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TCB5232B Datasheet(PDF) 4 Page - Shenzhen TOPWAY Technology Co., Ltd |
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TCB5232B Datasheet(HTML) 4 Page - Shenzhen TOPWAY Technology Co., Ltd |
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4 / 7 page ![]() TOPWAY TOPWAY TOPWAY TOPWAY Interface Board TCB5232B URL: www.topwaydisplay.com www.topwaysz.com Document Name: TCB5232B-Manual-Rev0.2.DOC Page: 4 of 7 1.3 Terminal Functions 1.3.1 RS232C interface Terminal K3 (power supply input) Pin No. Pin Name I/O Descriptions 1 TxD output Standard RS232C Tx signal output (connect to PC’s RS232C terminal (9pin D-connector) pin2) 2 RxD Input Standard RS232C Rx signal input (connect to PC’s RS232C terminal (9pin D-connector) pin3) 3 VSS Power 4 VSS Power 0V supply, GND (connect to PC’s RS232C terminal (9pin D-connector) pin5) 5 VDD Power 6 VDD Power +5V, positive power supply. 1.3.2 LCD Terminal (K2) Pin No. Pin Name I/O Descriptions 1 VSS Power 0V Power Supply, GND 2 VDD Power Positive Power Supply 3 V0 Output LCD Contrast Reference output 4 RS Output Register Select RS=HIGH: transferring display data RS=LOW: transferring instruction data 5 R/W Output Read / Write Control bus: R/W=HIGH: Read mode selected R/W=LOW: Write mode selected 6 E Output Data Enable 7 DB0 : : 14 DB7 I/O 8-bit bi-directional data bus 15 BLA Power Positive Power Supply for LED backlight, direct connected to VDD 16 BLK Power Negative Power Supply for LED backlight, direct connected to VSS |
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