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Add: make digitalRead() for RGB_BUILTIN work #9419

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merged 2 commits into from
Mar 26, 2024
Merged

Add: make digitalRead() for RGB_BUILTIN work #9419

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bbfd8fc
make digitalRead() for RGB_BUILTIN work
holgerlembke Mar 25, 2024
a9d460c
Add: make digitalRead() for RGB_BUILTIN work
holgerlembke Mar 25, 2024
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11 changes: 11 additions & 0 deletions cores/esp32/esp32-hal-gpio.c
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Original file line number Diff line number Diff line change
Expand Up @@ -151,11 +151,16 @@ extern void ARDUINO_ISR_ATTR __pinMode(uint8_t pin, uint8_t mode)
}
}

#ifdef RGB_BUILTIN
uint8_t RGB_BUILTIN_storage = 0;
#endif

extern void ARDUINO_ISR_ATTR __digitalWrite(uint8_t pin, uint8_t val)
{
#ifdef RGB_BUILTIN
if(pin == RGB_BUILTIN){
//use RMT to set all channels on/off
RGB_BUILTIN_storage=val;
const uint8_t comm_val = val != 0 ? RGB_BRIGHTNESS : 0;
neopixelWrite(RGB_BUILTIN, comm_val, comm_val, comm_val);
return;
Expand All @@ -170,6 +175,12 @@ extern void ARDUINO_ISR_ATTR __digitalWrite(uint8_t pin, uint8_t val)

extern int ARDUINO_ISR_ATTR __digitalRead(uint8_t pin)
{
#ifdef RGB_BUILTIN
if(pin == RGB_BUILTIN){
return RGB_BUILTIN_storage;
}
#endif

if(perimanGetPinBus(pin, ESP32_BUS_TYPE_GPIO) != NULL){
return gpio_get_level((gpio_num_t)pin);
}
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