-/*\r
-Copyright 2012 Jun Wako <wakojun@gmail.com>\r
-\r
-This program is free software: you can redistribute it and/or modify\r
-it under the terms of the GNU General Public License as published by\r
-the Free Software Foundation, either version 2 of the License, or\r
-(at your option) any later version.\r
-\r
-This program is distributed in the hope that it will be useful,\r
-but WITHOUT ANY WARRANTY; without even the implied warranty of\r
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
-GNU General Public License for more details.\r
-\r
-You should have received a copy of the GNU General Public License\r
-along with this program. If not, see <http://www.gnu.org/licenses/>.\r
-*/\r
-\r
-/*\r
- * scan matrix\r
- */\r
-#include <stdint.h>\r
-#include <stdbool.h>\r
-#include <avr/io.h>\r
-#include <avr/wdt.h>\r
-#include <avr/interrupt.h>\r
-#include <util/delay.h>\r
-#include "print.h"\r
-#include "debug.h"\r
-#include "util.h"\r
-#include "matrix.h"\r
-#include "split_util.h"\r
-#include "pro_micro.h"\r
-#include "config.h"\r
-\r
-#ifdef USE_I2C\r
-# include "i2c.h"\r
-#else // USE_SERIAL\r
-# include "serial.h"\r
-#endif\r
-\r
-#ifndef DEBOUNCE\r
-# define DEBOUNCE 5\r
-#endif\r
-\r
-#define ERROR_DISCONNECT_COUNT 5\r
-\r
-static uint8_t debouncing = DEBOUNCE;\r
-static const int ROWS_PER_HAND = MATRIX_ROWS/2;\r
-static uint8_t error_count = 0;\r
-\r
-static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;\r
-static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;\r
-\r
-/* matrix state(1:on, 0:off) */\r
-static matrix_row_t matrix[MATRIX_ROWS];\r
-static matrix_row_t matrix_debouncing[MATRIX_ROWS];\r
-\r
-static matrix_row_t read_cols(void);\r
-static void init_cols(void);\r
-static void unselect_rows(void);\r
-static void select_row(uint8_t row);\r
-\r
-__attribute__ ((weak))\r
-void matrix_init_quantum(void) {\r
- matrix_init_kb();\r
-}\r
-\r
-__attribute__ ((weak))\r
-void matrix_scan_quantum(void) {\r
- matrix_scan_kb();\r
-}\r
-\r
-__attribute__ ((weak))\r
-void matrix_init_kb(void) {\r
- matrix_init_user();\r
-}\r
-\r
-__attribute__ ((weak))\r
-void matrix_scan_kb(void) {\r
- matrix_scan_user();\r
-}\r
-\r
-__attribute__ ((weak))\r
-void matrix_init_user(void) {\r
-}\r
-\r
-__attribute__ ((weak))\r
-void matrix_scan_user(void) {\r
-}\r
-\r
-inline\r
-uint8_t matrix_rows(void)\r
-{\r
- return MATRIX_ROWS;\r
-}\r
-\r
-inline\r
-uint8_t matrix_cols(void)\r
-{\r
- return MATRIX_COLS;\r
-}\r
-\r
-void matrix_init(void)\r
-{\r
- debug_enable = true;\r
- debug_matrix = true;\r
- debug_mouse = true;\r
- // initialize row and col\r
- unselect_rows();\r
- init_cols();\r
-\r
- TX_RX_LED_INIT;\r
-\r
- // initialize matrix state: all keys off\r
- for (uint8_t i=0; i < MATRIX_ROWS; i++) {\r
- matrix[i] = 0;\r
- matrix_debouncing[i] = 0;\r
- }\r
-\r
- matrix_init_quantum();\r
-}\r
-\r
-uint8_t _matrix_scan(void)\r
-{\r
- // Right hand is stored after the left in the matirx so, we need to offset it\r
- int offset = isLeftHand ? 0 : (ROWS_PER_HAND);\r
-\r
- for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {\r
- select_row(i);\r
- _delay_us(30); // without this wait read unstable value.\r
