Nulo/qmk_firmware
1
0
Fork 0
Code Releases Activity

[Keyboard] Simplified handwired/xealous since most of the features are in core now. (#5556)

Browse source
This commit is contained in:
Alex Ong 2019-04-05 15:44:33 +11:00 committed by Drashna Jaelre
parent 7e5c107d43
commit dad66cad40
4 changed files with 12 additions and 398 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
keyboards/handwired/xealous/config.h
View file

@ -20,20 +20,11 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "config_common.h"
/* Use I2C or Serial, not both */
#define USE_I2C
#define SCL_CLOCK 400000UL
// #define USE_SERIAL
/* serial.c configuration for split keyboard */
// #define SOFT_SERIAL_PIN D0
#define SCL_CLOCK 800000UL
/* Select hand configuration */
#define MASTER_LEFT
// #define MASTER_RIGHT
// #define EE_HANDS
//#define DEBUG_MATRIX_SCAN_RATE //Use this to determine scan-rate.
#define FORCE_NKRO
@ -41,6 +32,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define QMK_KEYS_PER_SCAN 4 //if we press four keys simultaneously, lets process them simultaneously...
#define DIODE_DIRECTION COL2ROW
#ifdef AUDIO_ENABLE
#define C6_AUDIO
#define STARTUP_SONG SONG(STARTUP_SOUND)

63
keyboards/handwired/xealous/debounce.c
View file

@ -1,63 +0,0 @@
#include <string.h>
#include "config.h"
#include "matrix.h"
#include "timer.h"
#include "quantum.h"
#ifndef DEBOUNCING_DELAY
# define DEBOUNCING_DELAY 5
#endif
//Debouncing counters
typedef uint8_t debounce_counter_t;
#define DEBOUNCE_COUNTER_MODULO 250
#define DEBOUNCE_COUNTER_INACTIVE 251
static debounce_counter_t *debounce_counters;
void debounce_init(uint8_t num_rows)
{
debounce_counters = malloc(num_rows*MATRIX_COLS);
memset(debounce_counters, DEBOUNCE_COUNTER_INACTIVE, num_rows*MATRIX_COLS);
}
void update_debounce_counters(uint8_t num_rows, uint8_t current_time)
{
for (uint8_t row = 0; row < num_rows; row++)
{
for (uint8_t col = 0; col < MATRIX_COLS; col++)
{
if (debounce_counters[row*MATRIX_COLS + col] != DEBOUNCE_COUNTER_INACTIVE)
{
if (TIMER_DIFF(current_time, debounce_counters[row*MATRIX_COLS + col], DEBOUNCE_COUNTER_MODULO) >= DEBOUNCING_DELAY) {
debounce_counters[row*MATRIX_COLS + col] = DEBOUNCE_COUNTER_INACTIVE;
}
}
}
}
}
void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, uint8_t current_time)
{
for (uint8_t row = 0; row < num_rows; row++)
{
matrix_row_t delta = raw[row] ^ cooked[row];
for (uint8_t col = 0; col < MATRIX_COLS; col++)
{
if (debounce_counters[row*MATRIX_COLS + col] == DEBOUNCE_COUNTER_INACTIVE && (delta & (1<<col)))
{
debounce_counters[row*MATRIX_COLS + col] = current_time;
cooked[row] ^= (1 << col);
}
}
}
}
void debounce(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, bool changed)
{
uint8_t current_time = timer_read() % DEBOUNCE_COUNTER_MODULO;
update_debounce_counters(num_rows, current_time);
transfer_matrix_values(raw, cooked, num_rows, current_time);
}

