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Add pinmode once for digitalwrite

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Theo Arends 2022-05-20 11:38:11 +02:00
parent 84314cf921
commit c4c03b7c1b
1 changed files with 10 additions and 1 deletions
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11
tasmota/support.ino
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@ -1327,9 +1327,18 @@ void SetPin(uint32_t lpin, uint32_t gpio) {
} }
void DigitalWrite(uint32_t gpio_pin, uint32_t index, uint32_t state) { void DigitalWrite(uint32_t gpio_pin, uint32_t index, uint32_t state) {
#ifdef ESP8266
static uint32_t pinmode_init = 0; // Pins 0 to 31 !!! - saves 40 bytes code space compared to uint64_t
#else
static uint64_t pinmode_init = 0; // Pins 0 to 63 !!!
#endif
if (PinUsed(gpio_pin, index)) { if (PinUsed(gpio_pin, index)) {
uint32_t pin = Pin(gpio_pin, index); uint32_t pin = Pin(gpio_pin, index);
pinMode(pin, OUTPUT); if (!bitRead(pinmode_init, pin)) {
pinMode(pin, OUTPUT);
bitSet(pinmode_init, pin);
}
digitalWrite(pin, state &1); digitalWrite(pin, state &1);
} }
} }