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33 API Functions

aaSetCloseDelay

Sets the maximum time aaClose() waits for a device’s

transmit buffer to drain before flushing the transmit

buffer and completing the close.

aaSetCloseDelay(Dev,MaxDelay)

int Dev Device number

int MaxDelay Maximum time aaClose will

wait for a device’s transmit

buffer to drain in seconds. For

no delay use 0. Maximum value

is 32,767 seconds.

int:

NO_ERR if successful.

ERR_DEV if device number out of range.

The device does not need to be open to execute this

function.

Function

Purpose

Call

Return

Comments

aaWrite

Writes serial data out a device.

aaWrite(Dev,Cnt,Buf)

int Dev: Device number

int Cnt: Number of bytes to be

written

unsigned char *Buf: Buffer of data to write

int: Number of bytes written if successful

0 if no data bytes written

ERR_DEV if dev number out of

range

ERR_NOTOPEN if dev not open for

transmit

The Cnt parameter should not be greater than the size

of the Buf transmit buffer.

Function

Purpose

Call

Return

Warning