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Add Fysetc V2.1 / MKS V3 / BTT V1 Mini 12864 support for BTT SKR Mini E3 #23793

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merged 4 commits into from
Feb 26, 2022
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Add Fysetc V2.1 / MKS V3 / BTT V1 Mini 12864 support for BTT SKR Mini E3 #23793

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8e879bb
Update pins_BTT_SKR_MINI_E3_common.h
minteyay Feb 24, 2022
a7387f1
Check only for FYSETC_MINI_12864_2_1
minteyay Feb 24, 2022
00facb5
Add MKS_MINI_12864_V3 to descriptions
minteyay Feb 24, 2022
899847b
Add displays to list of supported LCDs
minteyay Feb 24, 2022
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64 changes: 64 additions & 0 deletions Marlin/src/pins/stm32f1/pins_BTT_SKR_MINI_E3_common.h
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Expand Up @@ -235,6 +235,70 @@
#define TFTGLCD_CS PA9

#endif

#elif EITHER(FYSETC_MINI_12864_2_1, BTT_MINI_12864_V1)
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#error "CAUTION! FYSETC_MINI_12864_2_1 / BTT_MINI_12864_V1 requires wiring modifications. See 'pins_BTT_SKR_MINI_E3_common.h' for details. Comment out this line to continue."

/**
* FYSETC_MINI_12864_2_1 / BTT_MINI_12864_V1 display pinout
*
* Board Display
* ------ ------
* PB5 |10 9 | PA15 (BEEP) |10 9 | BTN_ENC
* PA9 | 8 7 | RESET LCD_CS | 8 7 | LCD A0
* PA10 | 6 5 | PB9 LCD_RST | 6 5 | RED
* PB8 | 4 3 | PB15 (GREEN) | 4 3 | (BLUE)
* GND | 2 1 | 5V GND | 2 1 | 5V
* ------ ------
* EXP1 EXP1
*
* --- ------
* RST | 1 | (MISO) |10 9 | SCK
* (RX2) PA2 | 2 | BTN_EN1 | 8 7 | (SS)
* (TX2) PA3 | 3 | BTN_EN2 | 6 5 | MOSI
* GND | 4 | (CD) | 4 3 | (RST)
* 5V | 5 | (GND) | 2 1 | (KILL)
* --- ------
* TFT EXP2
*
* Needs custom cable:
*
* Board Display
*
* EXP1-1 ----------- EXP1-1
* EXP1-2 ----------- EXP1-2
* EXP1-3 ----------- EXP2-6
* EXP1-4 ----------- EXP1-5
* EXP1-5 ----------- EXP2-8
* EXP1-6 ----------- EXP1-6
* EXP1-8 ----------- EXP1-8
* EXP1-9 ----------- EXP1-9
* EXP1-10 ----------- EXP1-7
*
* TFT-2 ----------- EXP2-9
* TFT-3 ----------- EXP2-5
*
* for backlight configuration see steps 2 (V2.1) and 3 in https://wiki.fysetc.com/Mini12864_Panel/
*/

#define LCD_PINS_RS PA9 // CS
#define LCD_PINS_ENABLE PA3 // MOSI
#define LCD_BACKLIGHT_PIN -1
#define NEOPIXEL_PIN PB8
#define LCD_CONTRAST 255
#define LCD_RESET_PIN PA10

#define DOGLCD_CS PA9
#define DOGLCD_A0 PB5
#define DOGLCD_SCK PA2
#define DOGLCD_MOSI PA3

#define BTN_ENC PA15
#define BTN_EN1 PB9
#define BTN_EN2 PB15

#define FORCE_SOFT_SPI

#else
#error "Only CR10_STOCKDISPLAY, ZONESTAR_LCD, ENDER2_STOCKDISPLAY, MKS_MINI_12864, and TFTGLCD_PANEL_(SPI|I2C) are currently supported on the BIGTREE_SKR_MINI_E3."
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