- matrix_row_t cols = read_cols();\r
- if (matrix_debouncing[i+offset] != cols) {\r
- matrix_debouncing[i+offset] = cols;\r
- debouncing = DEBOUNCE;\r
- }\r
- unselect_rows();\r
- }\r
-\r
- if (debouncing) {\r
- if (--debouncing) {\r
- _delay_ms(1);\r
- } else {\r
- for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {\r
- matrix[i+offset] = matrix_debouncing[i+offset];\r
- }\r
- }\r
- }\r
-\r
- return 1;\r
-}\r
-\r
-#ifdef USE_I2C\r
-\r
-// Get rows from other half over i2c\r
-int i2c_transaction(void) {\r
- int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;\r
-\r
- int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);\r
- if (err) goto i2c_error;\r
-\r
- // start of matrix stored at 0x00\r
- err = i2c_master_write(0x00);\r
- if (err) goto i2c_error;\r
-\r
- // Start read\r
- err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ);\r
- if (err) goto i2c_error;\r
-\r
- if (!err) {\r
- int i;\r
- for (i = 0; i < ROWS_PER_HAND-1; ++i) {\r
- matrix[slaveOffset+i] = i2c_master_read(I2C_ACK);\r
- }\r
- matrix[slaveOffset+i] = i2c_master_read(I2C_NACK);\r
- i2c_master_stop();\r
- } else {\r
-i2c_error: // the cable is disconnceted, or something else went wrong\r
- i2c_reset_state();\r
- return err;\r
- }\r
-\r
- return 0;\r
-}\r
-\r
-#else // USE_SERIAL\r
-\r
-int serial_transaction(void) {\r
- int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;\r
-\r
- if (serial_update_buffers()) {\r
- return 1;\r
- }\r
-\r
- for (int i = 0; i < ROWS_PER_HAND; ++i) {\r
- matrix[slaveOffset+i] = serial_slave_buffer[i];\r
- }\r
- return 0;\r
-}\r
-#endif\r
-\r
-uint8_t matrix_scan(void)\r
-{\r
- int ret = _matrix_scan();\r
-\r
-\r
-\r
-#ifdef USE_I2C\r
- if( i2c_transaction() ) {\r
-#else // USE_SERIAL\r
- if( serial_transaction() ) {\r
-#endif\r
- // turn on the indicator led when halves are disconnected\r
- TXLED1;\r
-\r
- error_count++;\r
-\r
- if (error_count > ERROR_DISCONNECT_COUNT) {\r
- // reset other half if disconnected\r
- int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;\r
- for (int i = 0; i < ROWS_PER_HAND; ++i) {\r
- matrix[slaveOffset+i] = 0;\r
- }\r
- }\r
- } else {\r
- // turn off the indicator led on no error\r
- TXLED0;\r
- error_count = 0;\r
- }\r
-\r
- matrix_scan_quantum();\r
-\r
- return ret;\r
-}\r
-\r
-void matrix_slave_scan(void) {\r
- _matrix_scan();\r
-\r
- int offset = (isLeftHand) ? 0 : (MATRIX_ROWS / 2);\r
-\r
-#ifdef USE_I2C\r
- for (int i = 0; i < ROWS_PER_HAND; ++i) {\r
- /* i2c_slave_buffer[i] = matrix[offset+i]; */\r
- i2c_slave_buffer[i] = matrix[offset+i];\r
- }\r
-#else // USE_SERIAL\r
- for (int i = 0; i < ROWS_PER_HAND; ++i) {\r
- serial_slave_buffer[i] = matrix[offset+i];\r
- }\r
-#endif\r
-}\r
-\r
-bool matrix_is_modified(void)\r
-{\r
- if (debouncing) return false;\r
- return true;\r
-}\r
-\r
-inline\r
-bool matrix_is_on(uint8_t row, uint8_t col)\r
-{\r
- return (matrix[row] & ((matrix_row_t)1<<col));\r
-}\r
-\r
-inline\r
-matrix_row_t matrix_get_row(uint8_t row)\r
-{\r
- return matrix[row];\r
-}\r
-\r
-void matrix_print(void)\r
-{\r
- print("\nr/c 0123456789ABCDEF\n");\r
- for (uint8_t row = 0; row < MATRIX_ROWS; row++) {\r
- phex(row); print(": ");\r
