Merge pull request #4564 from AnHardt/max-spi-setup

MISO is an input
9 years ago · 46c8862635
1 changed files with 2 additions and 1 deletions
--- a/Marlin/temperature.cpp
+++ b/Marlin/temperature.cpp
@ -1021,7 +1021,8 @@ void Temperature::init() {
    #if DISABLED(SDSUPPORT)
      OUT_WRITE(SCK_PIN, LOW);
      OUT_WRITE(MOSI_PIN, HIGH);
-      OUT_WRITE(MISO_PIN, HIGH);
+      SET_INPUT(MISO_PIN);
+      WRITE(MISO_PIN,1);
    #else
      OUT_WRITE(SS_PIN, HIGH);
    #endif