94 lines
2.9 KiB
C++
94 lines
2.9 KiB
C++
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#include "../../../inc/MarlinConfigPre.h"
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#if ENABLED(MAX7219_GCODE)
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#include "../../gcode.h"
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#include "../../../feature/max7219.h"
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/**
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* M7219: Control the Max7219 LED matrix
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*
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* I - Initialize (clear) the matrix
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* F - Fill the matrix (set all bits)
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* P - Dump the led_line[] array values
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* C<column> - Set a column to the bitmask given by 'V' (Units 0-3 in portrait layout)
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* R<row> - Set a row to the bitmask given by 'V' (Units 0-3 in landscape layout)
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* X<pos> - X index of an LED to set or toggle
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* Y<pos> - Y index of an LED to set or toggle
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* V<value> - LED on/off state or row/column bitmask (8, 16, 24, or 32-bits)
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* ('C' / 'R' can be used to update up to 4 units at once)
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*
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* Directly set a native matrix row to the 8-bit value 'V':
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* D<line> - Display line (0..7)
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* U<unit> - Unit index (0..MAX7219_NUMBER_UNITS-1)
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*/
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void GcodeSuite::M7219() {
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if (parser.seen('I')) {
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max7219.register_setup();
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max7219.clear();
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}
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if (parser.seen('F')) max7219.fill();
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const uint32_t v = parser.ulongval('V');
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if (parser.seenval('R')) {
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const uint8_t r = parser.value_byte();
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max7219.set_row(r, v);
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}
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else if (parser.seenval('C')) {
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const uint8_t c = parser.value_byte();
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max7219.set_column(c, v);
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}
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else if (parser.seenval('X') || parser.seenval('Y')) {
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const uint8_t x = parser.byteval('X'), y = parser.byteval('Y');
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if (parser.seenval('V'))
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max7219.led_set(x, y, v > 0);
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else
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max7219.led_toggle(x, y);
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}
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else if (parser.seen('D')) {
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const uint8_t uline = parser.value_byte() & 0x7,
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line = uline + (parser.byteval('U') << 3);
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if (line < MAX7219_LINES) {
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max7219.led_line[line] = v;
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return max7219.refresh_line(line);
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}
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}
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if (parser.seen('P')) {
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LOOP_L_N(r, MAX7219_LINES) {
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SERIAL_ECHOPGM("led_line[");
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if (r < 10) SERIAL_CHAR(' ');
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SERIAL_ECHO(r);
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SERIAL_ECHOPGM("]=");
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for (uint8_t b = 8; b--;) SERIAL_CHAR('0' + TEST(max7219.led_line[r], b));
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SERIAL_EOL();
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}
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}
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}
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#endif // MAX7219_GCODE
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