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Add wakeup pullup and pulldown pin modes

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This commit is contained in:
Ivan Grokhotkov
2015-05-29 21:26:23 +03:00
parent 69e9f2ed43
commit a19402414f
2 changed files with 12 additions and 0 deletions
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2
hardware/esp8266com/esp8266/cores/esp8266/Arduino.h
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@ -51,6 +51,8 @@ void yield(void);
#define INPUT_PULLDOWN 0x04
#define OUTPUT 0x01
#define OUTPUT_OPEN_DRAIN 0x03
#define WAKEUP_PULLUP 0x05
#define WAKEUP_PULLDOWN 0x07
#define SPECIAL 0xF8 //defaults to the usable BUSes uart0rx/tx uart1tx and hspi
#define FUNCTION_0 0x08
#define FUNCTION_1 0x18

10
hardware/esp8266com/esp8266/cores/esp8266/core_esp8266_wiring_digital.c
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@ -53,6 +53,16 @@ extern void __pinMode(uint8_t pin, uint8_t mode) {
} else if(mode == INPUT_PULLDOWN) {
GPF(pin) |= (1 << GPFPD); // Enable Pulldown
}
} else if(mode == WAKEUP_PULLUP || mode == WAKEUP_PULLDOWN){
GPF(pin) = GPFFS(GPFFS_GPIO(pin));//Set mode to GPIO
GPEC = (1 << pin); //Disable
if(mode == WAKEUP_PULLUP) {
GPF(pin) |= (1 << GPFPU); // Enable Pullup
GPC(pin) = (1 << GPCD) | (4 << GPCI) | (1 << GPCWE); //SOURCE(GPIO) | DRIVER(OPEN_DRAIN) | INT_TYPE(LOW) | WAKEUP_ENABLE(ENABLED)
} else {
GPF(pin) |= (1 << GPFPD); // Enable Pulldown
GPC(pin) = (1 << GPCD) | (5 << GPCI) | (1 << GPCWE); //SOURCE(GPIO) | DRIVER(OPEN_DRAIN) | INT_TYPE(HIGH) | WAKEUP_ENABLE(ENABLED)
}
}
} else if(pin == 16){
GPF16 = GP16FFS(GPFFS_GPIO(pin));//Set mode to GPIO