IO map: Difference between revisions
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== M100/T102/T200 IO Map == | |||
<table> | <table> | ||
<tr><td width="100">IO</td><td>M100</td><td>T200</td></tr> | <tr><td width="100">IO</td><td>M100</td><td>T200</td></tr> | ||
Revision as of 08:16, 17 February 2009
M100/T102/T200 IO Map
| IO | M100 | T200 |
| 80h-8Fh | Device-select signal for optional IO controller unit | |
| 90h-9Fh | Device-select signal for optional answering telephone unit | Real Time Clock |
| A0h-AFh | Bit 0 - ON/OFF of relay for signal selection of telephone unit Bit 1 - Generates ENABLE signal of LSI for MODEM |
|
| B0h-BFh | PIO 81c55 | PIO 81c55 |
| C0h-CFh | DATA input/output of UART | UART 8251 |
| D0h-DFh | UART settings | Banks Selection |
| E0h-EFh | Keyboard return | Keyboard return |
| F0h-FDh | LCD | |
| FEh | LCD | LCD Command/status |
| FFh | LCD | LCD Data |
