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Update Manta E3 EZ with Ender-3 V2 LCD Custom Wiring Header #25976

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Jun 15, 2023
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Update Manta E3 EZ with Ender-3 V2 LCD Custom Wiring Header #25976

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38 changes: 26 additions & 12 deletions Marlin/src/pins/stm32g0/pins_BTT_MANTA_E3_EZ_V1_0.h
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Original file line number Diff line number Diff line change
Expand Up @@ -238,21 +238,36 @@
#define EXP1_10_PIN -1

#if HAS_DWIN_E3V2 || IS_DWIN_MARLINUI
/**
* ------ ------ ---
* (PC1) BEEP | 1 2 | | 1 2 | | 1 | (5V)
* | 3 4 | RX | 3 4 | TX | 2 | (GND)
* (PC0) ENT 5 6 | ENT 5 6 | BEEP | 3 | RX (PD8)
* (PA2) B | 7 8 | A (PA1) B | 7 8 | A | 4 | TX (PD9)
* GND | 9 10 | 5V GND | 9 10 | VCC | 5 | (RST)
* ------ ------ ---
* EXP1 DWIN TFT
*
* DWIN pins are labeled as printed on DWIN PCB. GND, VCC, A, B, ENT & BEEP can be connected in the same orientation as the
* existing plug/DWIN to EXP1. DWIN TX/RX need to be connected to the Manta E3 EZ's TFT port, with DWIN TX->PD9, DWIN RX->PD8.
*
* Needs custom cable:
*
* Board Adapter Display
* ------------------------------------------
* (EXP1-1) PC1 <-----------> BEEP (DWIN-6)
* (EXP1-5) PC0 <-----------> ENT (DWIN-5)
* (TFT-4) PD9 <-----------> RX (DWIN-3)
* (TFT-3) PD8 <-----------> TX (DWIN-4)
* (EXP1-7) PA2 <-----------> B (DWIN-7)
* (EXP1-9) GND <-----------> GND (DWIN-9)
* (EXP1-8) PA1 <-----------> A (DWIN-8)
* (EXP1-10) 5V <-----------> VCC (DWIN-10)
*/
#ifndef NO_CONTROLLER_CUSTOM_WIRING_WARNING
#error "CAUTION! Ender-3 V2 display requires a custom cable with TX = PA0, RX = PC2. See 'pins_BTT_MANTA_E3_EZ_V1_0.h' for details. (Define NO_CONTROLLER_CUSTOM_WIRING_WARNING to suppress this warning.)"
#endif

/**
* Ender-3 V2 display Manta E3 EZ V1.0 Ender-3 V2 display --> Manta E3 EZ V1.0
* ------ ------ RX 3 --> 5 P0_15
* -- | 1 2 | -- (BEEPER) PC1 | 1 2 | PC2 (BTN_ENC) TX 4 --> 9 P0_16
* (MANTA TX1) RX | 3 4 | TX (MANTA RX1) (BTN_EN1) PC3 | 3 4 | RESET BEEPER 6 --> 10 P2_08
* (BTN_ENC) ENT 5 6 | BEEPER (BTN_EN2) PC0 5 6 | PA0 (LCD_D4)
* (BTN_E2) B | 7 8 | A (BTN_E1) (LCD_RS) PA2 | 7 8 | PA1 (LCD_EN)
* GND | 9 10 | 5V GND | 9 10 | 5V
* ------ ------
*/

#define BEEPER_PIN EXP1_01_PIN
#define BTN_EN1 EXP1_08_PIN
#define BTN_EN2 EXP1_07_PIN
Expand Down Expand Up @@ -310,7 +325,6 @@
//
// SD Support
//

#ifndef SDCARD_CONNECTION
#define SDCARD_CONNECTION ONBOARD
#endif
Expand Down