From 9728d79ade1c3d72bba368f5c072a8fe402c2048 Mon Sep 17 00:00:00 2001
From: Keith Bennett <13375512+thisiskeithb@users.noreply.github.com>
Date: Wed, 14 Jun 2023 17:43:24 -0700
Subject: [PATCH] =?UTF-8?q?=F0=9F=93=9D=20Document=20Manta=20E3=20EZ=20/?=
=?UTF-8?q?=20E3V2=20LCD=20custom=20wiring=20(#25976)?=
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---
.../pins/stm32g0/pins_BTT_MANTA_E3_EZ_V1_0.h | 38 +++++++++++++------
1 file changed, 26 insertions(+), 12 deletions(-)
diff --git a/Marlin/src/pins/stm32g0/pins_BTT_MANTA_E3_EZ_V1_0.h b/Marlin/src/pins/stm32g0/pins_BTT_MANTA_E3_EZ_V1_0.h
index 156698f4247..fdcdd36ae86 100644
--- a/Marlin/src/pins/stm32g0/pins_BTT_MANTA_E3_EZ_V1_0.h
+++ b/Marlin/src/pins/stm32g0/pins_BTT_MANTA_E3_EZ_V1_0.h
@@ -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
@@ -310,7 +325,6 @@
//
// SD Support
//
-
#ifndef SDCARD_CONNECTION
#define SDCARD_CONNECTION ONBOARD
#endif