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espr14 3 years ago
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25d6e24778
1 changed files with 2 additions and 1 deletions
  1. 2 1
      Firmware/xyzcal.cpp

+ 2 - 1
Firmware/xyzcal.cpp

@@ -426,8 +426,9 @@ void go_and_stop(uint8_t axis, int16_t dec, uint16_t &delay_us, uint16_t &steps)
 	--steps;
 }
 
-/// Count number of zeros on the 32 byte array
+/// Count number of zeros in the 32 byte array
 /// If the number is less than 16, it moves @min_z up
+/// Zeros make measuring faster but there cannot be too much
 bool more_zeros(uint8_t* pixels, int16_t &min_z){
 	uint8_t hist[256];
 	uint8_t i = 0;