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Code Issues Releases Wiki Activity

Clean up MMU2 code (#20794)

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Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>
This commit is contained in:
Giuliano Zaro 2021-01-25 15:58:52 +01:00 committed by GitHub
parent b9ed139546
commit 876c2586b9
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 26 additions and 38 deletions
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44
Marlin/src/feature/mmu/mmu2.cpp
View File

@ -167,6 +167,8 @@ void MMU2::mmu_loop() {
case -1:
if (rx_start()) {
prev_P0_request = millis(); // Initialize finda sensor timeout
DEBUG_ECHOLNPGM("MMU => 'start'");
DEBUG_ECHOLNPGM("MMU <= 'S1'");
@ -311,7 +313,7 @@ void MMU2::mmu_loop() {
// if (finda_runout_valid) DEBUG_ECHOLNPAIR_F("MMU <= 'P0'\nMMU => ", finda, 6);
if (!finda && finda_runout_valid) filament_runout();
if (cmd == 0) ready = true;
if (cmd == MMU_CMD_NONE) ready = true;
state = 1;
}
else if (ELAPSED(millis(), prev_request + MMU_P0_TIMEOUT)) // Resend request after timeout (3s)
@ -333,18 +335,20 @@ void MMU2::mmu_loop() {
#endif
if (rx_ok()) {
// Response to C0 mmu command in MMU2S model
bool can_reset = true;
#if HAS_PRUSA_MMU2S
if (!mmu2s_triggered && last_cmd == MMU_CMD_C0) {
can_reset = false;
// Respond to C0 MMU command in MMU2S model
const bool keep_trying = !mmu2s_triggered && last_cmd == MMU_CMD_C0;
if (keep_trying) {
// MMU ok received but filament sensor not triggered, retrying...
DEBUG_ECHOLNPGM("MMU => 'ok' (filament not present in gears)");
DEBUG_ECHOLNPGM("MMU <= 'C0' (keep trying)");
MMU2_COMMAND("C0");
}
#else
constexpr bool keep_trying = false;
#endif
if (can_reset) {
if (!keep_trying) {
DEBUG_ECHOLNPGM("MMU => 'ok'");
ready = true;
state = 1;
@ -370,11 +374,7 @@ void MMU2::mmu_loop() {
*/
bool MMU2::rx_start() {
// check for start message
if (rx_str_P(PSTR("start\n"))) {
prev_P0_request = millis();
return true;
}
return false;
return rx_str_P(PSTR("start\n"));
}
/**
@ -385,13 +385,13 @@ bool MMU2::rx_str_P(const char* str) {
while (MMU2_SERIAL.available()) {
rx_buffer[i++] = MMU2_SERIAL.read();
rx_buffer[i] = '\0';
if (i == sizeof(rx_buffer) - 1) {
DEBUG_ECHOLNPGM("rx buffer overrun");
break;
}
}
rx_buffer[i] = '\0';
uint8_t len = strlen_P(str);
@ -416,7 +416,6 @@ void MMU2::tx_str_P(const char* str) {
clear_rx_buffer();
uint8_t len = strlen_P(str);
LOOP_L_N(i, len) MMU2_SERIAL.write(pgm_read_byte(str++));
rx_buffer[0] = '\0';
prev_request = millis();
}
@ -427,7 +426,6 @@ void MMU2::tx_printf_P(const char* format, int argument = -1) {
clear_rx_buffer();
uint8_t len = sprintf_P(tx_buffer, format, argument);
LOOP_L_N(i, len) MMU2_SERIAL.write(tx_buffer[i]);
rx_buffer[0] = '\0';
prev_request = millis();
}
@ -438,7 +436,6 @@ void MMU2::tx_printf_P(const char* format, int argument1, int argument2) {
clear_rx_buffer();
uint8_t len = sprintf_P(tx_buffer, format, argument1, argument2);
LOOP_L_N(i, len) MMU2_SERIAL.write(tx_buffer[i]);
rx_buffer[0] = '\0';
prev_request = millis();
}
@ -570,7 +567,7 @@ static void mmu2_not_responding() {
case 'c': {
while (!thermalManager.wait_for_hotend(active_extruder, false)) safe_delay(100);
execute_extruder_sequence((const E_Step *)load_to_nozzle_sequence, COUNT(load_to_nozzle_sequence));
load_to_nozzle();
} break;
}
@ -791,7 +788,7 @@ bool MMU2::get_response() {
}
/**
* Wait for response and deal with timeout if nexcessary
* Wait for response and deal with timeout if necessary
*/
void MMU2::manage_response(const bool move_axes, const bool turn_off_nozzle) {
@ -917,6 +914,7 @@ void MMU2::filament_runout() {
// Load filament into MMU2
void MMU2::load_filament(const uint8_t index) {
if (!enabled) return;
command(MMU_CMD_L0 + index);
manage_response(false, false);
BUZZ(200, 404);
@ -935,6 +933,7 @@ bool MMU2::load_filament_to_nozzle(const uint8_t index) {
return false;
}
DISABLE_AXIS_E0();
command(MMU_CMD_T0 + index);
manage_response(true, true);
@ -957,7 +956,6 @@ bool MMU2::load_filament_to_nozzle(const uint8_t index) {
* filament to nozzle.
*/
void MMU2::load_to_nozzle() {
if (!enabled) return;
execute_extruder_sequence((const E_Step *)load_to_nozzle_sequence, COUNT(load_to_nozzle_sequence));
}
@ -1020,7 +1018,8 @@ bool MMU2::unload() {
return false;
}
filament_ramming();
// Unload sequence to optimize shape of the tip of the unloaded filament
execute_extruder_sequence((const E_Step *)ramming_sequence, sizeof(ramming_sequence) / sizeof(E_Step));
command(MMU_CMD_U0);
manage_response(false, true);
@ -1035,13 +1034,6 @@ bool MMU2::unload() {
return true;
}
/**
* Unload sequence to optimize shape of the tip of the unloaded filament
*/
void MMU2::filament_ramming() {
execute_extruder_sequence((const E_Step *)ramming_sequence, sizeof(ramming_sequence) / sizeof(E_Step));
}
void MMU2::execute_extruder_sequence(const E_Step * sequence, int steps) {
planner.synchronize();

