dev

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v0.0.0-...-791007e Latest Latest
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 Go to latest Published: Oct 6, 2020 License: MIT Imports: 27 Imported by: 0

Documentation

Overview

Package dev ...

Connect to Pi:

  • vcc: any 3.3v pin
  • gnd: any gnd pin
  • out: any data pin

Package dev ...

Connect to Pi:

  • vcc: any v3.3 pin
  • gnd: and gnd pin
  • i/o: any data pin

Package dev ...

Connect to Pi:

  • vcc: any 3.3v or v5 pin
  • gnd: any gnd pin
  • out: any data pin

Package dev ...

DHT11 is an sensor for getting temperature and humidity. config:

  1. sudo vim /boot/config.txt
  2. add following line to the end of config.txt -------------------------- dtoverlay=dht11,gpiopin=4 --------------------------
  3. connect dht11 to raspberry pi: SIGNAL: must connect to pin 7(gpio 4) GND: any gnd pin VCC: any 3.3v pin

----------------------------------------------------------------------- 

      +-------------+
      |             |
      |    DHT11    |
      |             |
      +-+----+----+-+
        |    |    |
      S |   VCC   | -
        |    |    |
        |    |    |              +-----------+
        |    +----|--------------+ * 1   2 o |
        |         |              | * 3     o |
        |         |              | o       o |
        +---------|--------------+ * 7     o |
                  +--------------+ * 9     o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o       o |
                                 | o 39 40 o |
								 +-----------+

-----------------------------------------------------------------------

Package dev ... DS18B20 is a tempeture sensor.

Config Your Pi:

  1. $ sudo vim /boot/config.txt
  2. add following line at the end of the file ~~~~~~~~~~~~~~~~~~~~~~~~~~~ dtoverlay=w1-gpio,gpiopin=4 ~~~~~~~~~~~~~~~~~~~~~~~~~~~
  3. $ sudo reboot now
  4. check: $ cat /sys/bus/w1/devices/28-d8baf71d64ff/w1_slave should saw: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ca 01 55 00 7f ff 0c 10 bf : crc=bf YES ca 01 55 00 7f ff 0c 10 bf t=28625 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Connect to Pi:

  • vcc: any 3.3v pin
  • gnd: any gnd pin
  • dat: must connect to pin 7(gpio 4)

Package dev ...

Connect to Pi:

  • vcc: any 3.3v or v5 pin
  • gnd: any gnd pin
  • out: any data pin

Package dev ...

GPS is the driver of NEO-M6 module.

Config Your Pi:

  1. $ sudo raspi-config -> [P5 interface] -> P6 Serial: disable -> [no] -> [yes]
  2. $ sudo vim /boot/config.txt add following two lines: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ enable_uart=1 dtoverlay=pi3-miniuart-bt ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  3. $ sudo reboot now
  4. $ sudo cat /dev/ttyAMA0 should see somethings output

Connect NEO-6M GPS Sensor to Raspberry Pi:

  • VCC: any 5v pin
  • GND: any gnd pin
  • RXT: must connect to pin 8(gpio 14) (TXD)
  • TXD: must connect to pin 10(gpio 15) (RXD)

----------------------------------------------------------------------- 

                   +-----------------+
                   |       GPS       |
                   |      NEO-M6     |
                   |                 |
                   +--+---+---+---+--+
                      |   |   |   |
                     GND TXD RXD VCC
+-----------+         |   |   |   |
| o 1   2 * +---------|---|---|---+
| o       o |         |   |   |
| 8     6 * +---------+   |   |
| o     8 * |-------------|---+
| o    10 * +-------------+
| o       o |
| o       o |
| o       o |
| o       o |
| o       o |
| o       o |
| o       o |
| o       o |
| o       o |
| o       o |
| o       o |
| o       o |
| o       o |
| o       o |
| o 39 40 o |
+-----------+

-----------------------------------------------------------------------

Package dev ...

