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AP_HAL: make new GPIO functions optional

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not available on all boards
This commit is contained in:
Andrew Tridgell 2015-08-19 19:18:54 +10:00
parent e0db1ad93e
commit 582318448f
1 changed files with 6 additions and 3 deletions
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9
libraries/AP_HAL/GPIO.h
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@ -27,12 +27,15 @@ public:
GPIO() {} GPIO() {}
virtual void init() = 0; virtual void init() = 0;
virtual void pinMode(uint8_t pin, uint8_t output) = 0; virtual void pinMode(uint8_t pin, uint8_t output) = 0;
virtual void pinMode(uint8_t pin, uint8_t output, uint8_t alt) = 0;
// optional interface on some boards
virtual void pinMode(uint8_t pin, uint8_t output, uint8_t alt) {};
virtual uint8_t read(uint8_t pin) = 0; virtual uint8_t read(uint8_t pin) = 0;
virtual void write(uint8_t pin, uint8_t value) = 0; virtual void write(uint8_t pin, uint8_t value) = 0;
virtual void toggle(uint8_t pin) = 0; virtual void toggle(uint8_t pin) = 0;
virtual void setPWMPeriod(uint8_t pin, uint32_t time_us) = 0; virtual void setPWMPeriod(uint8_t pin, uint32_t time_us) {};
virtual void setPWMDuty(uint8_t pin, uint8_t percent) = 0; virtual void setPWMDuty(uint8_t pin, uint8_t percent) {};
virtual int8_t analogPinToDigitalPin(uint8_t pin) = 0; virtual int8_t analogPinToDigitalPin(uint8_t pin) = 0;
/* Alternative interface: */ /* Alternative interface: */