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1756-IR6I/1756-IR6I AB

與TFT液晶屏模塊控制器的接口電路

　　如圖5所示，STM32F103F103通過I/O 接口與TFT液晶模塊相連接，雖然很多的TFT液晶模塊中內(nèi)置的液晶屏控制器都支持SPI 接口通信（如ILI9325）但由于SPI傳輸速度較慢不利于液晶數(shù)據(jù)的快速傳輸，因此很多液晶模塊都選擇采用并口通信。

　　其中PB0-PB15分別與D0-D15相連作為數(shù)據(jù)通信口，PA0、PA4、PA5、PA6、PA7 分別連接RESET、CS、RS、WR、RD，作為控制口，實現(xiàn)復位、片選、指令數(shù)據(jù)切換、讀寫等控制功能。

440R-C23018 Allen-Bradley Guardmaster Safety Relay NIB

Allen Bradley Guardmaster Safety Relay 440R-ZBR520AZ1

Allen Bradley Guardmaster Safety Relay 440R-ZBR520AZ1

Allen Bradley Guardmaster Safety Relay 440R-F2308 NEW

AB Allen Bradley Safety Relay 440R-E23031 Guardmaster

AB 440R-D23021 SER A SAFETY RELAY GUARDMASTER MINOTAUR

ALLEN BRADLEY MSR138DP GUARDMASTER SAFETY RELAY *NIB*

ALLEN BRADLEY 440R-E23031 GUARDMASTER SAFETY RELAY NEW

Allen-Bradley GuardMaster 440R-B23020 SAFETY RELAY NNB

Allen-Bradley Guardmaster MSR Dual Channel Safety Relay

Allen Bradley Safety Relay Guardmaster 440R-ZBE820AZ1

ALLEN BRADLEY 440R-N23132 GUARDMASTER SAFETY RELAY NEW

AB 440R-D23022 SER A SAFETY RELAY GUARDMASTER MINOTAUR

AB 440R-D23171 SAFETY RELAY GUARDMASTER MSR125HP NIB

Allen Bradley MSR138DP Guardmaster Safety Relay Used

ALLEN BRADLEY GUARDMASTER MSR138DP SAFETY RELAY

Allen Bradley MSR131RTP Guardmaster Safety Relay Used

Allen Bradley Guardmaster Safety Relay 440R-C23018

Allen Bradley Guardmaster Safety Relay 440N-S32013

AB 440R-E23030 SER A SAFETY RELAY GUARDMASTER MINOTAUR

Guardmaster MSR6R/T Universal Safety Relay 440R-C23018

Allen-Bradley Guardmaster Safety Relay MSR142RTP

Allen Bradley / Guardmaster Safety Relay, #440R-E23030

AB 440R-E23031 SER A SAFETY RELAY GUARDMASTER MINOTAUR

USED Allen Bradley MSR122E Guardmaster Safety Relay

Allen Bradley Guardmaster Safety Relay 440R-ZBR520AZ1

Allen Bradley Safety Relay Guardmaster 440R-ZBR520AZ1