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MDS General-Purpose Board Development Kit

User Manual

UM016905-1207 Appendix—MDS-PM Board Pin Maps

RS232-2 Signals

Enabled by jumper on J2 pins 9, 10, or by U2 pin D4. Uses COM2. When

enabled, disables GPS and Software UART.

•

TXD—PD5_TXD1

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RXD—PD4_RXD1

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CTS—PD6_CTS1 (Input)

•

RTS—PD3 (Software RTS1 Output)

IrDA Module Signals

Enabled by jumper on J2 pins 5, 6, or by U2 pin D1. Uses COM1. When

enabled, disables RS232-1, RS485, and RF.

•

TXD—PA5_TXD0

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RXD—PA4_RXD0

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Not used PA3_CTS0

•

Not used PG0

Wireless (RF) Module Signals

Enabled by jumper on J2 pins 11, 12, or by U2 pin D5. Uses COM1.

When enabled, disables RS232-1, RS485, and IrDA.

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RF_TXD—PA5_TXD0

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RF_RXD—PA4_RXD0

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RF_CTS0—PA3_CTS0 (Input)

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RF_RTS0—PG0 (Software Output)

•

RF_RESET—System Reset

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