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updated docs

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Pawel Spychalski (DzikuVx)
2018-04-20 21:14:43 +02:00
parent f677d902d3
commit f1029051f4
1 changed files with 11 additions and 11 deletions
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README.md
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@@ -11,21 +11,21 @@ Development, ready for testing
| Byte | Description | Notes |
| ---- | ---- | ---- |
| 1 | Channel ID | channel used for comunication between TX and RX |
| 2 | Frame type & Length | bits 7-5 defines frame, bits 4-0 payload length |
| 3 - 34 | Payload | 32 bytes max |
| 2 | Frame type & Length | bits 7-5 defines frame, bits 4-0 current radio channel |
| 3 - 34 | Payload | lenghth defined by frame type |
| payload length + 3 | CRC | using crc8_dvb_s2 method |
## Frame types
| Value | Value hex | Description | Direction |
| ---- | ---- |---- | ---- |
| 0000 | 0x0 | RC channels data `RC_DATA` | TX -> RX |
| 0001 | 0x1 | Receiver health and basic telemetry `RX_HEALTH` | RX -> TX |
| 0010 | 0x2 | Request receiver configuration | TX -> RX |
| 0011 | 0x3 | Receiver configuration | RX -> TX |
| 0100 | 0x4 | Set receiver configuration | TX -> RX |
| 0101 | 0x5 | PING frame, uses 9 byte payload | TX -> RX |
| 0110 | 0x6 | PONG frame, the same payload as PING | RX -> TX |
| Value | Value hex | Description | Direction | Payload length |
| ---- | ---- |---- | ---- | ---- |
| 0000 | 0x0 | RC channels data `RC_DATA` | TX -> RX | 9 |
| 0001 | 0x1 | Receiver health and basic telemetry `RX_HEALTH` | RX -> TX | 6 |
| 0010 | 0x2 | Request receiver configuration | TX -> RX | no used |
| 0011 | 0x3 | Receiver configuration | RX -> TX | no used |
| 0100 | 0x4 | Set receiver configuration | TX -> RX | no used |
| 0101 | 0x5 | PING frame, uses 9 byte payload | TX -> RX | 4 |
| 0110 | 0x6 | PONG frame, the same payload as PING | RX -> TX | 4 |
### `RC_DATA` frame format