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pins for ANET_FULL_GRAPHICS_LCD_ALT_WIRING #20427

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merged 3 commits into from
Dec 23, 2020
Merged

pins for ANET_FULL_GRAPHICS_LCD_ALT_WIRING #20427

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90d94a6
pins for ANET_FULL_GRAPHICS_LCD_ALT_WIRING
bizzehdee Dec 10, 2020
d593171
Update pins_BTT_SKR_V1_4.h
thinkyhead Dec 23, 2020
7b9904e
Update pins_BTT_SKR_common.h
thinkyhead Dec 23, 2020
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31 changes: 30 additions & 1 deletion Marlin/src/pins/lpc1768/pins_BTT_SKR_V1_4.h
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Original file line number Diff line number Diff line change
Expand Up @@ -260,7 +260,36 @@

#if HAS_WIRED_LCD && !HAS_BTT_EXP_MOT
#if ENABLED(ANET_FULL_GRAPHICS_LCD_ALT_WIRING)
#error "ANET_FULL_GRAPHICS_LCD_ALT_WIRING only applies to the ANET 1.0 board."
#error "CAUTION! ANET_FULL_GRAPHICS_LCD_ALT_WIRING requires wiring modifications. See 'pins_BTT_SKR_V1_4.h' for details. Comment out this line to continue."

/**
* 1. Cut the tab off the LCD connector so it can be plugged into the "EXP1" connector the other way.
* 2. Swap the LCD's +5V (Pin2) and GND (Pin1) wires. (This is the critical part!)
*
* !!! If you are unsure, ask for help! Your motherboard may be damaged in some circumstances !!!
*
* The ANET_FULL_GRAPHICS_LCD_ALT_WIRING connector plug:
*
* BEFORE AFTER
* _____ _____
* GND | 1 2 | 5V 5V | 1 2 | GND
* CS | 3 4 | BTN_EN2 CS | 3 4 | BTN_EN2
* SID | 5 6 BTN_EN1 SID | 5 6 BTN_EN1
* open | 7 8 | BTN_ENC open | 7 8 | BTN_ENC
* CLK | 9 10| Beeper CLK | 9 10| Beeper
* ----- -----
* LCD LCD
*/

#define LCD_PINS_RS EXPA1_07_PIN

#define BTN_EN1 EXPA1_05_PIN
#define BTN_EN2 EXPA1_04_PIN
#define BTN_ENC EXPA1_10_PIN

#define LCD_PINS_ENABLE EXPA1_08_PIN
#define LCD_PINS_D4 EXPA1_06_PIN
#define BEEPER_PIN EXPA1_03_PIN

#elif ENABLED(ANET_FULL_GRAPHICS_LCD)
#error "CAUTION! ANET_FULL_GRAPHICS_LCD requires wiring modifications. See 'pins_BTT_SKR_V1_4.h' for details. Comment out this line to continue."
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2 changes: 1 addition & 1 deletion Marlin/src/pins/lpc1768/pins_BTT_SKR_common.h
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Expand Up @@ -104,7 +104,7 @@
//
// LCD / Controller
//
#if HAS_WIRED_LCD && DISABLED(LCD_USE_I2C_BUZZER)
#if !defined(BEEPER_PIN) && HAS_WIRED_LCD && DISABLED(LCD_USE_I2C_BUZZER)
#define BEEPER_PIN P1_30 // (37) not 5V tolerant
#endif

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