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Fix max 32-bit bitRead/bitSet size issue

This commit is contained in:
Theo Arends 2022-05-20 12:10:46 +02:00
parent c4c03b7c1b
commit 51af8611bb
1 changed files with 4 additions and 8 deletions
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12
tasmota/support.ino
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@ -1327,17 +1327,13 @@ 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[2] = { 0 }; // Pins 0 to 63 !!!
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) & 0x3F; // Fix possible overflow over 63 gpios
if (!bitRead(pinmode_init, pin)) { if (!bitRead(pinmode_init[pin / 32], pin % 32)) {
bitSet(pinmode_init[pin / 32], pin % 32);
pinMode(pin, OUTPUT); pinMode(pin, OUTPUT);
bitSet(pinmode_init, pin);
} }
digitalWrite(pin, state &1); digitalWrite(pin, state &1);
} }