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@CHIP-RTOS C Library V2.00 - Fossil API


fossil_set_rs485_txenable

Select RS485 pin.

void fossil_set_rs485_txenable ( int port, int pin );

Parameters

port

Port specifier:   FOSSIL_EXT = 0 for EXT port,   FOSSIL_COM = 1 for COM port

pin

PIO pin number, [0..13]

Return Value

-- none --

Comments

By default the RTS0 and RTS1 signals (pins) are used to enable/disable the respective transmitter. (TxEnable)   This function lets you select any PIO from 0-13 as TxEnable (but not all make sense).  To change the default, call this function before you call the fossil_set_rs485 function.  

See Also

RTOS API

This library function invokes a RTOS software interrupt. Refer to this RTOS API function's documentation for more details.


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