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Seems to work

This commit is contained in:
Philip Gladstone 2024-02-04 11:10:58 -05:00
parent e0c44391f7
commit 92f507562e
1 changed files with 31 additions and 16 deletions
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41
components/modules/matrix.c
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@ -44,12 +44,18 @@ typedef struct {
uint32_t time_us; uint32_t time_us;
} matrix_event_t; } matrix_event_t;
typedef enum {
WAITING_FOR_PRESS,
WAITING_FOR_RELEASE,
WAITING_FOR_DEBOUNCE
} state_t;
typedef struct { typedef struct {
uint8_t column_count; uint8_t column_count;
uint8_t row_count; uint8_t row_count;
uint8_t *columns; uint8_t *columns;
uint8_t *rows; uint8_t *rows;
bool waiting_for_release; state_t state;
bool open; bool open;
int character_ref; int character_ref;
int callback[CALLBACK_COUNT]; int callback[CALLBACK_COUNT];
@ -121,8 +127,7 @@ static void initialize_pins(DATA *d) {
set_columns(d, 0); set_columns(d, 0);
for (int i = 0; i < d->row_count; i++) { for (int i = 0; i < d->row_count; i++) {
set_gpio_mode_input(d->rows[i], d->waiting_for_release ? GPIO_INTR_POSEDGE set_gpio_mode_input(d->rows[i], GPIO_INTR_NEGEDGE);
: GPIO_INTR_NEGEDGE);
} }
} }
@ -170,7 +175,7 @@ static int matrix_get_character(DATA *d, bool trace)
for (int j = 0; j < d->row_count && character < 0; j++) { for (int j = 0; j < d->row_count && character < 0; j++) {
if (gpio_get_level(d->rows[j]) == 0) { if (gpio_get_level(d->rows[j]) == 0) {
if (trace) { if (trace) {
M_DEBUG("Found keypress at %d %d\n", i, j); //M_DEBUG("Found keypress at %d %d\n", i, j);
} }
// We found a keypress // We found a keypress
character = j * d->column_count + i; character = j * d->column_count + i;
@ -190,7 +195,7 @@ static void matrix_queue_character(DATA *d, int character)
// If character is >= 0 then we have found the character -- so send it. // If character is >= 0 then we have found the character -- so send it.
// M_DEBUG("Skipping queuing\n"); // M_DEBUG("Skipping queuing\n");
if (d->waiting_for_release == (character < 0)) { if ((d->state == WAITING_FOR_PRESS && character >= 0) || (d->state == WAITING_FOR_RELEASE && character < 0)) {
if (character >= 0) { if (character >= 0) {
character++; character++;
d->last_character = character; d->last_character = character;
@ -217,7 +222,7 @@ static void matrix_interrupt(void *arg) {
matrix_queue_character(d, character); matrix_queue_character(d, character);
d->waiting_for_release = character >= 0; d->state = character >= 0 ? WAITING_FOR_RELEASE : WAITING_FOR_PRESS;
esp_timer_start_once(d->timer_handle, 5000); esp_timer_start_once(d->timer_handle, 5000);
} }
@ -451,25 +456,35 @@ static void lmatrix_timer_done(void *param)
int character = matrix_get_character(d, true); int character = matrix_get_character(d, true);
M_DEBUG("Timer fired with character %d (waiting for release %d)\n", character, d->waiting_for_release); //M_DEBUG("Timer fired with character %d (waiting for release %d)\n", character, d->state);
matrix_queue_character(d, character); matrix_queue_character(d, character);
d->waiting_for_release = (character >= 0);
M_DEBUG("Timer: Waiting for release is %d\n", d->waiting_for_release); if (d->state == WAITING_FOR_RELEASE && character < 0) {
d->state = WAITING_FOR_DEBOUNCE;
} else if (character >= 0) {
d->state = WAITING_FOR_RELEASE;
} else {
d->state = WAITING_FOR_PRESS;
}
//M_DEBUG("Timer: Waiting for release is %d\n", d->state);
if (d->state == WAITING_FOR_PRESS) {
for (int i = 0; i < d->row_count; i++) { for (int i = 0; i < d->row_count; i++) {
gpio_set_intr_type(d->rows[i], d->waiting_for_release ? GPIO_INTR_POSEDGE gpio_set_intr_type(d->rows[i], GPIO_INTR_NEGEDGE);
: GPIO_INTR_NEGEDGE);
} }
set_columns(d, 0); set_columns(d, 0);
} else {
esp_timer_start_once(d->timer_handle, 40000);
}
} }
static void lmatrix_task(task_param_t param, task_prio_t prio) static void lmatrix_task(task_param_t param, task_prio_t prio)
{ {
(void) prio; (void) prio;
M_DEBUG("Task invoked\n"); //M_DEBUG("Task invoked\n");
bool need_to_post = false; bool need_to_post = false;
lua_State *L = lua_getstate(); lua_State *L = lua_getstate();
@ -486,7 +501,7 @@ static void lmatrix_task(task_param_t param, task_prio_t prio)
task_post_medium(tasknumber, param); task_post_medium(tasknumber, param);
} }
M_DEBUG("Task done\n"); //M_DEBUG("Task done\n");
} }