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fixed coils read

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This commit is contained in:
Edward Emelianov
2026-10-01 17:36:49 +03:00
parent a2cb827a76
commit fe5989497f
5 changed files with 9 additions and 6 deletions
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8
F1:F103/FX3U/Readme.md
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@@ -426,7 +426,7 @@ Errors: `02` — bad start channel; `03` — bad amount (zero or beyond last cha
#### 05 — write coil
Changes a single relay state. `regaddr` — relay number, `nregs` — value (0 = off, non-zero = on).
Example:
Example - turn on coil 3:
- request: `01 05 00 03 00 01`
- answer: `01 05 00 03 00 01`
@@ -446,9 +446,13 @@ Changes all relays at once. `regaddr` must be 0, `nregs` a multiple of 8, `N` =
Each data bit is a relay state.
Example — turn on relays 0..7:
- request: `01 0f 00 00 00 08 ff 01`
- request: `01 0f 00 00 00 08 01 ff`
- answer: `01 0f 00 00 00 08`
Turn on all relays (0..7 and 10, 11):
- request: `01 0f 00 00 00 10 02 ff 0f`
- answer: `01 0f 00 00 00 10 56 c2`
Errors: `02` — non-zero `regaddr`; `03` — wrong amount; `07` — cannot change relays.
#### 10 — write multiple registers