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| r34089 Sunday 28th December, 2014 at 02:50:51 UTC by Jonathan Gevaryahu |
|---|
| Small comment fixes/addenda. (n/w) |
| [src/mame/audio] | dkong.c |
| [src/mess/drivers] | sdk86.c tispeak.c |
| r242600 | r242601 | |
|---|---|---|
| 1145 | 1145 | 0: 14 16 ... checkpoint charlie |
| 1146 | 1146 | 1: 14 18 ... checkpoint bravo |
| 1147 | 1147 | 2: 14 1A ... checkpoint alpha |
| 1148 | 3: 1C You'll notice | |
| 1148 | 3: 1C Use Caution (sounds kinda like 'You'll notice') | |
| 1149 | 1149 | 4: 1E 1E Complete attack mission |
| 1150 | 1150 | 5: 10 10 10 trouble, trouble, trouble |
| 1151 | 1151 | 6: 12 12 all pilots climb up |
| r242600 | r242601 | |
|---|---|---|
| 9 | 9 | 22/06/2011 Working [Robbbert] |
| 10 | 10 | |
| 11 | 11 | TODO: |
| 12 | Add 8251A for serial | |
| 13 | Add optional 2x 8255A | |
| 12 | Add optional 2x 8255A port read/write logging | |
| 14 | 13 | |
| 15 | 14 | |
| 16 | 15 | |
| r242600 | r242601 | |
| 19 | 18 | There is no speaker or storage facility in the standard kit. |
| 20 | 19 | |
| 21 | 20 | Download the User Manual to get the operating procedures. |
| 21 | The user manual is available from: http://www.bitsavers.org/pdf/intel/8086/9800698A_SDK-86_Users_Man_Apr79.pdf | |
| 22 | 22 | |
| 23 | 23 | ToDo: |
| 24 | 24 | - Artwork |
| r242600 | r242601 | |
|---|---|---|
| 18 | 18 | #include "tispeak.lh" |
| 19 | 19 | |
| 20 | 20 | // The master clock is a single stage RC oscillator into TMS5100 RCOSC: |
| 21 | // C is 68pf, R is a 50kohm trimpot wich is set to 33.6kohm. CPUCLK is this/2, ROMCLK is this/4. | |
| 21 | // In an early 1979 Speak & Spell, C is 68pf, R is a 50kohm trimpot which is set to around 33.6kohm | |
| 22 | // (measured in-circuit). CPUCLK is this osc freq /2, ROMCLK is this osc freq /4. | |
| 22 | 23 | // The typical osc freq curve for TMS5100 is unknown. Let's assume it is set to the default frequency, |
| 23 | // which is 640kHz according to the TMS5100 documentation. | |
| 24 | // which is 640kHz for 8KHz according to the TMS5100 documentation. | |
| 24 | 25 | |
| 25 | 26 | #define MASTER_CLOCK (640000) |
| 26 | 27 |
| https://github.com/mamedev/mame/commit/f8ff30f8f4326cdb0e14406ad66b37cd0545db00 |
| Previous | 199869 Revisions | Next |