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Riadok 1: Riadok 1:
Robot ring:bot Car od firmy Elecfreaks.


<div style='text-align: center;'>
[[Súbor:ElecfreaksRingBitCar.png|500px]]<BR>
''Elecfreaks ring:bit Car v2''
</div>
* Product page https://www.elecfreaks.com/ring-bit-car-v2-for-micro-bit.html
* Príslušenstvo
** [https://www.elecfreaks.com/tracking-module-for-ring-bit-car-v2.html Tracking module] ([https://elecfreaks.com/learn-en/microbitKit/ring_bit_v2/ring_bit_car_v2_line_flow_module.html manual])
** [https://www.elecfreaks.com/rainbow-led-strip-for-ring-bit-car-v2.html Rainbow LED] ([https://elecfreaks.com/learn-en/microbitKit/ring_bit_v2/ring_bit_car_v2_Rainbow_LED_module.html manual])
** [https://www.elecfreaks.com/sonar-bit-for-micro-bit-ultrasonic-sensor-distance-measuring-3v-5v.html Sonar module] ([https://elecfreaks.com/learn-en/microbitKit/ring_bit_v2/ring_bit_car_v2_sonarbit_module.html manual])
** [https://www.elecfreaks.com/ring-bit-car-accessories-sonar-bit-tracking-module-and-led-light-bar.html Tracking, Rainbow a Sonar modules]
* Manual https://www.elecfreaks.com/learn-en/microbitKit/ring_bit_v2/index.html
* RLX (ceny k 20.1.2022)
** [https://rlx.sk/sk/microbit/8578-elecfreaks-ringbit-car-v20-for-microbit-obsahuje-microbit-v2-ef08201v2.html ring:bit v2 + micro:bit v2] 47,88 € s DPH
** [https://rlx.sk/sk/microbit/7166-elecfreaks-ringbit-car-v2-for-microbit-without-microbit-ef08201.html ring:bit v2 bez micro:bitu] 23,00 € s DPH
** [https://rlx.sk/sk/microbit/7953-ringbit-car-accessories-sonarbittracking-module-and-led-light-bar-ef03435.html príslušenstvo: ultrazvukový senzor, sledovanie čiary a LED pásik] 17,40 € s DPH
** [https://rlx.sk/sk/microbit/7965-tracking-module-for-ringbit-car-v2-ef03424.html príslušenstvo: len sledovanie čiary] 7,08 € s DPH
** [https://rlx.sk/sk/microbit/7379-ringbit-v2-for-microbit-ef03423.html náhradný diel: riadiaca doska] 6,73 € s DPH
* Návod v slovenčine https://www.nextech.sk/a/Konstrukcia-a-programovanie-robotov-3--E2-80-93-podvozok-Ring-bit-pre-Micro-bit
'''Technické parametre'''
* Napájanie 3,5 - 5,0 V DC ( 3x AAA 1,5 V batéria)
* Vstupy a senzory
** 2x infračervený detektor (na čiary) s roztečou 1,5 cm
** 1x ultrazvukový senzor SR04, SR04P (5V interface? odmeraj)
** P0, P1, P2
* Výstupy a aktory
** 2x modifikovaný [https://www.elecfreaks.com/ef90d-micro-servo-360-degrees-digital-servo-for-micro-bit.html servomotor EF90D]
** 2x RGB LED Neopixel zo spodnej strany (s príslušenstvom Light Bar + ďalších 8
* Rozmery:  88 x 80 x 80 mm (bez príslušenstva)
* Hmotnosť: 120 g (bez/s batériami)
'''Priradenie vstupov a výstupov'''
  P0 rozširujúce moduly (nedajú sa používať súčasne viaceré)
  P1 ľavý motor
  P2 pravý motor
 
== Základné programy ==
=== Blinker ===
Pre prácu so svetielkami na hornej hrane robota je potrebné nahrať knižnicu '''<code>Neopixel</code>'''
Jednoduchý program pre blinker, funguje na tlačítka - stlačením ľavého tlačidla 🅰 sa zapne ľavá smerovka, pravým tlačidlom 🅱 sa zapne pravá. Stlačením oboch 🅰+🅱 sa blinker vypne.
