| Read/Write | ADR | HEXADR | NAME | Description | shadow | OS |
|---|---|---|---|---|---|---|
| Read | 53760 | $D200 | POT0 | Pot/paddle 0 | 624 | all |
| Write | 53760 | $D200 | AUDF1 | Audio channel 1 frequency | none | all |
Read#
Reads the value of pot (paddle) 0.Write#
Frequency of Audio channel 1. This value can be between 0 ($00) and 255 ($FF), where 0 is the highest tone/pitch and 255 is the lowest tone/pitch.| Oktave | C | #C | D | #D | E | F | G | #G | A | #A | H | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 239 | 226 | 213 | 201 | 190 | 179 | 169 | 159 | 150 | 142 | 134 | 126 |
| 3 | 119 | 112 | 106 | 100 | 94 | 89 | 84 | 79 | 75 | 70 | 66 | 63 |
| 4 | 59 | 56 | 53 | 50 | 47 | 44 | 42 | 39 | 37 | 35 | 33 | 31 |
| 5 | 29 | 27 | 26 | 24 | 23 | 22 | 20 | 19 | 18 | 17 | 16 | 15 |
| 6 | 14 | 13 | (12) | (12) | 11 | 10 | 9 | 8 | 7 |
Use AUDC1 to set distortion and volume for channel 1.
see also: Sound Topics, AUDCTL, STIMER
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