HC-SR04 is an ultrasonic distance meter which can measure the distance to the an object like a box.

Spec:

  • power supply: +5V DC
  • range: 2 - 450cm
  • resolution: 0.3cm ___________________________ | | | HC-SR04 | | | |___________________________| | | | | vcc trig echo gnd

Connect to Pi:

  • vcc: any 5v pin
  • trig: any data pin for triggering(input)
  • echo: any data pin for echoing(output)
  • gnd: any gnd pin

Package dev ...

Connect to Pi:

  • vcc: any 3.3v pin
  • gnd: any gnd pin
  • out: any data pin

Package dev ...

L298N is an motor driver which can be used to control the direction and speed of DC motors.

Spec: 

       _________________________________________
      |                                         |
      |                                         |
OUT1 -|                 L298N                   |- OUT3
OUT2 -|                                         |- OUT4
      |                                         |
      |_________________________________________|
          |   |   |     |   |   |   |   |   |
         12v GND  5V   EN1 IN1 IN2 IN3 IN4 EN2

Pins:

  • OUT1: dc motor A+

  • OUT2: dc motor A-

  • OUT3: dc motor B+

  • OUT4: dc motor B-

  • IN1: input 1 for motor A

  • IN2: input 2 for motor A

  • IN3: input 3 for motor B

  • IN4: input 1 for motor B

  • EN1: enable pin for motor A

  • EN2: enable pin for motor B

Package dev ...

LC12S is wireless transceiver module. https://world.taobao.com/item/594554513623.htm

Config Your Pi:

  1. $ sudo vim /boot/config.txt add following new line: ~~~~~~~~~~~~~~~~~ enable_uart=1 ~~~~~~~~~~~~~~~~~
  2. $ sudo vim /boot/cmdline.txt remove following contexts: ~~~~~~~~~~~~~~~~~~~~~~~~~~ console=serial0,115200 ~~~~~~~~~~~~~~~~~~~~~~~~~~
  3. $ sudo reboot now
  4. $ sudo cat /dev/ttyAMA0 should see somethings output

Connect to Pi:

  • VCC: any 3.3v
  • GND: any gnd pin
  • CS: any data pin. high-level: sleep, low-level: work
  • TX: must connect to pin 10(gpio 15) (RXD)
  • RX: must connect to pin 8(gpio 14) (TXD)

Package dev ...

Connect to Pi:

  • positive(the longer pin): any data pin
  • negative(she shorter pin): any gnd pin

Package dev ...

LedDisplay let you display text on an led digital module which bases on the 74HC595 dirver. Please note that I only test it on a 4-bit led digital module. Andy Only following chars were supported. The any char which didn't be spported will be displayed as '-'. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 0 1 2 3 4 5 6 7 8 9 A B C D E F H I J L O P R S U Y Z a b c d h i j l o p q s t u y . - _ = (and blank char ' ') ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Connect to Pi:

  • VCC: any v3.3 pin
  • GND: any gnd pin
  • DIO: any data pin
  • SCLK: any data pin
  • RCLK: any data pin

Package dev ...

mpu6050 is the driver of mpu6050 module.

connect to raspberry pi: VCC: pin 1 or any 3.3v pin GND: pin 9 or and GND pin SDA: pin 3 (SDA) SCL: pin 5 (SCL)

Config Your Pi:

  1. $ sudo apt-get install -y python-smbus
  2. $ sudo apt-get install -y i2c-tools
  3. $ sudo raspi-config
  4. -> [5 interface options] -> [p5 i2c] ->[yes] -> [ok]
  5. $ sudo reboot now
  6. check: $ sudo i2cdetect -y 1 it works if you saw following message: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: -- -- -- -- -- -- -- -- -- -- -- -- -- 10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 60: -- -- -- -- -- -- -- -- 68 -- -- -- -- -- -- -- 70: -- -- -- -- -- -- -- -- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Package dev ...