<gallery heights=600px mode="packed">  <!-- slideshow? -->
Image:microbit-KitronikMoveBlinker.png|''Smerovky''
</gallery>
<tabs>
<tab name="Javascript"><source lang="javascript">
input.onButtonPressed(Button.A, function () {
    turn_left_indicator_on = true
    turn_right_indicator_on = false
    indicator.clear()
    indicator.show()
})
input.onButtonPressed(Button.AB, function () {
    turn_left_indicator_on = false
    turn_right_indicator_on = false
    indicator.clear()
    indicator.show()
})
input.onButtonPressed(Button.B, function () {
    turn_left_indicator_on = false
    turn_right_indicator_on = true
    indicator.clear()
    indicator.show()
})
let turn_right_indicator_on = false
let turn_left_indicator_on = false
let indicator: neopixel.Strip = null
indicator = neopixel.create(DigitalPin.P0, 5, NeoPixelMode.RGB)
indicator.setBrightness(80)
basic.forever(function () {
    if (turn_left_indicator_on == true) {
        indicator.setPixelColor(0, neopixel.colors(NeoPixelColors.Orange))
        indicator.show()
        basic.pause(75)
        indicator.setPixelColor(0, neopixel.colors(NeoPixelColors.Black))
        indicator.show()
        basic.pause(75)
    } else if (turn_right_indicator_on == true) {
        indicator.setPixelColor(4, neopixel.colors(NeoPixelColors.Orange))
        indicator.show()
        basic.pause(75)
        indicator.setPixelColor(4, neopixel.colors(NeoPixelColors.Black))
        indicator.show()
        basic.pause(75)
    }
})
</source></tab>
<tab name="MS Python"><source lang="python" style="background: LightBlue;">
def on_button_pressed_a():
    global turn_left_indicator_on, turn_right_indicator_on
    turn_left_indicator_on = True
    turn_right_indicator_on = False
    indicator.clear()
    indicator.show()
input.on_button_pressed(Button.A, on_button_pressed_a)
def on_button_pressed_ab():
    global turn_left_indicator_on, turn_right_indicator_on
    turn_left_indicator_on = False
    turn_right_indicator_on = False
    indicator.clear()
    indicator.show()
input.on_button_pressed(Button.AB, on_button_pressed_ab)
def on_button_pressed_b():
    global turn_left_indicator_on, turn_right_indicator_on
    turn_left_indicator_on = False
    turn_right_indicator_on = True
    indicator.clear()
    indicator.show()
input.on_button_pressed(Button.B, on_button_pressed_b)
turn_right_indicator_on = False
turn_left_indicator_on = False
indicator: neopixel.Strip = None
indicator = neopixel.create(DigitalPin.P0, 5, NeoPixelMode.RGB)
indicator.set_brightness(80)
def on_forever():
    if turn_left_indicator_on == True:
        indicator.set_pixel_color(0, neopixel.colors(NeoPixelColors.ORANGE))
        indicator.show()
        basic.pause(75)
        indicator.set_pixel_color(0, neopixel.colors(NeoPixelColors.BLACK))
        indicator.show()
        basic.pause(75)
    elif turn_right_indicator_on == True:
        indicator.set_pixel_color(4, neopixel.colors(NeoPixelColors.ORANGE))
        indicator.show()
        basic.pause(75)
        indicator.set_pixel_color(4, neopixel.colors(NeoPixelColors.BLACK))
        indicator.show()
        basic.pause(75)
basic.forever(on_forever)
</source></tab>
</tabs>
=== Základné pohyby ===
Výrobca, firma Kitronik poskytuje pre robota špeciálnu knižnicu. Niekedy sa volá iba '''<code>Kitronik</code>''', ale väčšinou ju nájdete pod názvom '''<code>Servo:Lite</code>'''
Tento ukážkový program len pohýbe všetkými smermi a potom skončí.
<gallery heights=400px mode="packed">  <!-- slideshow? -->
Image:microbit-KitronikMoveMovements.png|''Základné pohyby''
</gallery>
<tabs>
<tab name="Javascript"><source lang="javascript">
kitronik_servo_lite.forward()
basic.pause(500)
kitronik_servo_lite.backward()
basic.pause(500)
kitronik_servo_lite.right()
basic.pause(500)
kitronik_servo_lite.left()
basic.pause(500)
kitronik_servo_lite.stop()
</source></tab>
<tab name="MS Python"><source lang="python" style="background: LightBlue;">
kitronik_servo_lite.forward()
basic.pause(500)
kitronik_servo_lite.backward()
basic.pause(500)
kitronik_servo_lite.right()
basic.pause(500)
kitronik_servo_lite.left()
basic.pause(500)
kitronik_servo_lite.stop()
</source></tab>
</tabs>
=== Line following robot ===
ring:bit ukazkovy program https://makecode.microbit.org/45086-58044-52516-35101
Robot musí byť doplnený špeciálnym senzorom, ktorý sa pripojí k expanznej doske, umožňujúcej využiť aj viac ako 3 vstupy P0 - P3.