1
Marlin/src/feature/mmu/mmu2.h
View File

@ -71,7 +71,6 @@ private:
static void manage_response(const bool move_axes, const bool turn_off_nozzle);
static void load_to_nozzle();
static void filament_ramming();
static void execute_extruder_sequence(const E_Step * sequence, int steps);
static void filament_runout();

19
Marlin/src/lcd/menu/menu_mmu2.cpp
View File

@ -32,15 +32,12 @@
// Load Filament
//
void _mmu2_load_filamentToNozzle(uint8_t index) {
inline void action_mmu2_load_filament_to_nozzle(const uint8_t tool) {
ui.reset_status();
ui.return_to_status();
ui.status_printf_P(0, GET_TEXT(MSG_MMU2_LOADING_FILAMENT), int(index + 1));
if (mmu2.load_filament_to_nozzle(index)) ui.reset_status();
}
inline void action_mmu2_load_filament_to_nozzle(const uint8_t tool) {
_mmu2_load_filamentToNozzle(tool);
ui.status_printf_P(0, GET_TEXT(MSG_MMU2_LOADING_FILAMENT), int(tool + 1));
if (mmu2.load_filament_to_nozzle(tool))
ui.reset_status();
ui.return_to_status();
}
@ -59,14 +56,14 @@ void menu_mmu2_load_filament() {
START_MENU();
BACK_ITEM(MSG_MMU2_MENU);
ACTION_ITEM(MSG_MMU2_ALL, action_mmu2_load_all);
LOOP_L_N(i, 5) ACTION_ITEM_N(i, MSG_MMU2_FILAMENT_N, []{ _mmu2_load_filament(MenuItemBase::itemIndex); });
LOOP_L_N(i, EXTRUDERS) ACTION_ITEM_N(i, MSG_MMU2_FILAMENT_N, []{ _mmu2_load_filament(MenuItemBase::itemIndex); });
END_MENU();
}
void menu_mmu2_load_to_nozzle() {
START_MENU();
BACK_ITEM(MSG_MMU2_MENU);
LOOP_L_N(i, 5) ACTION_ITEM_N(i, MSG_MMU2_FILAMENT_N, []{ action_mmu2_load_filament_to_nozzle(MenuItemBase::itemIndex); });
LOOP_L_N(i, EXTRUDERS) ACTION_ITEM_N(i, MSG_MMU2_FILAMENT_N, []{ action_mmu2_load_filament_to_nozzle(MenuItemBase::itemIndex); });
END_MENU();
}
@ -92,7 +89,7 @@ void action_mmu2_unload_filament() {
void menu_mmu2_eject_filament() {
START_MENU();
BACK_ITEM(MSG_MMU2_MENU);
LOOP_L_N(i, 5) ACTION_ITEM_N(i, MSG_MMU2_FILAMENT_N, []{ _mmu2_eject_filament(MenuItemBase::itemIndex); });
LOOP_L_N(i, EXTRUDERS) ACTION_ITEM_N(i, MSG_MMU2_FILAMENT_N, []{ _mmu2_eject_filament(MenuItemBase::itemIndex); });
END_MENU();
}
@ -133,7 +130,7 @@ void menu_mmu2_choose_filament() {
#if LCD_HEIGHT > 2
STATIC_ITEM(MSG_MMU2_CHOOSE_FILAMENT_HEADER, SS_DEFAULT|SS_INVERT);
#endif
LOOP_L_N(i, 5) ACTION_ITEM_N(i, MSG_MMU2_FILAMENT_N, []{ action_mmu2_chosen(MenuItemBase::itemIndex); });
LOOP_L_N(i, EXTRUDERS) ACTION_ITEM_N(i, MSG_MMU2_FILAMENT_N, []{ action_mmu2_chosen(MenuItemBase::itemIndex); });
END_MENU();
}