IPC@CHIP Documentation - SC12 @CHIP-RTOS V1.10

ES:DI
Pointer to user buffer.
Return Value
Comments
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AX=Number of bytes actually transferred.
Offset 0 (word) = Structure size
Offset 2 (byte) = FOSSIL spec version (not used)
Offset 3 (byte) = Driver rev level (not used)
Offset 4 (dword) = Pointer to ASCII ID (not used)
Offset 8 (word) = Input buffer size
Offset 0A (word) = Bytes available (input)
Offset 0C (word) = Output buffer size
Offset 0E (word) = Bytes available (output)
Offset 10 (byte) = Screen width, chars (not used)
Offset 11 (byte) = Screen height, chars (not used)
Offset 12 (byte) = Baud rate mask (not used)
This function was provided for compatibility with older Fossil applications.
Interrupt 0x14 service 0x1E: Extended set baud rate
Parameters
AH
BH
BL
CH
CL
Set the baud rate of the serial port
0x1E
Parity
00h None
01h Odd
02h Even
03h Mark
04h Space
Stop bits
00h: 1 Stop bit
01h: 2 Stop bits (available only when no parity is set)
Word length
02h: 7 bits
03h: 8 bits
Baud rate
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