Samozrejmosťou je tiež vopred nahrať knižnicu '''<code>Kitronik</code>'''
* Product page https://kitronik.co.uk/products/5659-line-following-add-on-for-move-mini-v2
* Product manual https://resources.kitronik.co.uk/pdf/5629-move-line-following-board-microbit-datasheet.pdf
<gallery heights=600px mode="packed">  <!-- slideshow? -->
Image:microbit-KitronikMoveLinefollowerRobot.jpg|''Robot sleduje čiernu čiaru na svetlom podklade.''
Image:microbit-KitronikMoveLinefollower.png|''Robot sleduje čiernu čiaru na svetlom podklade.''
</gallery>
<tabs>
<tab name="Javascript"><source lang="javascript">
let Left_Detector = 0
let Right_Detector = 0
pins.setPull(DigitalPin.P15, PinPullMode.PullUp)
pins.setPull(DigitalPin.P16, PinPullMode.PullUp)
basic.forever(function on_forever() {
   
    Right_Detector = pins.digitalReadPin(DigitalPin.P15)
    Left_Detector = pins.digitalReadPin(DigitalPin.P16)
    if (Left_Detector == 1 && Right_Detector == 1) {
        kitronik.forward()
    } else if (Left_Detector == 0 && Right_Detector == 1) {
        kitronik.left()
    } else if (Left_Detector == 1 && Right_Detector == 0) {
        kitronik.right()
    } else if (Left_Detector == 0 && Right_Detector == 0) {
        kitronik.forward()
    }
   
})
</source></tab>
<tab name="MS Python"><source lang="python" style="background: LightBlue;">
Left_Detector = 0
Right_Detector = 0
pins.set_pull(DigitalPin.P15, PinPullMode.PULL_UP)
pins.set_pull(DigitalPin.P16, PinPullMode.PULL_UP)
def on_forever():
    global Right_Detector, Left_Detector
    Right_Detector = pins.digital_read_pin(DigitalPin.P15)
    Left_Detector = pins.digital_read_pin(DigitalPin.P16)
    if Left_Detector == 1 and Right_Detector == 1:
        kitronik.forward()
    elif Left_Detector == 0 and Right_Detector == 1:
        kitronik.left()
    elif Left_Detector == 1 and Right_Detector == 0:
        kitronik.right()
    elif Left_Detector == 0 and Right_Detector == 0:
        kitronik.forward()
basic.forever(on_forever)
</source></tab>
</tabs>
=== Ultrazvukový senzor ===
Pre prácu s ultrazvukovým senzorom je potrebné nahrať knižnicu '''<code>Sonar</code>'''
Jednoduchý program, ktorý ukáže ako robot zastaví pred prekážkou
<gallery heights=500px mode="packed">  <!-- slideshow? -->
Image:microbit-KitronikMoveRobotWithSonar.jpg|''Robot s namontovaným snímačom.''
Image:microbit-KitronikMoveSonarStop.png|''Stoj, prekážka.''
</gallery>
<tabs>
<tab name="Javascript"><source lang="javascript">
let Distance = 0
pins.setPull(DigitalPin.P8, PinPullMode.PullUp)
pins.setPull(DigitalPin.P10, PinPullMode.PullUp)
basic.forever(function () {
    Distance = sonar.ping(
    DigitalPin.P8,
    DigitalPin.P10,
    PingUnit.Centimeters
    )
    if (Distance > 4) {
        kitronik_servo_lite.driveForwards(1)
    } else {
        kitronik_servo_lite.stop()
    }
})
</source></tab>
<tab name="MS Python"><source lang="python" style="background: LightBlue;">
Distance = 0
pins.set_pull(DigitalPin.P8, PinPullMode.PULL_UP)
pins.set_pull(DigitalPin.P10, PinPullMode.PULL_UP)
def on_forever():
    global Distance
    Distance = sonar.ping(DigitalPin.P8, DigitalPin.P10, PingUnit.CENTIMETERS)
    if Distance > 4:
        kitronik_servo_lite.drive_forwards(1)
    else:
        kitronik_servo_lite.stop()
basic.forever(on_forever)
</source></tab>
</tabs>
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Aktuálna revízia z 09:15, 20. január 2022