Hp AMD Geode ECM-5510 Manual de usuario descargar pdf (Pagina 41)

User’s Manual

ECM-5510 User’s Manual

2.4.17 Serial Port 2 Connector in RS-422 Mode (CN6, Pin 11-20)

Signal PIN PIN Signal

TxD- 11 12 RxD+

TxD+ 13 14 RxD-

GND 15 16 NC

NC 17 18 NC

NC 19 20 NC

2.4.17.1 Signal Description – Serial Port 2 Connector in RS-422 Mode (CN6, Pin

11-20)

Signal Signal Description

TxD+/-

Serial output. This differential signal pair sends serial data to the communication

link. Data is transferred from Serial Port 2 Transmit Buffer Register to the

communication link, if the RTS register of the Serial Port 2 is set to LOW.

RxD+/-

Serial input. This differential signal pair receives serial data from the

communication link. Received data is available in Serial Port 2 Receiver Buffer

1 2 ... 36 37 38 39 40 41 42 43 44 45 46 ... 110 111

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Hp AMD Geode ECM-5510 Manual de usuario Pagina 41