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Allow TOUCH_BUTTONS to be swapped (#15100)

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This commit is contained in:
Robby Candra
2019-09-05 01:13:05 +07:00
committed by Scott Lahteine
parent 8e044ea898
commit 6b05d5d65d
5 changed files with 176 additions and 134 deletions
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6
Marlin/src/lcd/HD44780/ultralcd_HD44780.cpp
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@ -371,8 +371,8 @@ bool MarlinUI::detected() {
#if HAS_SLOW_BUTTONS
uint8_t MarlinUI::read_slow_buttons() {
#if ENABLED(LCD_I2C_TYPE_MCP23017)
// Reading these buttons this is likely to be too slow to call inside interrupt context
// so they are called during normal lcd_update
// Reading these buttons is too slow for interrupt context
// so they are read during LCD update in the main loop.
uint8_t slow_bits = lcd.readButtons()
#if !BUTTON_EXISTS(ENC)
<< B_I2C_BTN_OFFSET
@ -381,7 +381,7 @@ bool MarlinUI::detected() {
#if ENABLED(LCD_I2C_VIKI)
if ((slow_bits & (B_MI | B_RI)) && PENDING(millis(), next_button_update_ms)) // LCD clicked
slow_bits &= ~(B_MI | B_RI); // Disable LCD clicked buttons if screen is updated
#endif // LCD_I2C_VIKI
#endif
return slow_bits;
#endif // LCD_I2C_TYPE_MCP23017
}