- pbin_reverse16(matrix_get_row(row));\r
- print("\n");\r
- }\r
-}\r
-\r
-uint8_t matrix_key_count(void)\r
-{\r
- uint8_t count = 0;\r
- for (uint8_t i = 0; i < MATRIX_ROWS; i++) {\r
- count += bitpop16(matrix[i]);\r
- }\r
- return count;\r
-}\r
-\r
-static void init_cols(void)\r
-{\r
- for(int x = 0; x < MATRIX_COLS; x++) {\r
- _SFR_IO8((col_pins[x] >> 4) + 1) &= ~_BV(col_pins[x] & 0xF);\r
- _SFR_IO8((col_pins[x] >> 4) + 2) |= _BV(col_pins[x] & 0xF);\r
- }\r
-}\r
-\r
-static matrix_row_t read_cols(void)\r
-{\r
- matrix_row_t result = 0;\r
- for(int x = 0; x < MATRIX_COLS; x++) {\r
- result |= (_SFR_IO8(col_pins[x] >> 4) & _BV(col_pins[x] & 0xF)) ? 0 : (1 << x);\r
- }\r
- return result;\r
-}\r
-\r
-static void unselect_rows(void)\r
-{\r
- for(int x = 0; x < ROWS_PER_HAND; x++) {\r
- _SFR_IO8((row_pins[x] >> 4) + 1) &= ~_BV(row_pins[x] & 0xF);\r
- _SFR_IO8((row_pins[x] >> 4) + 2) |= _BV(row_pins[x] & 0xF);\r
- }\r
-}\r
-\r
-static void select_row(uint8_t row)\r
-{\r
- _SFR_IO8((row_pins[row] >> 4) + 1) |= _BV(row_pins[row] & 0xF);\r
- _SFR_IO8((row_pins[row] >> 4) + 2) &= ~_BV(row_pins[row] & 0xF);\r
-}\r
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+
+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 2 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 <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ * scan matrix
+ */
+#include <stdint.h>
+#include <stdbool.h>
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include "print.h"
+#include "debug.h"
+#include "util.h"
+#include "matrix.h"
+#include "split_util.h"
+#include "pro_micro.h"
+#include "config.h"
+
+#ifdef USE_I2C
+# include "i2c.h"
+#else // USE_SERIAL
+# include "serial.h"
+#endif
+
+#ifndef DEBOUNCE
+# define DEBOUNCE 5
+#endif
+
+#define ERROR_DISCONNECT_COUNT 5
+
+static uint8_t debouncing = DEBOUNCE;
+static const int ROWS_PER_HAND = MATRIX_ROWS/2;
+static uint8_t error_count = 0;
+
+static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
+static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
+
+/* matrix state(1:on, 0:off) */
+static matrix_row_t matrix[MATRIX_ROWS];
+static matrix_row_t matrix_debouncing[MATRIX_ROWS];
+
+static matrix_row_t read_cols(void);
+static void init_cols(void);
+static void unselect_rows(void);
+static void select_row(uint8_t row);
+
+__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_scan_user(void) {
+}
+
+inline
+uint8_t matrix_rows(void)
+{
+ return MATRIX_ROWS;
+}
+
+inline
+uint8_t matrix_cols(void)
+{
+ return MATRIX_COLS;
+}
+
+void matrix_init(void)
+{
+ debug_enable = true;
+ debug_matrix = true;
+ debug_mouse = true;
+ // initialize row and col
+ unselect_rows();
+ init_cols();
+
+ TX_RX_LED_INIT;
+
+ // initialize matrix state: all keys off
+ for (uint8_t i=0; i < MATRIX_ROWS; i++) {
+ matrix[i] = 0;
+ matrix_debouncing[i] = 0;
+ }
+
+ matrix_init_quantum();
+}
+
+uint8_t _matrix_scan(void)
+{
+ // Right hand is stored after the left in the matirx so, we need to offset it
+ int offset = isLeftHand ? 0 : (ROWS_PER_HAND);
+
+ for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
+ select_row(i);
+ _delay_us(30); // without this wait read unstable value.
