Initial board SVG and basic simulator

libs/core/_locales/core-jsdoc-strings.json

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+{
+  "control": "Program controls and events.",
+  "control.allocateNotifyEvent": "Allocates the next user notification event",
+  "control.deviceFirmwareVersion": "Determine the version of system software currently running.",
+  "control.dmesg": "Write data to DMESG debugging buffer.",
+  "control.mmap": "Create new file mapping in memory",
+  "control.raiseEvent": "Announce that an event happened to registered handlers.",
+  "control.raiseEvent|param|src": "ID of the Component that generated the event",
+  "control.raiseEvent|param|value": "Component specific code indicating the cause of the event.",
+  "input.Button": "Generic button class, for device buttons and sensors.",
+  "input.buttonDown": "Down button.",
+  "input.buttonEnter": "Enter button.",
+  "input.buttonLeft": "Left button.",
+  "input.buttonRight": "Right button.",
+  "input.buttonUp": "Up button.",
+  "input.remoteBottomLeft": "Remote bottom-left button.",
+  "input.remoteBottomRight": "Remote bottom-right button.",
+  "input.remoteCenter": "Remote beacon (center) button.",
+  "input.remoteTopLeft": "Remote top-left button.",
+  "input.remoteTopRight": "Remote top-right button.",
+  "output.createBuffer": "Create a new zero-initialized buffer.",
+  "output.createBuffer|param|size": "number of bytes in the buffer",
+  "output.setLights": "Set lights.",
+  "screen.clear": "Clear screen and reset font to normal.",
+  "screen.drawText": "Draw text.",
+  "screen.scroll": "Scroll screen vertically.",
+  "screen.setFont": "Set font for drawText()",
+  "serial": "Reading and writing data over a serial connection.",
+  "serial.writeDmesg": "Send DMESG debug buffer over serial."
+}

libs/core/_locales/core-strings.json

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+{
+  "ButtonEvent.Click|block": "click",
+  "ButtonEvent.Down|block": "down",
+  "ButtonEvent.LongClick|block": "long click",
+  "ButtonEvent.Up|block": "up",
+  "control.raiseEvent|block": "raise event|from %src|with value value",
+  "control|block": "control",
+  "input.buttonDown|block": "button down",
+  "input.buttonEnter|block": "button enter",
+  "input.buttonLeft|block": "button left",
+  "input.buttonRight|block": "button right",
+  "input.buttonUp|block": "button up",
+  "input.remoteBottomLeft|block": "remote bottom-left",
+  "input.remoteBottomRight|block": "remote bottom-right",
+  "input.remoteCenter|block": "remote center",
+  "input.remoteTopLeft|block": "remote top-left",
+  "input.remoteTopRight|block": "remote top-right",
+  "input|block": "input",
+  "output.setLights|block": "set lights %pattern",
+  "output|block": "output",
+  "screen|block": "screen",
+  "serial|block": "serial",
+  "{id:category}Control": "Control",
+  "{id:category}Input": "Input",
+  "{id:category}Output": "Output",
+  "{id:category}Screen": "Screen",
+  "{id:category}Serial": "Serial"
+}

libs/core/sim/analogSensor.ts

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+namespace pxsim {
+    enum ThresholdState {
+        High,
+        Low,
+        Normal
+    }
+
+    export class AnalogSensorState {
+        public sensorUsed: boolean = false;
+
+        private level: number;
+        private state = ThresholdState.Normal;
+
+        constructor(public id: number, private min = 0, private max = 255, private lowThreshold = 64, private highThreshold = 192) {
+            this.level = Math.ceil((max - min) / 2);
+        }
+
+        public setUsed() {
+            if (!this.sensorUsed) {
+                this.sensorUsed = true;
+                runtime.queueDisplayUpdate();
+            }
+        }
+
+        public setLevel(level: number) {
+            this.level = this.clampValue(level);
+
+            if (this.level >= this.highThreshold) {
+                this.setState(ThresholdState.High);
+            }
+            else if (this.level <= this.lowThreshold) {
+                this.setState(ThresholdState.Low);
+            }
+            else {
+                this.setState(ThresholdState.Normal);
+            }
+        }
+
+        public getLevel(): number {
+            return this.level;
+        }
+
+        public setLowThreshold(value: number) {
+            this.lowThreshold = this.clampValue(value);
+            this.highThreshold = Math.max(this.lowThreshold + 1, this.highThreshold);
+        }
+
+        public setHighThreshold(value: number) {
+            this.highThreshold = this.clampValue(value);
+            this.lowThreshold = Math.min(this.highThreshold - 1, this.lowThreshold);
+        }
+
+        private clampValue(value: number) {
+            if (value < this.min) {
+                return this.min;
+            }
+            else if (value > this.max) {
+                return this.max;
+            }
+            return value;
+        }
+
+        private setState(state: ThresholdState) {
+            if (this.state === state) {
+                return;
+            }
+
+            this.state = state;
+            switch (state) {
+                case ThresholdState.High:
+                    board().bus.queue(this.id, DAL.ANALOG_THRESHOLD_HIGH);
+                    break;
+                case ThresholdState.Low:
+                    board().bus.queue(this.id, DAL.ANALOG_THRESHOLD_LOW);
+                    break;
+                case ThresholdState.Normal:
+                    break;
+            }
+        }
+    }
+}

