Protab: More PWM

[home-hw.git] / aircon / README

diff --git a/aircon/README b/aircon/README
index fab35a756586dee1e902b1445ead3570e3e4cff6..e5a5dabff6321357360a0c6e1bdf83a888f711b0 100644 (file)
--- a/aircon/README
+++ b/aircon/README
@@ -27,7 +27,7 @@ bypass opto-coupler   | PC15           PB9 |
 RS485 TX enable                | PA6           PA15 |
 TIM3_CH2 - DS18B20 bus | PA7           PA12 |
 bypass LED* (green)    | PB0           PA11 |
-RC active LED* (red)   | PB1           PA10 |  RXD1 - debugging console
+MODBUS frame LED* (red)        | PB1           PA10 |  RXD1 - debugging console
 TXD3 - RS485           | PB10           PA9 |  TXD1 - debugging console
 RXD3 - RS485           | PB11           PA8 |
                        | RESET         PB15 |