Add note about hardware serial + ESP8266

syssi · May 23, 2022 · 36bb29d · 36bb29d
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commit 36bb29d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -133,7 +133,7 @@ See [Jiabaida.communication.protocol.pdf](docs/Jiabaida.communication.protocol.p
 
 ## Known issues
 
-None.
+* If the BMS doesn't respond to an ESP8266 using hardware serial (`GPIO1`/`GPIO3`) please try to use software serial (f.e. `GPIO4`/`GPIO5`). There are no problems known if you use one of the three hardware supported serial interfaces of an ESP32.
 
 ## Debugging