Model 100 Serial Interface: Difference between revisions
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(New page: == I/O Map == <table border="1"> <tr><td>Name</td><td>Direction</td><td>Port</td></tr> <tr><td>TX</td> <td>Output</td> <td>$C8</td></tr> <tr><td>RX</td> <td>Input</td> <td>$C8</td>...) |
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== I/O Map == | == I/O Map == | ||
<table border="1"> | <table align="center"; border="1" style="border-width: thin; border-style: solid; border-color: blue; border-collapse: collapse;"> | ||
<tr><td>Name</td><td>Direction</td><td>Port</td></tr> | <tr><td>Name</td><td>Direction</td><td>Port</td></tr> | ||
<tr><td>TX</td> <td>Output</td> <td>$C8</td></tr> | <tr><td>TX</td> <td>Output</td> <td>$C8</td></tr> | ||
Revision as of 11:25, 1 February 2009
I/O Map
Direction indicates both data flow, and whether to use an IN or OUT instruction to read/write to the given pin.
| Name | Direction | Port |
| TX | Output | $C8 |
| RX | Input | $C8 |
| RTS | Output | $BA, bit 7 |
| CTS | Input | $BB, bit 4 |
| DSR | Input | $BB, bit 5 |
| DTR | Output | $BA, bit 6 |
