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system_routines:human_interface [2016/06/11 12:42] ex_writer [Example: //Football// DOIT Table] |
system_routines:human_interface [2016/06/11 12:45] (current) ex_writer [MSKTD] |
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| Mode 01 and 10 expect the returned-to point to be interpretive; mode 00 expect it to be machine instructions. | Mode 01 and 10 expect the returned-to point to be interpretive; mode 00 expect it to be machine instructions. | ||
| - | //Return code// (byte 0, bit 0–5) from [[#SENTRY]] routine | + | //Return code// (byte 0, bit 0–5) from [[#SENTRY]] routine (e.g., ST0, SJ1, SCT7, etc.) |
| //Handler address// (bytes 1 and 2) contains the address of the handling routine. | //Handler address// (bytes 1 and 2) contains the address of the handling routine. | ||
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| ==== MSKTD ==== | ==== MSKTD ==== | ||
| - | JOYSTICK MASK TO DELTAS | + | CONVERT JOYSTICK MASK TO DELTAS |
| | Calling Sequence: | <code z80>SYSTEM MSKTD</code> or <code z80>LD B,(joystick mask) | | Calling Sequence: | <code z80>SYSTEM MSKTD</code> or <code z80>LD B,(joystick mask) | ||
