From 8cef2541dd2d465edceb83a99c1364a2e87c8589 Mon Sep 17 00:00:00 2001 From: ellensp Date: Tue, 8 Dec 2020 09:57:00 +1300 Subject: [PATCH] Allow BTT EXP-MOT be used with Displays that needs only EXP 1 (#20396) Co-authored-by: ellensp Co-authored-by: Victor Mateus Oliveira --- Marlin/src/pins/lpc1768/pins_BTT_SKR_common.h | 52 ++++++++++++------- 1 file changed, 34 insertions(+), 18 deletions(-) diff --git a/Marlin/src/pins/lpc1768/pins_BTT_SKR_common.h b/Marlin/src/pins/lpc1768/pins_BTT_SKR_common.h index e6cfc0afaf76a..867b6b6871361 100644 --- a/Marlin/src/pins/lpc1768/pins_BTT_SKR_common.h +++ b/Marlin/src/pins/lpc1768/pins_BTT_SKR_common.h @@ -34,7 +34,11 @@ //#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." + #if EITHER(CR10_STOCKDISPLAY,ENDER2_STOCKDISPLAY) + #define EXP_MOT_USE_EXP2_ONLY + #else + #error "Having a LCD that uses both EXP1/EXP2 and a expanion motor module on EXP1/EXP2 is not possible." + #endif #endif // Ignore temp readings during development. @@ -133,36 +137,48 @@ * (M3DIR) 0.15 | · · | 0.17 (M3STP) (M3RX) 0.28 | · · | 1.30 (M3DIAG) * ----- ----- * EXP2 EXP1 + * + * NB In EXP_MOT_USE_EXP2_ONLY mode EXP1 is not used and M2EN and M3EN need to be jumpered to M1EN */ // 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 + #ifndef EXP_MOT_USE_EXP2_ONLY + #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 #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 + #ifndef EXP_MOT_USE_EXP2_ONLY + #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 + #else + #define E3_ENABLE_PIN EXPA2_04_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 + #ifndef EXP_MOT_USE_EXP2_ONLY + #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 + #else + #define E4_ENABLE_PIN EXPA2_04_PIN #endif #endif // HAS_BTT_EXP_MOT