trunk/src/mame/drivers/sbugger.c
| r19823 | r19824 | |
|---|
| 5 | 5 | |
| 6 | 6 | TS 20060821: |
| 7 | 7 | - there's really huge difference between both sets (code and data). weird |
| 8 | | - wrong colros, it looks like tehre's direct color mapping - bits from attribute ram connected to r/g/b outputs without |
| 8 | - wrong colors, it looks like there's direct color mapping - bits from attribute ram connected to r/g/b outputs without |
| 9 | 9 | use of color prom or color table |
| 10 | 10 | - interrupt is generated by 8156 - very old combination chip containing 256*8 RAM (used as stack area), |
| 11 | 11 | a timer and 8+8+6 ports. After game start all 8156 ports are set as inputs, timer is working in mode 3 - automatic reload. |
| r19823 | r19824 | |
|---|
| 236 | 236 | |
| 237 | 237 | static const sn76496_config psg_intf = |
| 238 | 238 | { |
| 239 | | DEVCB_NULL |
| 239 | DEVCB_NULL |
| 240 | 240 | }; |
| 241 | 241 | |
| 242 | 242 | |