From b13ff8e424bfd69291dc90714d05bd6d0129be82 Mon Sep 17 00:00:00 2001
From: PavelSindler <sindlerpa@gmail.com>
Date: Sun, 26 Aug 2018 22:08:52 +0200
Subject: [PATCH] Wait for ok after U0 (unload current filament) command.
---
Firmware/mmu.cpp | 9 +++++++--
Firmware/mmu.h | 1 +
2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/Firmware/mmu.cpp b/Firmware/mmu.cpp
index 196455db..623574ae 100644
--- a/Firmware/mmu.cpp
+++ b/Firmware/mmu.cpp
@@ -180,6 +180,12 @@ void mmu_loop(void)
mmu_puts_P(PSTR("C0\n")); //send continue loading
mmu_state = 3;
}
+ else if (mmu_cmd == MMU_CMD_U0)
+ {
+ printf_P(PSTR("MMU <= 'U0'\n"));
+ mmu_puts_P(PSTR("U0\n")); //send continue loading
+ mmu_state = 3;
+ }
mmu_cmd = 0;
}
else if ((mmu_last_response + 1000) < millis()) //request every 1s
@@ -588,9 +594,8 @@ void extr_unload()
current_position[E_AXIS] -= 80;
plan_buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS], 2500 / 60, active_extruder);
st_synchronize();
- printf_P(PSTR("U0\n"));
- fprintf_P(uart2io, PSTR("U0\n"));
+ mmu_command(MMU_CMD_U0);
// get response
manage_response(false, true);
diff --git a/Firmware/mmu.h b/Firmware/mmu.h
index a24dc4cc..05f8e358 100644
--- a/Firmware/mmu.h
+++ b/Firmware/mmu.h
@@ -29,6 +29,7 @@ extern int16_t mmu_buildnr;
#define MMU_CMD_L3 0x23
#define MMU_CMD_L4 0x24
#define MMU_CMD_C0 0x30
+#define MMU_CMD_U0 0x40
extern int mmu_puts_P(const char* str);