+ matrix_row_t cols = read_cols();
+ if (matrix_debouncing[i+offset] != cols) {
+ matrix_debouncing[i+offset] = cols;
+ debouncing = DEBOUNCE;
+ }
+ unselect_rows();
+ }
+
+ if (debouncing) {
+ if (--debouncing) {
+ _delay_ms(1);
+ } else {
+ for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
+ matrix[i+offset] = matrix_debouncing[i+offset];
+ }
+ }
+ }
+
+ return 1;
+}
+
+#ifdef USE_I2C
+
+// Get rows from other half over i2c
+int i2c_transaction(void) {
+ int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+
+ int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);
+ if (err) goto i2c_error;
+
+ // start of matrix stored at 0x00
+ err = i2c_master_write(0x00);
+ if (err) goto i2c_error;
+
+ // Start read
+ err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ);
+ if (err) goto i2c_error;
+
+ if (!err) {
+ int i;
+ for (i = 0; i < ROWS_PER_HAND-1; ++i) {
+ matrix[slaveOffset+i] = i2c_master_read(I2C_ACK);
+ }
+ matrix[slaveOffset+i] = i2c_master_read(I2C_NACK);
+ i2c_master_stop();
+ } else {
+i2c_error: // the cable is disconnceted, or something else went wrong
+ i2c_reset_state();
+ return err;
+ }
+
+ return 0;
+}
+
+#else // USE_SERIAL
+
+int serial_transaction(void) {
+ int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+
+ if (serial_update_buffers()) {
+ return 1;
+ }
+
+ for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ matrix[slaveOffset+i] = serial_slave_buffer[i];
+ }
+ return 0;
+}
+#endif
+
+uint8_t matrix_scan(void)
+{
+ int ret = _matrix_scan();
+
+
+
+#ifdef USE_I2C
+ if( i2c_transaction() ) {
+#else // USE_SERIAL
+ if( serial_transaction() ) {
+#endif
+ // turn on the indicator led when halves are disconnected
+ TXLED1;
+
+ error_count++;
+
+ if (error_count > ERROR_DISCONNECT_COUNT) {
+ // reset other half if disconnected
+ int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+ for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ matrix[slaveOffset+i] = 0;
+ }
+ }
+ } else {
+ // turn off the indicator led on no error
+ TXLED0;
+ error_count = 0;
+ }
+
+ matrix_scan_quantum();
+
+ return ret;
+}
+
+void matrix_slave_scan(void) {
+ _matrix_scan();
+
+ int offset = (isLeftHand) ? 0 : (MATRIX_ROWS / 2);
+
+#ifdef USE_I2C
+ for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ /* i2c_slave_buffer[i] = matrix[offset+i]; */
+ i2c_slave_buffer[i] = matrix[offset+i];
+ }
+#else // USE_SERIAL
+ for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ serial_slave_buffer[i] = matrix[offset+i];
+ }
+#endif
+}
+
+bool matrix_is_modified(void)
+{
+ if (debouncing) return false;
+ return true;
+}
+
+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)
+{
+ return matrix[row];
+}
+
+void matrix_print(void)
+{
+ print("\nr/c 0123456789ABCDEF\n");
+ for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+ phex(row); print(": ");
+ pbin_reverse16(matrix_get_row(row));
+ print("\n");
+ }
+}
+
+uint8_t matrix_key_count(void)
+{
+ uint8_t count = 0;
+ for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+ count += bitpop16(matrix[i]);
+ }
+ return count;
+}
+
+static void init_cols(void)
+{
+ for(int x = 0; x < MATRIX_COLS; x++) {
+ _SFR_IO8((col_pins[x] >> 4) + 1) &= ~_BV(col_pins[x] & 0xF);
+ _SFR_IO8((col_pins[x] >> 4) + 2) |= _BV(col_pins[x] & 0xF);
+ }
+}
+
+static matrix_row_t read_cols(void)
+{
+ matrix_row_t result = 0;
+ for(int x = 0; x < MATRIX_COLS; x++) {
+ result |= (_SFR_IO8(col_pins[x] >> 4) & _BV(col_pins[x] & 0xF)) ? 0 : (1 << x);
+ }
+ return result;
+}
+
+static void unselect_rows(void)
+{
+ for(int x = 0; x < ROWS_PER_HAND; x++) {
+ _SFR_IO8((row_pins[x] >> 4) + 1) &= ~_BV(row_pins[x] & 0xF);
+ _SFR_IO8((row_pins[x] >> 4) + 2) |= _BV(row_pins[x] & 0xF);
+ }
+}
+
+static void select_row(uint8_t row)
+{
+ _SFR_IO8((row_pins[row] >> 4) + 1) |= _BV(row_pins[row] & 0xF);
+ _SFR_IO8((row_pins[row] >> 4) + 2) &= ~_BV(row_pins[row] & 0xF);
+}
projects / qmk_firmware.git / blobdiff