327
keyboards/handwired/xealous/matrix.c
View file

@ -34,311 +34,21 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "matrix_scanrate.h"
#endif
#ifdef USE_I2C
# include "i2c.h"
#else // USE_SERIAL
# error "only i2c supported"
#endif
#ifndef DEBOUNCING_DELAY
# define DEBOUNCING_DELAY 5
#endif
#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 ROW_SHIFTER ((uint8_t)1)
#else
# error "Currently only supports 8 COLS"
#endif
#define ERROR_DISCONNECT_COUNT 5
#define 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* debouncing_matrix_hand_offsetted; //pointer to matrix_debouncing for our hand
static matrix_row_t* matrix_hand_offsetted; // pointer to matrix for our hand
//Debouncing counters
typedef uint8_t debounce_counter_t;
#define DEBOUNCE_COUNTER_MODULO 250
#define DEBOUNCE_COUNTER_INACTIVE 251
static debounce_counter_t debounce_counters[MATRIX_ROWS * MATRIX_COLS];
static debounce_counter_t *debounce_counters_hand_offsetted;
#if (DIODE_DIRECTION == ROW2COL)
error "Only Col2Row supported";
#endif
static void init_cols(void);
static void unselect_rows(void);
static void select_row(uint8_t row);
static void unselect_row(uint8_t row);
static matrix_row_t optimized_col_reader(void);
__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) {
}
__attribute__ ((weak))
void matrix_slave_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)
{
#ifdef DISABLE_JTAG
// JTAG disable for PORT F. write JTD bit twice within four cycles.
MCUCR |= (1<<JTD);
MCUCR |= (1<<JTD);
#endif
debug_enable = true;
debug_matrix = false;
debug_mouse = false;
// 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;
}
int my_hand_offset = isLeftHand ? 0 : (ROWS_PER_HAND);
debouncing_matrix_hand_offsetted = matrix_debouncing + my_hand_offset;
matrix_hand_offsetted = matrix + my_hand_offset;
debounce_counters_hand_offsetted = debounce_counters + my_hand_offset;
for (uint8_t i = 0; i < MATRIX_ROWS * MATRIX_COLS; i++) {
debounce_counters[i] = DEBOUNCE_COUNTER_INACTIVE;
}
matrix_init_quantum();
}
//#define TIMER_DIFF(a, b, max) ((a) >= (b) ? (a) - (b) : (max) - (b) + (a))
void update_debounce_counters(uint8_t current_time)
{
debounce_counter_t *debounce_pointer = debounce_counters_hand_offsetted;
for (uint8_t row = 0; row < ROWS_PER_HAND; row++)
{
for (uint8_t col = 0; col < MATRIX_COLS; col++)
{
if (*debounce_pointer != DEBOUNCE_COUNTER_INACTIVE)
{
if (TIMER_DIFF(current_time, *debounce_pointer, DEBOUNCE_COUNTER_MODULO) >=
DEBOUNCING_DELAY) {
*debounce_pointer = DEBOUNCE_COUNTER_INACTIVE;
}
}
debounce_pointer++;
}
}
}
void transfer_matrix_values(uint8_t current_time)
{
//upload from debounce_matrix to final matrix;
debounce_counter_t *debounce_pointer = debounce_counters_hand_offsetted;
for (uint8_t row = 0; row < ROWS_PER_HAND; row++)
{
matrix_row_t row_value = matrix_hand_offsetted[row];
matrix_row_t debounce_value = debouncing_matrix_hand_offsetted[row];
for (uint8_t col = 0; col < MATRIX_COLS; col++)
{
bool final_value = debounce_value & (1 << col);
bool current_value = row_value & (1 << col);
if (*debounce_pointer == DEBOUNCE_COUNTER_INACTIVE
&& (current_value != final_value))
{
*debounce_pointer = current_time;
row_value ^= (1 << col);
}
debounce_pointer++;
}
matrix_hand_offsetted[row] = row_value;
}
}
uint8_t _matrix_scan(void)
{
uint8_t current_time = timer_read() % DEBOUNCE_COUNTER_MODULO;
// Set row, read cols
for (uint8_t current_row = 0; current_row < ROWS_PER_HAND; current_row++) {
select_row(current_row);
asm volatile ("nop"); asm volatile("nop");
debouncing_matrix_hand_offsetted[current_row] = optimized_col_reader();
// Unselect row
unselect_row(current_row);
}
update_debounce_counters(current_time);
transfer_matrix_values(current_time);
return 1;
}
// 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(I2C_KEYMAP_START);
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;
}
uint8_t matrix_scan(void)
void matrix_scan_user(void)
{
#ifdef DEBUG_MATRIX_SCAN_RATE
matrix_check_scan_rate();
matrix_time_between_scans();
#endif
uint8_t ret = _matrix_scan();
if( i2c_transaction() ) {
// 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 : ROWS_PER_HAND;
for (int i = 0; i < ROWS_PER_HAND; ++i) {
i2c_slave_buffer[I2C_KEYMAP_START+i] = matrix[offset+i];
}
matrix_slave_scan_user();
}
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(uint8_t x = 0; x < MATRIX_COLS; x++) {
uint8_t pin = col_pins[x];
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
}
}
inline
static matrix_row_t optimized_col_reader(void) {
// Copy this code to split_common/matrix.c,
// and call it instead of the unoptimized col_reader. Scan-rate jumps from 1200->1920
// Also remove the sleep_us(30), not necessary for this keyboard.
// In usb_descriptor.c, set .PollingIntervalMS = 0x01
#define ROW_SHIFTER ((uint8_t)1)
inline static matrix_row_t optimized_col_reader(void) {
//MATRIX_COL_PINS { B6, B2, B3, B1, F7, F6, F5, F4 }
return (PINB & (1 << 6) ? 0 : (ROW_SHIFTER << 0)) |
(PINB & (1 << 2) ? 0 : (ROW_SHIFTER << 1)) |
@ -351,26 +61,3 @@ static matrix_row_t optimized_col_reader(void) {
}
static void select_row(uint8_t row)
{
uint8_t pin = row_pins[row];
_SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT
_SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
}
static void unselect_row(uint8_t row)
{
uint8_t pin = row_pins[row];
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
}
static void unselect_rows(void)
{
for(uint8_t x = 0; x < ROWS_PER_HAND; x++) {
uint8_t pin = row_pins[x];
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
}
}

6
keyboards/handwired/xealous/rules.mk
View file

@ -1,5 +1,4 @@
#SRC += matrix_scanrate.c matrix.c
SRC += debounce.c
SRC += matrix_scanrate.c matrix.c
# MCU name
MCU = atmega32u4
@ -67,8 +66,7 @@ SUBPROJECT_rev1 = yes
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
CUSTOM_MATRIX = no
DEBOUNCE_TYPE = custom
DEBOUNCE_TYPE = eager_pk
LAYOUTS = split60