Clear LED matrix without startup test

This commit is contained in:
Scott Lahteine 2018-06-26 18:51:39 -05:00
parent 0ee34eb784
commit 229b26b02c
3 changed files with 8 additions and 1 deletions

View file

@ -255,6 +255,10 @@ void Max7219_Clear_Column(const uint8_t _COL_) {
#endif
}
void Max7219_Clear() {
for (uint8_t r = 0; r < 8; r++) _Max7219_Set_Reg(r, 0);
}
void Max7219_Set_2_Rows(const uint8_t y, uint16_t val) {
if (y > 6) return Max7219_Error(PSTR("Max7219_Set_2_Rows"), y, val);
Max7219_Set_Row(y + 0, val & 0xFF); val >>= 8;

View file

@ -77,6 +77,9 @@ void Max7219_Clear_Column(const uint8_t col);
void Max7219_Set_Row(const uint8_t row, const uint8_t val);
void Max7219_Clear_Row(const uint8_t row);
// Quickly clear the whole matrix
void Max7219_Clear();
// Apply custom code to update the matrix
void Max7219_idle_tasks();

View file

@ -39,7 +39,7 @@
*/
void GcodeSuite::M7219() {
if (parser.seen('I'))
Max7219_init();
Max7219_Clear();
else if (parser.seenval('R')) {
const uint8_t r = parser.value_int();
Max7219_Set_Row(r, parser.byteval('V'));