BRNSystems/brnQuanFW
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Refactoring #285

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Signed-off-by: Krzysiek Egzmont <egzumer@gmail.com>
This commit is contained in:
Juan Antonio
2023-12-16 18:34:05 +01:00
committed by Krzysiek Egzmont
parent e7a21c470f
commit 2a75f8a9be
6 changed files with 213 additions and 215 deletions
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16
driver/keyboard.c
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@@ -117,19 +117,13 @@ KEY_Code_t KEYBOARD_Poll(void)
GPIOA->DATA &= keyboard[j].set_to_zero_mask;
// Read all 4 GPIO pins at once .. with de-noise, max of 8 sample loops
for (i = 0, k = 0, reg = 0; i < 3 && k < 8; i++, k++)
{
uint16_t reg2;
for (i = 0, k = 0, reg = 0; i < 3 && k < 8; i++, k++) {
SYSTICK_DelayUs(1);
reg2 = GPIOA->DATA;
if (reg != reg2)
{ // noise
reg = reg2;
i = 0;
}
uint16_t reg2 = GPIOA->DATA;
i *= reg == reg2;
reg = reg2;
}
if (i < 3)
break; // noise is too bad