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BTT driver expansion for SKR 1.3/1.4 (#20088)

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Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>
This commit is contained in:
ellensp
2020-11-11 15:06:42 +13:00
committed by GitHub
parent 87ce545e15
commit d4ba94479b
7 changed files with 157 additions and 80 deletions
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51
Marlin/src/pins/lpc1768/pins_BTT_SKR_common.h
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@@ -29,6 +29,14 @@
#error "Oops! Make sure you have the LPC1768 environment selected in your IDE."
#endif
// If you have the Big tree tech driver expantion module, enable HAS_BTT_EXP_MOT
// https://github.com/bigtreetech/BTT-Expansion-module/tree/master/BTT%20EXP-MOT
//#define HAS_BTT_EXP_MOT 1
#if BOTH(HAS_WIRED_LCD,HAS_BTT_EXP_MOT)
#ERROR "Having a LCD on EXP1/EXP2 and a expanion motor module on EXP1/EXP2 is not possable."
#endif
// Ignore temp readings during development.
//#define BOGUS_TEMPERATURE_GRACE_PERIOD 2000
@@ -115,3 +123,46 @@
#elif SD_CONNECTION_IS(CUSTOM_CABLE)
#error "No custom SD drive cable defined for this board."
#endif
#if HAS_BTT_EXP_MOT
/* _____ _____
* NC | · · | GND NC | · · | GND
* NC | · · | 1.31 (M1EN) (M2EN) 1.23 | · · | 1.22 (M3EN)
* (M1STP) 0.18 | · · 3.25 (M1DIR) (M1RX) 1.21 | · · 1.20 (M1DIAG)
* (M2DIR) 0.16 | · · | 3.26 (M2STP) (M2RX) 1.19 | · · | 1.18 (M2DIAG)
* (M3DIR) 0.15 | · · | 0.17 (M3STP) (M3RX) 0.28 | · · | 1.30 (M3DIAG)
* ----- -----
* EXP2 EXP1
*/
// M1 on Driver Expansion Module
#define E2_STEP_PIN EXPA2_05_PIN
#define E2_DIR_PIN EXPA2_06_PIN
#define E2_ENABLE_PIN EXPA2_04_PIN
#define E2_DIAG_PIN EXPA1_06_PIN
#define E2_CS_PIN EXPA1_05_PIN
#if HAS_TMC_UART
#define E2_SERIAL_TX_PIN EXPA1_05_PIN
#define E2_SERIAL_RX_PIN EXPA1_05_PIN
#endif
// M2 on Driver Expansion Module
#define E3_STEP_PIN EXPA2_08_PIN
#define E3_DIR_PIN EXPA2_07_PIN
#define E3_ENABLE_PIN EXPA1_03_PIN
#define E3_DIAG_PIN EXPA1_08_PIN
#define E3_CS_PIN EXPA1_07_PIN
#if HAS_TMC_UART
#define E3_SERIAL_TX_PIN EXPA1_07_PIN
#define E3_SERIAL_RX_PIN EXPA1_07_PIN
#endif
// M3 on Driver Expansion Module
#define E4_STEP_PIN EXPA2_10_PIN
#define E4_DIR_PIN EXPA2_09_PIN
#define E4_ENABLE_PIN EXPA1_04_PIN
#define E4_DIAG_PIN EXPA1_10_PIN
#define E4_CS_PIN EXPA1_09_PIN
#if HAS_TMC_UART
#define E4_SERIAL_TX_PIN EXPA1_09_PIN
#define E4_SERIAL_RX_PIN EXPA1_09_PIN
#endif
#endif // HAS_BTT_EXP_MOT