a failed attempt at hot-plugging
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682555faac
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c0095710a7
2 changed files with 12 additions and 7 deletions
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@ -68,7 +68,8 @@ static void init_cols(void);
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static void unselect_rows(void);
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static void select_row(uint8_t row);
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static uint8_t mcp23018_reset_loop;
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// static uint8_t mcp23018_reset_loop;
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static uint16_t mcp23018_reset_loop;
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#ifdef DEBUG_MATRIX_SCAN_RATE
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uint32_t matrix_timer;
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@ -175,7 +176,8 @@ void debounce_report(matrix_row_t change, uint8_t row) {
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uint8_t matrix_scan(void)
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{
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if (mcp23018_status) { // if there was an error
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if (++mcp23018_reset_loop == 0) {
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// if (++mcp23018_reset_loop == 0) {
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if (++mcp23018_reset_loop >= 1300) {
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// since mcp23018_reset_loop is 8 bit - we'll try to reset once in 255 matrix scans
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// this will be approx bit more frequent than once per second
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print("trying to reset mcp23018\n");
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