From c6dd539c84411aa4b4a7c1bd1bdb46f172dbbfde Mon Sep 17 00:00:00 2001 From: Scott Lahteine Date: Thu, 22 Sep 2016 04:32:31 -0500 Subject: [PATCH] Print error for M42 bad pin --- Marlin/Marlin_main.cpp | 6 +++++- Marlin/language.h | 1 + 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp index d362987e2f..0a7c08a23b 100644 --- a/Marlin/Marlin_main.cpp +++ b/Marlin/Marlin_main.cpp @@ -4230,7 +4230,11 @@ inline void gcode_M42() { if (pin_number < 0) return; for (uint8_t i = 0; i < COUNT(sensitive_pins); i++) - if (pin_number == sensitive_pins[i]) return; + if (pin_number == sensitive_pins[i]) { + SERIAL_ERROR_START; + SERIAL_ERRORLNPGM(MSG_ERR_PROTECTED_PIN); + return; + } pinMode(pin_number, OUTPUT); digitalWrite(pin_number, pin_status); diff --git a/Marlin/language.h b/Marlin/language.h index 5dbcc0ddea..0a9776494c 100644 --- a/Marlin/language.h +++ b/Marlin/language.h @@ -151,6 +151,7 @@ #define MSG_ERR_M421_PARAMETERS "M421 requires XYZ or IJZ parameters" #define MSG_ERR_MESH_XY "Mesh XY or IJ cannot be resolved" #define MSG_ERR_ARC_ARGS "G2/G3 bad parameters" +#define MSG_ERR_PROTECTED_PIN "Protected Pin" #define MSG_ERR_M428_TOO_FAR "Too far from reference point" #define MSG_ERR_M303_DISABLED "PIDTEMP disabled" #define MSG_M119_REPORT "Reporting endstop status"