diff options
Diffstat (limited to 'src/arch/esp8266/driver/gpio.cc')
| -rw-r--r-- | src/arch/esp8266/driver/gpio.cc | 38 |
1 files changed, 35 insertions, 3 deletions
diff --git a/src/arch/esp8266/driver/gpio.cc b/src/arch/esp8266/driver/gpio.cc index 6e995fc..d06130d 100644 --- a/src/arch/esp8266/driver/gpio.cc +++ b/src/arch/esp8266/driver/gpio.cc @@ -12,29 +12,61 @@ void ICACHE_FLASH_ATTR GPIO::setup() // Enable GPIO2 (ESP8266 on-board LED) as output PIN_FUNC_SELECT(PERIPHS_IO_MUX_GPIO2_U, FUNC_GPIO2); +#ifdef LED_ON_GPIO16 // Enable GPIO16 (RTC out / NodeMCU on-board LED) as output - //WRITE_PERI_REG(PAD_XPD_DCDC_CONF, (READ_PERI_REG(PAD_XPD_DCDC_CONF) & 0xffffffbc) | (uint32)0x1); - //WRITE_PERI_REG(RTC_GPIO_CONF, (READ_PERI_REG(RTC_GPIO_CONF) & (uint32)0xfffffffe) | (uint32)0x0); - //WRITE_PERI_REG(RTC_GPIO_ENABLE, (READ_PERI_REG(RTC_GPIO_ENABLE) & (uint32)0xfffffffe) | (uint32)0x1); + WRITE_PERI_REG(PAD_XPD_DCDC_CONF, (READ_PERI_REG(PAD_XPD_DCDC_CONF) & 0xffffffbc) | (uint32)0x1); + WRITE_PERI_REG(RTC_GPIO_CONF, (READ_PERI_REG(RTC_GPIO_CONF) & (uint32)0xfffffffe) | (uint32)0x0); + WRITE_PERI_REG(RTC_GPIO_ENABLE, (READ_PERI_REG(RTC_GPIO_ENABLE) & (uint32)0xfffffffe) | (uint32)0x1); + // Turn the GPIO on to make sure the LED is off by default + WRITE_PERI_REG(RTC_GPIO_OUT, (READ_PERI_REG(RTC_GPIO_OUT) & (uint32)0xfffffffe) | (uint32)(1)); +#endif } void ICACHE_FLASH_ATTR GPIO::led_on(unsigned char id) { +#ifdef LED_ON_GPIO16 + if (id == 0) { + gpio_output_set(0, BIT2, BIT2, 0); + } else { + WRITE_PERI_REG(RTC_GPIO_OUT, (READ_PERI_REG(RTC_GPIO_OUT) & (uint32)0xfffffffe) | (uint32)(0)); + } +#else gpio_output_set(0, BIT2, BIT2, 0); +#endif } void ICACHE_FLASH_ATTR GPIO::led_off(unsigned char id) { +#ifdef LED_ON_GPIO16 + if (id == 0) { + gpio_output_set(BIT2, 0, BIT2, 0); + } else { + WRITE_PERI_REG(RTC_GPIO_OUT, (READ_PERI_REG(RTC_GPIO_OUT) & (uint32)0xfffffffe) | (uint32)(0)); + } +#else gpio_output_set(BIT2, 0, BIT2, 0); +#endif } void ICACHE_FLASH_ATTR GPIO::led_toggle(unsigned char id) { +#ifdef LED_ON_GPIO16 + if (id == 0) { + if (gpio_input_get() & BIT2) { + led_on(0); + } else { + led_off(0); + } + } else { + WRITE_PERI_REG(RTC_GPIO_OUT, (READ_PERI_REG(RTC_GPIO_OUT) ^ BIT0)); + } +#else if (gpio_input_get() & BIT2) { led_on(0); } else { led_off(0); } +#endif } GPIO gpio; |