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Fix M106 extruder & fan count (#12820)

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Luu Lac 2019-01-05 14:01:35 -06:00 committed by Scott Lahteine
parent ba7e35cbab
commit bcf347403b
1 changed files with 1 additions and 1 deletions
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2
Marlin/src/gcode/temperature/M106_M107.cpp
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@ -47,7 +47,7 @@
* 3-255 = Set the speed for use with T2 * 3-255 = Set the speed for use with T2
*/ */
void GcodeSuite::M106() { void GcodeSuite::M106() {
const uint8_t p = parser.byteval('P', active_extruder); const uint8_t p = parser.byteval('P', MIN(active_extruder, FAN_COUNT - 1));
if (p < MIN(EXTRUDERS, FAN_COUNT)) { if (p < MIN(EXTRUDERS, FAN_COUNT)) {
uint16_t s = parser.ushortval('S', 255); uint16_t s = parser.ushortval('S', 255);