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INT 14 - FOSSIL - ENABLE/DISABLE FLOW CONTROL
|
Input |
Output |
|
AX
|
0Fh |
Flow Mask |
|
|
AX |
|
BX
|
|
|
|
|
BX |
|
CX
|
|
|
|
|
CX |
|
DX
|
Port
Number (0-3) |
|
|
DX |
| ES:DI |
|
|
ES:DI |
| Flow
Mask |
| Bit |
Dec |
Hex |
Description |
| 0 |
1 |
01h |
XON/XOFF on transmit
(watch for XOFF while sending) |
| 1 |
2 |
02h |
CTS/RTS *CTS on
transmit, RTS on receive) |
| 2 |
4 |
04h |
Reserved |
| 3 |
8 |
08h |
XON/XOFF on receive
(send XOFF when buffer near full) |
| 4 |
16 |
10h |
Always 1 |
| 5 |
32 |
20h |
| 6 |
64 |
40h |
| 7 |
128 |
80h |
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