diff --git a/firmware/integration/rusefi_config.txt b/firmware/integration/rusefi_config.txt
index d8cba4033d..7fb3215cac 100644
--- a/firmware/integration/rusefi_config.txt
+++ b/firmware/integration/rusefi_config.txt
@@ -309,7 +309,7 @@ custom brain_input_pin_e 1 bits,    U08,   @OFFSET@, [0:7], @@brain_input_pin_e_
 ! 'brain_pin_e' is the most flexible kind of pin
 ! 'output_pin_e' is a brain pin known to be routed to control an output on your specific board
 ! 'brain_input_pin_e' is XXX
-! 'switch_input_pin_e' is YYY
+! 'switch_input_pin_e' is a slow digital input suitable for clutch or brake pedal switch but not suitable for VSS or Flex sensor input
 !
 
 #define brain_pin_e_enum              "NONE",   "INVALID", "PA0",     "PA1", "PA2", "PA3", "PA4",     "PA5", "PA6", "PA7", "PA8", "PA9", "PA10",     "PA11",   "PA12",    "PA13",    "PA14",    "PA15",  "PB0",     "PB1",     "PB2",     "PB3", "PB4", "PB5", "PB6", "PB7", "PB8", "PB9", "PB10", "PB11", "PB12", "PB13", "PB14", "PB15", "PC0", "PC1", "PC2", "PC3", "PC4", "PC5", "PC6", "PC7", "PC8", "PC9", "PC10", "PC11", "PC12", "PC13", "PC14", "PC15", "PD0", "PD1", "PD2", "PD3", "PD4", "PD5", "PD6", "PD7", "PD8", "PD9", "PD10", "PD11", "PD12", "PD13", "PD14", "PD15", "PE0", "PE1", "PE2", "PE3", "PE4", "PE5", "PE6","PE7","PE8","PE9","PE10","PE11","PE12","PE13","PE14","PE15",       "PF0","PF1","PF2","PF3","PF4","PF5","PF6","PF7","PF8","PF9","PF10","PF11","PF12","PF13","PF14","PF15",          "PG0","PG1","PG2","PG3","PG4","PG5","PG6","PG7","PG8","PG9","PG10","PG11","PG12","PG13","PG14","PG15",             "PH0","PH1","PH2","PH3","PH4","PH5","PH6","PH7","PH8","PH9","PH10","PH11","PH12","PH13","PH14","PH15",        "PI0","PI1","PI2","PI3","PI4","PI5","PI6","PI7","PI8","PI9","PI10","PI11","PI12","PI13","PI14","PI15",  "INVALID",   "INVALID",   "INVALID",   "INVALID",   "INVALID",   "INVALID",   "INVALID",   "INVALID",    "INVALID",    "INVALID",    "INVALID",    "INVALID",    "INVALID",    "INVALID"