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Fixed some gpioMode issues 

Added support for pins 32 to 39.
Fixed some issues with pin stability.
This commit is contained in:
Ricard Bitria Ribes 2019-12-28 20:47:36 +01:00
parent c6faa24494
commit 0267bd37ec
1 changed files with 17 additions and 2 deletions
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19
TFT_eSPI.cpp
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@ -834,8 +834,23 @@ void busDir(uint32_t mask, uint8_t mode)
// Set ESP32 GPIO pin to input or output
void gpioMode(uint8_t gpio, uint8_t mode)
{
if(mode == INPUT) GPIO.enable_w1tc = ((uint32_t)1 << gpio);
else GPIO.enable_w1ts = ((uint32_t)1 << gpio);
// vvvvvv Omitting this code may cause malfunction
uint32_t rtc_reg = rtc_gpio_desc[gpio].reg;
if(rtc_reg) {
ESP_REG(rtc_reg) = ESP_REG(rtc_reg) & ~(rtc_gpio_desc[gpio].pullup | rtc_gpio_desc[gpio].pulldown);
}
// ^^^^^^
if(gpio < 32)
{
if(mode == INPUT) GPIO.enable_w1tc = ((uint32_t)1 << gpio);
else GPIO.enable_w1ts = ((uint32_t)1 << gpio);
}
else
{
if(mode == INPUT) GPIO.enable1_w1tc.data = ((uint32_t)1 << (gpio-32));
else GPIO.enable1_w1ts.data = ((uint32_t)1 << (gpio-32));
}
ESP_REG(DR_REG_IO_MUX_BASE + esp32_gpioMux[gpio].reg) = ((uint32_t)2 << FUN_DRV_S) | (FUN_IE) | ((uint32_t)2 << MCU_SEL_S);
GPIO.pin[gpio].val = 0;
}