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Merge pull request #20 from IsQianGe/patch-1

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Added V2 version of ultrasonic sensor module
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Baozhu Zuo 2020-12-15 08:18:04 +08:00 committed by GitHub
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1 changed files with 62 additions and 1 deletions
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63
main.ts
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@ -452,7 +452,68 @@ namespace grove {
let joystick = new GroveJoystick();
let paj7620 = new PAJ7620();
// adapted to Calliope mini V2 Core by M.Klein 17.09.2020
/**
* Create a new driver of Grove - Ultrasonic Sensor to measure distances in cm
* @param pin signal pin of ultrasonic ranger module
*/
//% blockId=grove_ultrasonic_centimeters_v2 block="Ultrasonic Sensor (in cm) at for V2|%pin"
//% pin.fieldEditor="gridpicker" pin.fieldOptions.columns=4
//% pin.fieldOptions.tooltips="false" pin.fieldOptions.width="250"
//% group="Ultrasonic" pin.defl=DigitalPin.C16
export function measureInCentimetersV2(pin: DigitalPin): number
{
let duration = 0;
let RangeInCentimeters = 0;
pins.digitalWritePin(pin, 0);
control.waitMicros(2);
pins.digitalWritePin(pin, 1);
control.waitMicros(20);
pins.digitalWritePin(pin, 0);
duration = pins.pulseIn(pin, PulseValue.High, 50000); // Max duration 50 ms
RangeInCentimeters = duration * 153 / 44 / 2 / 100 ;
if(RangeInCentimeters > 0) distanceBackup = RangeInCentimeters;
else RangeInCentimeters = distanceBackup;
basic.pause(50);
return RangeInCentimeters;
}
/**
* Create a new driver Grove - Ultrasonic Sensor to measure distances in inch
* @param pin signal pin of ultrasonic ranger module
*/
//% blockId=grove_ultrasonic_inches_v2 block="Ultrasonic Sensor (in inch) at for V2|%pin"
//% pin.fieldEditor="gridpicker" pin.fieldOptions.columns=4
//% pin.fieldOptions.tooltips="false" pin.fieldOptions.width="250"
//% group="Ultrasonic" pin.defl=DigitalPin.C16
export function measureInInchesV2(pin: DigitalPin): number
{
let duration = 0;
let RangeInInches = 0;
pins.digitalWritePin(pin, 0);
control.waitMicros(2);
pins.digitalWritePin(pin, 1);
control.waitMicros(20);
pins.digitalWritePin(pin, 0);
duration = pins.pulseIn(pin, PulseValue.High, 100000); // Max duration 100 ms
RangeInInches = duration * 153 / 113 / 2 / 100;
if(RangeInInches > 0) distanceBackup = RangeInInches;
else RangeInInches = distanceBackup;
basic.pause(50);
return RangeInInches;
}
/**
* Create a new driver of Grove - Ultrasonic Sensor to measure distances in cm
* @param pin signal pin of ultrasonic ranger module
@ -804,4 +865,4 @@ namespace grove {
function sendAtCmd(cmd: string) {
serial.writeString(cmd + "\u000D\u000A")
}
}
}