存单元200来实现锁存功能；通过串行移位单元100来实现移位功能；通过整形、再生传输下一级数据单元300来实现整形、再生。 As shown in FIGS. 11 and 12, the latch function is implemented by serial-parallel conversion and the latch unit 200; the shift function is implemented by the serial shift unit 100; and the next-stage data unit 300 is transmitted by shaping and reproducing. Realize shaping and regeneration.
结合图13、14，如波形时序图所示：Combined with Figures 13 and 14, as shown in the waveform timing diagram:
C0和S0，C0和S6对应的LED灯亮，即D1和D7灯亮；The LEDs corresponding to C0 and S0, C0 and S6 are on, that is, the D1 and D7 lights are on;
C1和S1，C1和S7对应的LED灯亮，即D10和D16灯亮；The LED lights corresponding to C1 and S1, C1 and S7 are on, that is, the D10 and D16 lights are on;
C2和S2，C2和S4对应的LED灯亮，即D19和D21灯亮；The LED lights corresponding to C2 and S2, C2 and S4 are on, that is, the D19 and D21 lights are on;
C3和S3，C3和S5对应的LED灯亮，即D28和D30灯亮；The LED lights corresponding to C3 and S3, C3 and S5 are on, that is, the D28 and D30 lights are on;
其余灯不亮。The remaining lights are not lit.
本发明提供的一种串联芯片的数据传输方法，在不减少串联系统级联芯片颗数的基础上，增加串联显示系统相同的控制功能(如电压控制、电流控制、温度控制等)的实现方法。在级联数据的开始或者结束位置发送1次控制数据，串联芯片截取本级所需的数据用于控制其连接的灯具以显示相应的效果，并把控制数据和下一级数据转发下一级芯片。The invention provides a serial chip data transmission method, which can increase the same control function (such as voltage control, current control, temperature control, etc.) of the serial display system without reducing the number of serially connected chips of the series system. . The control data is sent once at the beginning or end of the cascaded data, and the serial chip intercepts the data required by the level for controlling the connected fixtures to display the corresponding effects, and forwards the control data and the next level of data to the next level. chip.
以上内容是结合具体的优选实施方式对本发明所作的进一步详细说明，不能认定本发明的具体实施只局限于这些说明。对于本发明所属技术领域的普通技术人员来说，在不脱离本发明构思的前提下，还可以做出若干简单推演或替换，都应当视为属于本发明的保护范围。 The above is a further detailed description of the present invention in connection with the specific preferred embodiments, and the specific embodiments of the present invention are not limited to the description. It will be apparent to those skilled in the art that the present invention may be made without departing from the spirit and scope of the invention.

Claims (1)

  1. 一种串联芯片的数据传输方法，其特征在于，包括以下步骤：A data transmission method for a serial chip, comprising the steps of:
    S1、串联芯片增加移位功能，对串行控制数据进行串行移位，串联芯片整形、再生传输下一级数据；S1, the serial chip increases the shift function, serially shifts the serial control data, and serially processes the chip to reproduce and transmit the next level of data;
    S2、串联芯片增加锁存功能，对串行移位后的控制数据进行锁存；S2, the serial chip increases the latch function, and latches the control data after the serial shift;
    S3、串联芯片增加控制电路，已经锁存的控制数据对串联芯片的性能进行设置；S3, the serial chip adds a control circuit, and the control data that has been latched sets the performance of the serial chip;
    S4、控制器发送串联芯片的复位信号、显示数据和控制数据；S4. The controller sends a reset signal, display data and control data of the serial chip;
    S5、串联芯片锁存本级显示数据和控制数据后，对串联芯片输出性能进行控制并且扫描显示输出。 S5. After the serial chip latches the display data and the control data of the current stage, the output performance of the serial chip is controlled and the display output is scanned.
PCT/CN2016/089437 2016-07-08 2016-07-08 Data transmission method for chips connected in series WO2018006421A1 (en)

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US20050200577A1 (en) * 2004-03-09 2005-09-15 Bily Wang Circuit for driving LED display
CN101727808A (en) * 2008-10-28 2010-06-09 美格纳半导体有限会社 Multi-functional integrated circuit and source driver having the same
CN201583831U (en) * 2009-11-24 2010-09-15 昆明理工大学 Shift series type digital display meter
CN102411892A (en) * 2011-08-31 2012-04-11 北京拓盛电子科技有限公司 Display control chip
CN104517569A (en) * 2014-12-15 2015-04-15 深圳市明微电子股份有限公司 Series-connection display system and data transmission method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050200577A1 (en) * 2004-03-09 2005-09-15 Bily Wang Circuit for driving LED display
CN101727808A (en) * 2008-10-28 2010-06-09 美格纳半导体有限会社 Multi-functional integrated circuit and source driver having the same
CN201583831U (en) * 2009-11-24 2010-09-15 昆明理工大学 Shift series type digital display meter
CN102411892A (en) * 2011-08-31 2012-04-11 北京拓盛电子科技有限公司 Display control chip
CN104517569A (en) * 2014-12-15 2015-04-15 深圳市明微电子股份有限公司 Series-connection display system and data transmission method thereof

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