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fix/annotate wait_us lines

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This commit is contained in:
Jack Humbert 2016-07-06 00:24:31 -04:00
parent 7d28d6a7bc
commit 3577e26fd9
2 changed files with 14 additions and 12 deletions
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12
keyboards/ergodox_ez/matrix.c
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@ -39,6 +39,17 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "timer.h"
#endif
/*
* This constant define not debouncing time in msecs, but amount of matrix
* scan loops which should be made to get stable debounced results.
*
* On Ergodox matrix scan rate is relatively low, because of slow I2C.
* Now it's only 317 scans/second, or about 3.15 msec/scan.
* According to Cherry specs, debouncing time is 5 msec.
*
* And so, there is no sense to have DEBOUNCE higher than 2.
*/
#ifndef DEBOUNCE
# define DEBOUNCE 5
#endif
@ -181,6 +192,7 @@ uint8_t matrix_scan(void)
if (debouncing) {
if (--debouncing) {
wait_us(1);
// this should be wait_ms(1) but has been left as-is at EZ's request
} else {
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
matrix[i] = matrix_debouncing[i];

14
quantum/matrix.c
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@ -27,16 +27,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "matrix.h"
/* Set 0 if debouncing isn't needed */
/*
* This constant define not debouncing time in msecs, but amount of matrix
* scan loops which should be made to get stable debounced results.
*
* On Ergodox matrix scan rate is relatively low, because of slow I2C.
* Now it's only 317 scans/second, or about 3.15 msec/scan.
* According to Cherry specs, debouncing time is 5 msec.
*
* And so, there is no sense to have DEBOUNCE higher than 2.
*/
#ifndef DEBOUNCING_DELAY
# define DEBOUNCING_DELAY 5
@ -168,7 +158,7 @@ uint8_t matrix_scan(void)
if (debouncing) {
if (--debouncing) {
wait_us(1);
wait_ms(1);
} else {
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
matrix[i] = matrix_debouncing[i];
@ -192,7 +182,7 @@ uint8_t matrix_scan(void)
if (debouncing) {
if (--debouncing) {
wait_us(1);
wait_ms(1);
} else {
for (uint8_t i = 0; i < MATRIX_COLS; i++) {
matrix_reversed[i] = matrix_reversed_debouncing[i];