OLED is the driver of an oled screen. Please NOTE that current version only supports the oled module with ssd1306 driver.

connect to raspberry pi: VCC: pin 1 or any 3.3v pin GND: pin 9 or and GND pin SDA: pin 3 (SDA) SCL: pin 5 (SCL) 

+--------------------+
|        OLED        |
|                    |
+--+----+----+----+--+
   |    |    |    |
  GND  VCC  SCL  SDA
   |    |    |    |
   |    |    |    |
   |    |    |    |            +-----------+
   |    +----|----|------------+ * 1   2 o |
   |         |    +------------| * 3     o |
   |         +-----------------+ * 5     o |
   |                           | o       o |
   +---------------------------+ * 9     o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o       o |
                               | o 39 40 o |
							   +-----------+

Config Your Pi:

  1. $ sudo apt-get install -y python-smbus
  2. $ sudo apt-get install -y i2c-tools
  3. $ sudo raspi-config
  4. -> [5 interface options] -> [p5 i2c] ->[yes] -> [ok]
  5. $ sudo reboot now
  6. check: $ sudo i2cdetect -y 1 it works if you saw following message: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: -- -- -- -- -- -- -- -- -- -- -- -- -- 10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 30: -- -- -- -- -- -- -- -- -- -- -- -- 3c -- -- -- 40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 70: -- -- -- -- -- -- -- -- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Package dev ...

PCF8591 is the driver of PCF8591 module.

connect to raspberry pi: - VCC: pin 1 or any 3.3v pin - GND: pin 9 or and GND pin - SDA: pin 3 (SDA) - SCL: pin 5 (SCL)

Jumper: - remove jumpers on P4 & P5, keep the jumper on P6

Config Your Pi:

  1. $ sudo apt-get install -y python-smbus
  2. $ sudo apt-get install -y i2c-tools
  3. $ sudo raspi-config
  4. -> [5 interface options] -> [p5 i2c] ->[yes] -> [ok]
  5. $ sudo reboot now
  6. check: $ sudo i2cdetect -y 1 it works if you saw following message: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: -- -- -- -- -- -- -- -- -- -- -- -- -- 10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 40: -- -- -- -- -- -- -- -- 48 -- -- -- -- -- -- -- 50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 70: -- -- -- -- -- -- -- -- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Package dev ...

PMS7003 is the driver of PMS7003, an air quality sensor which can be used to detect PM2.5 and PM10.

Config Your Pi:

  1. $ sudo vim /boot/config.txt add following new line: ~~~~~~~~~~~~~~~~~ enable_uart=1 ~~~~~~~~~~~~~~~~~
  2. $ sudo vim /boot/cmdline.txt remove following contexts: ~~~~~~~~~~~~~~~~~~~~~~~~~~ console=serial0,115200 ~~~~~~~~~~~~~~~~~~~~~~~~~~
  3. $ sudo reboot now
  4. $ sudo cat /dev/ttyAMA0 should see somethings output

Connect to Pi:

  • VCC: any 5v pin
  • GND: any gnd pin
  • TXD: must connect to pin 10(gpio 15) (RXD)
  • RXT: must connect to pin 8(gpio 14) (TXD)

Package dev ...

Connect to Pi:

  • vcc: any 5v pin
  • gnd: any gnd pin
  • in: pin 26(gpio 7) or any data pin
  • on: the outside device
  • com: the bettery

Package dev ...

Connect to Pi:

  • +v: any v3.3 or 5v pin
  • gnd: any gnd pin
  • d0: any data pin
  • d1: any data pin
  • d2: any data pin
  • d3: any data pin
  • vt: null

Package dev ... SG90 is the driver of servo motor

Connect to Pi:

  • the red line: any 5v pin
  • the brown line: any gnd pin
  • the yellow line: any pwn pin(must be one of gpio 12, 13, 18, 19)

Package dev ...

