c_meyer/pxt-calliope
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

merged master

Browse Source
This commit is contained in:
Richard Knoll
2017-01-30 11:19:54 -08:00
committed by Peli de Halleux
parent b1fd48882c
commit a5aca0dfcf
8 changed files with 132 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files

88
libs/core/pins.cpp
View File

@ -43,6 +43,17 @@ enum class PinPullMode {
PullNone = 2
};
enum class PinEventType {
//% block="edge"
Edge = MICROBIT_PIN_EVENT_ON_EDGE,
//% block="pulse"
Pulse = MICROBIT_PIN_EVENT_ON_PULSE,
//% block="touch"
Touch = MICROBIT_PIN_EVENT_ON_TOUCH,
//% block="none"
None = MICROBIT_PIN_EVENT_NONE
};
MicroBitPin *getPin(int id) {
switch (id) {
case MICROBIT_ID_IO_P0: return &uBit.io.P0;
@ -104,7 +115,7 @@ namespace pins {
*/
//% help=pins/digital-write-pin weight=29
//% blockId=device_set_digital_pin block="digital write|pin %name|to %value"
void digitalWritePin(DigitalPin name, int value) {
void digitalWritePin(DigitalPin name, int value) {
PINOP(setDigitalValue(value));
}
@ -113,7 +124,7 @@ namespace pins {
* @param name pin to write to
*/
//% help=pins/analog-read-pin weight=25
//% blockId=device_get_analog_pin block="analog read|pin %name" blockGap="8"
//% blockId=device_get_analog_pin block="analog read|pin %name" blockGap="8"
int analogReadPin(AnalogPin name) {
PINREAD(getAnalogValue());
}
@ -125,7 +136,7 @@ namespace pins {
*/
//% help=pins/analog-write-pin weight=24
//% blockId=device_set_analog_pin block="analog write|pin %name|to %value" blockGap=8
void analogWritePin(AnalogPin name, int value) {
void analogWritePin(AnalogPin name, int value) {
PINOP(setAnalogValue(value));
}
@ -136,11 +147,11 @@ namespace pins {
* @param micros period in micro seconds. eg:20000
*/
//% help=pins/analog-set-period weight=23 blockGap=8
//% blockId=device_set_analog_period block="analog set period|pin %pin|to (µs)%micros"
void analogSetPeriod(AnalogPin name, int micros) {
//% blockId=device_set_analog_period block="analog set period|pin %pin|to (µs)%micros"
void analogSetPeriod(AnalogPin name, int micros) {
PINOP(setAnalogPeriodUs(micros));
}
/**
* Configures this pin to a digital input, and generates events where the timestamp is the duration that this pin was either ``high`` or ``low``.
*/
@ -149,11 +160,11 @@ namespace pins {
void onPulsed(DigitalPin name, PulseValue pulse, Action body) {
MicroBitPin* pin = getPin((int)name);
if (!pin) return;
pin->eventOn(MICROBIT_PIN_EVENT_ON_PULSE);
pin->eventOn(MICROBIT_PIN_EVENT_ON_PULSE);
registerWithDal((int)name, (int)pulse, body);
}
/**
* Gets the duration of the last pulse in micro-seconds. This function should be called from a ``onPulsed`` handler.
*/
@ -169,7 +180,7 @@ namespace pins {
* @param name the pin which measures the pulse
* @param value the value of the pulse (default high)
* @param maximum duration in micro-seconds
*/
*/
//% blockId="pins_pulse_in" block="pulse in (µs)|pin %name|pulsed %value"
//% weight=20
int pulseIn(DigitalPin name, PulseValue value, int maxDuration = 2000000) {
@ -177,20 +188,20 @@ namespace pins {
if (!pin) return 0;
int pulse = value == PulseValue::High ? 1 : 0;
uint64_t tick = system_timer_current_time_us();
uint64_t maxd = (uint64_t)maxDuration;
uint64_t tick = system_timer_current_time_us();
uint64_t maxd = (uint64_t)maxDuration;
while(pin->getDigitalValue() != pulse) {
if(system_timer_current_time_us() - tick > maxd)
