/** * Marlin 3D Printer Firmware * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] * * Based on Sprinter and grbl. * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . * */ #include "../../../inc/MarlinConfigPre.h" #if ENABLED(MAX7219_GCODE) #include "../../gcode.h" #include "../../../feature/Max7219_Debug_LEDs.h" /** * M7219: Control the Max7219 LED matrix * * I - Initialize (clear) the matrix * F - Fill the matrix (set all bits) * P - Dump the led_line[] array values * C - Set a column to the 8-bit value V * R - Set a row to the 8-bit value V * X - X position of an LED to set or toggle * Y - Y position of an LED to set or toggle * V - The potentially 32-bit value or on/off state to set * (for example: a chain of 4 Max7219 devices can have 32 bit * rows or columns depending upon rotation) */ void GcodeSuite::M7219() { if (parser.seen('I')) { max7219.clear(); max7219.register_setup(); } if (parser.seen('F')) for (uint8_t x = 0; x < MAX7219_X_LEDS; x++) max7219.set_column(x, 0xFFFFFFFF); const uint32_t v = parser.ulongval('V'); if (parser.seenval('R')) { const uint8_t r = parser.value_byte(); max7219.set_row(r, v); } else if (parser.seenval('C')) { const uint8_t c = parser.value_byte(); max7219.set_column(c, v); } else if (parser.seenval('X') || parser.seenval('Y')) { const uint8_t x = parser.byteval('X'), y = parser.byteval('Y'); if (parser.seenval('V')) max7219.led_set(x, y, parser.boolval('V')); else max7219.led_toggle(x, y); } else if (parser.seen('D')) { const uint8_t r = parser.value_byte(); if (r < MAX7219_ROWS) { max7219.led_line[r] = v; return max7219.all(r); } } if (parser.seen('P')) { for (uint8_t r = 0; r < MAX7219_ROWS; r++) { SERIAL_ECHOPGM("led_line["); if (r < 10) SERIAL_CHAR('_'); SERIAL_ECHO(r); SERIAL_ECHO("]="); for (uint8_t b = 8; b--;) SERIAL_CHAR('0' + TEST(max7219.led_line[r], b)); SERIAL_EOL(); } } } #endif // MAX7219_GCODE