libs/core/sim/pins.ts

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+
+namespace pxsim.pins {
+    export class CommonPin extends Pin {
+        used: boolean;
+    }
+
+    export class DigitalPin extends CommonPin {
+    }
+
+    export class AnalogPin extends CommonPin {
+
+    }
+
+    export function markUsed(name: CommonPin) {
+        if (!name.used) {
+            name.used = true;
+            runtime.queueDisplayUpdate();
+        }
+    }
+}
+
+namespace pxsim.DigitalPinMethods {
+    export function digitalRead(name: pins.DigitalPin): number {
+        return name.digitalReadPin();
+    }
+
+    /**
+    * Set a pin or connector value to either 0 or 1.
+    * @param value value to set on the pin, 1 eg,0
+    */
+    export function digitalWrite(name: pins.DigitalPin, value: number): void {
+        name.digitalWritePin(value);
+    }
+
+    /**
+    * Configures this pin to a digital input, and generates events where the timestamp is the duration
+    * that this pin was either ``high`` or ``low``.
+    */
+    export function onPulsed(name: pins.DigitalPin, pulse: number, body: RefAction): void {
+        // TODO
+    }
+
+    /**
+    * Returns the duration of a pulse in microseconds
+    * @param value the value of the pulse (default high)
+    * @param maximum duration in micro-seconds
+    */
+    export function pulseIn(name: pins.DigitalPin, pulse: number, maxDuration = 2000000): number {
+        // TODO
+        return 500;
+    }
+
+    /**
+    * Configures the pull of this pin.
+    * @param pull one of the mbed pull configurations: PullUp, PullDown, PullNone
+    */
+    export function setPull(name: pins.DigitalPin, pull: number): void {
+        name.setPull(pull);
+    }
+
+    /**
+    * Do something when a pin is pressed.
+    * @param body the code to run when the pin is pressed
+    */
+    export function onPressed(name: pins.DigitalPin, body: RefAction): void {
+    }
+
+    /**
+     * Do something when a pin is released.
+     * @param body the code to run when the pin is released
+     */
+    export function onReleased(name: pins.DigitalPin, body: RefAction): void {
+    }
+
+    /**
+     * Get the pin state (pressed or not). Requires to hold the ground to close the circuit.
+     * @param name pin used to detect the touch
+     */
+    export function isPressed(name: pins.DigitalPin): boolean {
+        return name.isTouched();
+    }
+}
+
+namespace pxsim.AnalogPinMethods {
+    /**
+     * Read the connector value as analog, that is, as a value comprised between 0 and 1023.
+     */
+    export function analogRead(name: pins.AnalogPin): number {
+        pins.markUsed(name);
+        return name.analogReadPin();
+    }
+
+    /**
+     * Set the connector value as analog. Value must be comprised between 0 and 1023.
+     * @param value value to write to the pin between ``0`` and ``1023``. eg:1023,0
+     */
+    export function analogWrite(name: pins.AnalogPin, value: number): void {
+        pins.markUsed(name);
+        name.analogWritePin(value);
+
+    }
+
+    /**
+     * Configures the Pulse-width modulation (PWM) of the analog output to the given value in
+     * **microseconds** or `1/1000` milliseconds.
+     * If this pin is not configured as an analog output (using `analog write pin`), the operation has
+     * no effect.
+     * @param micros period in micro seconds. eg:20000
+     */
+    export function analogSetPeriod(name: pins.AnalogPin, micros: number): void {
+        pins.markUsed(name);
+        name.analogSetPeriod(micros);
+    }
+
+    /**
+     * Writes a value to the servo, controlling the shaft accordingly. On a standard servo, this will
+     * set the angle of the shaft (in degrees), moving the shaft to that orientation. On a continuous
+     * rotation servo, this will set the speed of the servo (with ``0`` being full-speed in one
+     * direction, ``180`` being full speed in the other, and a value near ``90`` being no movement).
+     * @param value angle or rotation speed, eg:180,90,0
+     */
+    export function servoWrite(name: pins.AnalogPin, value: number): void {
+        pins.markUsed(name);
+        name.servoWritePin(value);
+    }
+
+    /**
+     * Configures this IO pin as an analog/pwm output, configures the period to be 20 ms, and sets the
+     * pulse width, based on the value it is given **microseconds** or `1/1000` milliseconds.
+     * @param micros pulse duration in micro seconds, eg:1500
+     */
+    export function servoSetPulse(name: pins.AnalogPin, micros: number): void {
+        pins.markUsed(name);
+        // TODO fix pxt
+        // name.servoSetPulse(micros);
+    }
+}
+
+namespace pxsim.PwmPinMethods {
+    export function analogSetPeriod(name: pins.AnalogPin, micros: number): void {
+        name.analogSetPeriod(micros);
+    }
+
+    export function servoWrite(name: pins.AnalogPin, value: number): void {
+        name.servoWritePin(value);
+    }
+
+    export function servoSetPulse(name: pins.AnalogPin, micros: number): void {
+        name.servoSetPulse(name.id, micros);
+    }
+}
+
+namespace pxsim.pins {
+    export function pulseDuration(): number {
+        // bus last event timestamp
+        return 500;
+    }
+
+    export function createBuffer(sz: number) {
+        return pxsim.BufferMethods.createBuffer(sz)
+    }
+
+    export function spiWrite(value: number): number {
+        // TODO
+        return 0;
+    }
+
+    export function i2cReadBuffer(address: number, size: number, repeat?: boolean): RefBuffer {
+        // fake reading zeros
+        return createBuffer(size)
+    }
+
+    export function i2cWriteBuffer(address: number, buf: RefBuffer, repeat?: boolean): void {
+        // fake - noop
+    }
+}
+