return 0;
return 0;
}
uint64_t start = system_timer_current_time_us();
uint64_t start = system_timer_current_time_us();
while(pin->getDigitalValue() == pulse) {
if(system_timer_current_time_us() - tick > maxd)
return 0;
}
uint64_t end = system_timer_current_time_us();
return end - start;
return 0;
}
uint64_t end = system_timer_current_time_us();
return end - start;
}
/**
@ -201,7 +212,7 @@ namespace pins {
//% help=pins/servo-write-pin weight=20
//% blockId=device_set_servo_pin block="servo write|pin %name|to %value" blockGap=8
//% parts=microservo trackArgs=0
void servoWritePin(AnalogPin name, int value) {
void servoWritePin(AnalogPin name, int value) {
PINOP(setServoValue(value));
}
@ -212,7 +223,7 @@ namespace pins {
*/
//% help=pins/servo-set-pulse weight=19
//% blockId=device_set_servo_pulse block="servo set pulse|pin %value|to (µs) %micros"
void servoSetPulse(AnalogPin name, int micros) {
void servoSetPulse(AnalogPin name, int micros) {
PINOP(setServoPulseUs(micros));
}
@ -223,8 +234,9 @@ namespace pins {
* Sets the pin used when using `pins->analog pitch`.
* @param name TODO
*/
//% help=pins/analog-set-pitch weight=12
void analogSetPitchPin(AnalogPin name) {
//% blockId=device_analog_set_pitch_pin block="analog set pitch pin %name"
//% help=pins/analog-set-pitch weight=3 advanced=true
void analogSetPitchPin(AnalogPin name) {
pitchPin = getPin((int)name);
}
@ -233,16 +245,18 @@ namespace pins {
* @param frequency TODO
* @param ms TODO
*/
//% help=pins/analog-pitch weight=14 async
void analogPitch(int frequency, int ms) {
if (pitchPin == NULL) return;
//% blockId=device_analog_pitch block="analog pitch %frequency|for (ms) %ms"
//% help=pins/analog-pitch weight=4 async advanced=true blockGap=8
void analogPitch(int frequency, int ms) {
if (pitchPin == NULL)
analogSetPitchPin(AnalogPin::P1);
if (frequency <= 0) {
pitchPin->setAnalogValue(0);
} else {
pitchPin->setAnalogValue(512);
pitchPin->setAnalogPeriodUs(1000000/frequency);
}
if (ms > 0) {
fiber_sleep(ms);
pitchPin->setAnalogValue(0);
@ -251,7 +265,7 @@ namespace pins {
}
}
/**
* Configures the pull of this pin.
* @param name pin to set the pull mode on
@ -260,13 +274,25 @@ namespace pins {
//% help=pins/set-pull weight=3
//% blockId=device_set_pull block="set pull|pin %pin|to %pull"
void setPull(DigitalPin name, PinPullMode pull) {
PinMode m = pull == PinPullMode::PullDown
PinMode m = pull == PinPullMode::PullDown
? PinMode::PullDown
: pull == PinPullMode::PullUp ? PinMode::PullUp
: pull == PinPullMode::PullUp ? PinMode::PullUp
: PinMode::PullNone;
PINOP(setPull(m));
}
/**
* Configures the events emitted by this pin. Events can be subscribed to
* using ``control.onEvent()``.
* @param name pin to set the event mode on, eg: DigitalPin.P0
* @param type the type of events for this pin to emit, eg: PinEventType.Edge
*/
//% help=pins/set-events weight=4 advanced=true
//% blockId=device_set_pin_events block="set pin %pin|to emit %type|events"
void setEvents(DigitalPin name, PinEventType type) {
getPin((int)name)->eventOn((int)type);
}
/**
* Create a new zero-initialized buffer.
* @param size number of bytes in the buffer
@ -287,7 +313,7 @@ namespace pins {
uBit.i2c.read(address << 1, (char*)buf->payload, size, repeat);
return buf;
}
/**
* Write bytes to a 7-bit I2C `address`.
*/
@ -314,5 +340,5 @@ namespace pins {
auto p = allocSPI();
return p->write(value);
}
}