#include "quantum.h"
#if (MATRIX_COLS <= 8)
-# define print_matrix_header() print("\nr/c 01234567\n")
-# define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row))
-# define matrix_bitpop(i) bitpop(matrix[i])
+# define print_matrix_header() print("\nr/c 01234567\n")
+# define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row))
+# define matrix_bitpop(i) bitpop(matrix[i])
# define ROW_SHIFTER ((uint8_t)1)
#elif (MATRIX_COLS <= 16)
-# define print_matrix_header() print("\nr/c 0123456789ABCDEF\n")
-# define print_matrix_row(row) print_bin_reverse16(matrix_get_row(row))
-# define matrix_bitpop(i) bitpop16(matrix[i])
+# define print_matrix_header() print("\nr/c 0123456789ABCDEF\n")
+# define print_matrix_row(row) print_bin_reverse16(matrix_get_row(row))
+# define matrix_bitpop(i) bitpop16(matrix[i])
# define ROW_SHIFTER ((uint16_t)1)
#elif (MATRIX_COLS <= 32)
-# define print_matrix_header() print("\nr/c 0123456789ABCDEF0123456789ABCDEF\n")
-# define print_matrix_row(row) print_bin_reverse32(matrix_get_row(row))
-# define matrix_bitpop(i) bitpop32(matrix[i])
-# define ROW_SHIFTER ((uint32_t)1)
+# define print_matrix_header() print("\nr/c 0123456789ABCDEF0123456789ABCDEF\n")
+# define print_matrix_row(row) print_bin_reverse32(matrix_get_row(row))
+# define matrix_bitpop(i) bitpop32(matrix[i])
+# define ROW_SHIFTER ((uint32_t)1)
#endif
#ifdef MATRIX_MASKED
- extern const matrix_row_t matrix_mask[];
+extern const matrix_row_t matrix_mask[];
#endif
-#if (DIODE_DIRECTION == ROW2COL) || (DIODE_DIRECTION == COL2ROW)
+#ifdef DIRECT_PINS
+static pin_t direct_pins[MATRIX_ROWS][MATRIX_COLS] = DIRECT_PINS;
+#elif (DIODE_DIRECTION == ROW2COL) || (DIODE_DIRECTION == COL2ROW)
static const pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
static const pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
#endif
/* matrix state(1:on, 0:off) */
-static matrix_row_t raw_matrix[MATRIX_ROWS];
+static matrix_row_t raw_matrix[MATRIX_ROWS]; // raw values
+static matrix_row_t matrix[MATRIX_ROWS]; // debounced values
-static matrix_row_t matrix[MATRIX_ROWS];
+__attribute__((weak)) void matrix_init_quantum(void) { matrix_init_kb(); }
+__attribute__((weak)) void matrix_scan_quantum(void) { matrix_scan_kb(); }
-#if (DIODE_DIRECTION == COL2ROW)
- static void init_cols(void);
- static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row);
- static void unselect_rows(void);
- static void select_row(uint8_t row);
- static void unselect_row(uint8_t row);
-#elif (DIODE_DIRECTION == ROW2COL)
- static void init_rows(void);
- static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col);
- static void unselect_cols(void);
- static void unselect_col(uint8_t col);
- static void select_col(uint8_t col);
-#endif
-
-__attribute__ ((weak))
-void matrix_init_quantum(void) {
- matrix_init_kb();
-}
-
-__attribute__ ((weak))
-void matrix_scan_quantum(void) {
- matrix_scan_kb();
-}
-
-__attribute__ ((weak))
-void matrix_init_kb(void) {
- matrix_init_user();
-}
-
-__attribute__ ((weak))
-void matrix_scan_kb(void) {
- matrix_scan_user();
-}
-
-__attribute__ ((weak))
-void matrix_init_user(void) {
-}
+__attribute__((weak)) void matrix_init_kb(void) { matrix_init_user(); }
-__attribute__ ((weak))
-void matrix_scan_user(void) {
-}
-
-inline
-uint8_t matrix_rows(void) {
- return MATRIX_ROWS;
-}
+__attribute__((weak)) void matrix_scan_kb(void) { matrix_scan_user(); }
-inline
-uint8_t matrix_cols(void) {
- return MATRIX_COLS;
-}
+__attribute__((weak)) void matrix_init_user(void) {}
-// void matrix_power_up(void) {
-// #if (DIODE_DIRECTION == COL2ROW)
-// for (int8_t r = MATRIX_ROWS - 1; r >= 0; --r) {
-// /* DDRxn */
-// _SFR_IO8((row_pins[r] >> 4) + 1) |= _BV(row_pins[r] & 0xF);
-// toggle_row(r);
-// }
-// for (int8_t c = MATRIX_COLS - 1; c >= 0; --c) {
-// /* PORTxn */
-// _SFR_IO8((col_pins[c] >> 4) + 2) |= _BV(col_pins[c] & 0xF);
-// }
-// #elif (DIODE_DIRECTION == ROW2COL)
-// for (int8_t c = MATRIX_COLS - 1; c >= 0; --c) {
