| Tx Data | Size | Description |
| 'V' | byte | ASCII character, capital ‘o’, not ‘zero’ |
| 'V' | byte | |
| select | byte | designated waveform; one at a time only; |
| select | byte | designation of timing not allowed |
| start address | word | inclusive, defined as offset (see ’D’ cmd) |
| pulse count | word | -1 means ’all’ |
| total length of the command: 8 bytes |