-// /* DDRxn */
-// _SFR_IO8((col_pins[c] >> 4) + 1) |= _BV(col_pins[c] & 0xF);
-// toggle_col(c);
-// }
-// for (int8_t r = MATRIX_ROWS - 1; r >= 0; --r) {
-// /* PORTxn */
-// _SFR_IO8((row_pins[r] >> 4) + 2) |= _BV(row_pins[r] & 0xF);
-// }
-// #endif
-// }
+__attribute__((weak)) void matrix_scan_user(void) {}
-void matrix_init(void) {
+inline uint8_t matrix_rows(void) { return MATRIX_ROWS; }
- // initialize row and col
-#if (DIODE_DIRECTION == COL2ROW)
- unselect_rows();
- init_cols();
-#elif (DIODE_DIRECTION == ROW2COL)
- unselect_cols();
- init_rows();
-#endif
+inline uint8_t matrix_cols(void) { return MATRIX_COLS; }
- // initialize matrix state: all keys off
- for (uint8_t i=0; i < MATRIX_ROWS; i++) {
- raw_matrix[i] = 0;
- matrix[i] = 0;
- }
- debounce_init(MATRIX_ROWS);
-
- matrix_init_quantum();
-}
-
-uint8_t matrix_scan(void)
-{
- bool changed = false;
-
-#if (DIODE_DIRECTION == COL2ROW)
- // Set row, read cols
- for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) {
- changed |= read_cols_on_row(raw_matrix, current_row);
- }
-#elif (DIODE_DIRECTION == ROW2COL)
- // Set col, read rows
- for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) {
- changed |= read_rows_on_col(raw_matrix, current_col);
- }
-#endif
-
- debounce(raw_matrix, matrix, MATRIX_ROWS, changed);
-
- matrix_scan_quantum();
- return 1;
-}
-
-bool matrix_is_modified(void)
-{
+// Deprecated.
+bool matrix_is_modified(void) {
if (debounce_active()) return false;
return true;
}
-inline
-bool matrix_is_on(uint8_t row, uint8_t col)
-{
- return (matrix[row] & ((matrix_row_t)1<<col));
-}
+inline bool matrix_is_on(uint8_t row, uint8_t col) { return (matrix[row] & ((matrix_row_t)1 << col)); }
-inline
-matrix_row_t matrix_get_row(uint8_t row)
-{
+inline matrix_row_t matrix_get_row(uint8_t row) {
// Matrix mask lets you disable switches in the returned matrix data. For example, if you have a
// switch blocker installed and the switch is always pressed.
#ifdef MATRIX_MASKED
#endif
}
-void matrix_print(void)
-{
+void matrix_print(void) {
print_matrix_header();
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
- phex(row); print(": ");
+ phex(row);
+ print(": ");
print_matrix_row(row);
print("\n");
}
}
-uint8_t matrix_key_count(void)
-{
+uint8_t matrix_key_count(void) {
uint8_t count = 0;
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
count += matrix_bitpop(i);
return count;
}
+#ifdef DIRECT_PINS
+
+static void init_pins(void) {
+ for (int row = 0; row < MATRIX_ROWS; row++) {
+ for (int col = 0; col < MATRIX_COLS; col++) {
+ pin_t pin = direct_pins[row][col];
+ if (pin != NO_PIN) {
+ setPinInputHigh(pin);
+ }
+ }
+ }
+}
+
+static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) {
+ matrix_row_t last_row_value = current_matrix[current_row];
+ current_matrix[current_row] = 0;
+
+ for (uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) {
+ pin_t pin = direct_pins[current_row][col_index];
+ if (pin != NO_PIN) {
+ current_matrix[current_row] |= readPin(pin) ? 0 : (ROW_SHIFTER << col_index);
+ }
+ }
+
+ return (last_row_value != current_matrix[current_row]);
+}
+
+#elif (DIODE_DIRECTION == COL2ROW)
+
+static void select_row(uint8_t row) {
+ setPinOutput(row_pins[row]);
+ writePinLow(row_pins[row]);
+}
+static void unselect_row(uint8_t row) { setPinInputHigh(row_pins[row]); }
-#if (DIODE_DIRECTION == COL2ROW)
+static void unselect_rows(void) {
+ for (uint8_t x = 0; x < MATRIX_ROWS; x++) {
+ setPinInputHigh(row_pins[x]);
+ }
+}
-static void init_cols(void)
-{
- for(uint8_t x = 0; x < MATRIX_COLS; x++) {
+static void init_pins(void) {
+ unselect_rows();
+ for (uint8_t x = 0; x < MATRIX_COLS; x++) {
setPinInputHigh(col_pins[x]);
}
}
-static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row)
-{
+static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) {
// Store last value of row prior to reading
matrix_row_t last_row_value = current_matrix[current_row];
wait_us(30);
// For each col...
- for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) {
-
+ for (uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) {
// Select the col pin to read (active low)
uint8_t pin_state = readPin(col_pins[col_index]);
// Populate the matrix row with the state of the col pin
- current_matrix[current_row] |= pin_state ? 0 : (ROW_SHIFTER << col_index);
+ current_matrix[current_row] |= pin_state ? 0 : (ROW_SHIFTER << col_index);
}
// Unselect row
return (last_row_value != current_matrix[current_row]);
}
-static void select_row(uint8_t row)
-{
- setPinOutput(row_pins[row]);
- writePinLow(row_pins[row]);
-}
+#elif (DIODE_DIRECTION == ROW2COL)
-static void unselect_row(uint8_t row)
-{
- setPinInputHigh(row_pins[row]);
+static void select_col(uint8_t col) {
+ setPinOutput(col_pins[col]);
+ writePinLow(col_pins[col]);
}
-static void unselect_rows(void)
-{
- for(uint8_t x = 0; x < MATRIX_ROWS; x++) {
- setPinInput(row_pins[x]);
+static void unselect_col(uint8_t col) { setPinInputHigh(col_pins[col]); }
+
+static void unselect_cols(void) {
+ for (uint8_t x = 0; x < MATRIX_COLS; x++) {
+ setPinInputHigh(col_pins[x]);
}
}
-#elif (DIODE_DIRECTION == ROW2COL)
-
-static void init_rows(void)
-{
- for(uint8_t x = 0; x < MATRIX_ROWS; x++) {
+static void init_pins(void) {
+ unselect_cols();
+ for (uint8_t x = 0; x < MATRIX_ROWS; x++) {
setPinInputHigh(row_pins[x]);
}
}
-static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col)
-{
+static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) {
bool matrix_changed = false;
// Select col and wait for col selecton to stabilize
wait_us(30);
// For each row...
- for(uint8_t row_index = 0; row_index < MATRIX_ROWS; row_index++)
- {
-
+ for (uint8_t row_index = 0; row_index < MATRIX_ROWS; row_index++) {
// Store last value of row prior to reading
matrix_row_t last_row_value = current_matrix[row_index];
// Check row pin state
- if (readPin(row_pins[row_index]) == 0)
- {
+ if (readPin(row_pins[row_index]) == 0) {
// Pin LO, set col bit
current_matrix[row_index] |= (ROW_SHIFTER << current_col);
- }
- else
- {
+ } else {
// Pin HI, clear col bit
current_matrix[row_index] &= ~(ROW_SHIFTER << current_col);
}
// Determine if the matrix changed state
- if ((last_row_value != current_matrix[row_index]) && !(matrix_changed))
- {
+ if ((last_row_value != current_matrix[row_index]) && !(matrix_changed)) {
matrix_changed = true;
}
}
return matrix_changed;
}
-static void select_col(uint8_t col)
-{
- setPinOutput(col_pins[col]);
- writePinLow(col_pins[col]);
-}
+#endif
-static void unselect_col(uint8_t col)
-{
- setPinInputHigh(col_pins[col]);
-}
+void matrix_init(void) {
+ // initialize key pins
+ init_pins();
-static void unselect_cols(void)
-{
- for(uint8_t x = 0; x < MATRIX_COLS; x++) {
- setPinInputHigh(col_pins[x]);
+ // initialize matrix state: all keys off
+ for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+ raw_matrix[i] = 0;
+ matrix[i] = 0;
}
+
+ debounce_init(MATRIX_ROWS);
+
+ matrix_init_quantum();
}
+uint8_t matrix_scan(void) {
+ bool changed = false;
+
+#if defined(DIRECT_PINS) || (DIODE_DIRECTION == COL2ROW)
+ // Set row, read cols
+ for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) {
+ changed |= read_cols_on_row(raw_matrix, current_row);
+ }
+#elif (DIODE_DIRECTION == ROW2COL)
+ // Set col, read rows
+ for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) {
+ changed |= read_rows_on_col(raw_matrix, current_col);
+ }
#endif
+
+ debounce(raw_matrix, matrix, MATRIX_ROWS, changed);
+
+ matrix_scan_quantum();
+ return (uint8_t)changed;
+}