Connect to Pi:

  • vcc: any 5v pin
  • gnd: any gnd pin
  • in1: any data pin
  • in2: any data pin
  • in3: any data pin
  • in4: any data pin

Package dev ...

SW-420 is an sensor which is able to detect shaking.

Connect to Pi:

  • vcc: any 3.3v pin
  • gnd: any gnd pin
  • do : any data pin

Package dev ...

US-100 is an ultrasonic distance meter, which can measure the distance to the an object like a box. US-100 works in both modes of UART and Electrical Level. This program uses UART mode to drive the module.

Config Your Pi:

  1. $ sudo vim /boot/config.txt add following new line: ~~~~~~~~~~~~~~~~~ enable_uart=1 ~~~~~~~~~~~~~~~~~
  2. $ sudo vim /boot/cmdline.txt remove following contexts: ~~~~~~~~~~~~~~~~~~~~~~~~~~ console=serial0,115200 ~~~~~~~~~~~~~~~~~~~~~~~~~~
  3. $ sudo reboot now
  4. $ sudo cat /dev/ttyAMA0 should see somethings output

Connect to Pi:

  • VCC: any 3.3v or 5v pin
  • GND: any gnd pin
  • ...............................................
  • !!! NOTE: TX->TXD, RX-RXD, NOT TX->RXD, RX-TXD
  • ...............................................
  • Trig/TX: must connect to pin 8(gpio 14) (TXD)
  • Echo/RX: must connect to pin 10(gpio 15) (RXD)

Package dev ...

ZE08CH2O is the driver of ZE08CH2O, an air quality sensor which can be used to detect PM2.5 and PM10.

Config Your Pi:

  1. $ sudo vim /boot/config.txt add following new line: ~~~~~~~~~~~~~~~~~ enable_uart=1 ~~~~~~~~~~~~~~~~~
  2. $ sudo vim /boot/cmdline.txt remove following contexts: ~~~~~~~~~~~~~~~~~~~~~~~~~~ console=serial0,115200 ~~~~~~~~~~~~~~~~~~~~~~~~~~
  3. $ sudo reboot now
  4. $ sudo cat /dev/ttyAMA0 should see somethings output

Connect to Pi:

  • VCC: any 5v pin
  • GND: any gnd pin
  • TXD: must connect to pin 10(gpio 15) (RXD)

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type Button 

type Button struct {
	// contains filtered or unexported fields
}

Button ...

func NewButton 

func NewButton(pin uint8) *Button

NewButton ...

func (*Button) Pressed 

func (b *Button) Pressed() bool

Pressed ...

type Buzzer 

type Buzzer struct {
	// contains filtered or unexported fields
}

Buzzer ...

func NewBuzzer 

func NewBuzzer(pin int8) *Buzzer

NewBuzzer ...

func (*Buzzer) Beep 

func (b *Buzzer) Beep(n int, interval int)

Beep beeps [n] times with an interval in [interval] millisecond

func (*Buzzer) Off 

func (b *Buzzer) Off()

Off ...

func (*Buzzer) On 

func (b *Buzzer) On()

On ...

type Camera 

type Camera struct {
}

Camera ...

func NewCamera 

func NewCamera() *Camera

NewCamera ...

func (*Camera) TakePhoto 

func (c *Camera) TakePhoto() (string, error)

TakePhoto take a photo using motion service. in default, the created photo file will be in folder: /var/lib/motion you can change the directory in the config of motion. the config file is in /etc/motion/motion.conf and you need to change the 'snapshot_filename' to 'lastsnap.jpg' after changing, this will be look like: ----------------------------------------- target_dir /var/lib/motion snapshot_filename lastsnap.jpg -----------------------------------------

type Car 

type Car struct {
	// contains filtered or unexported fields
}

Car ...

func NewCar 

func NewCar(opts ...Option) *Car

NewCar ...

func (*Car) Do 

func (c *Car) Do(op CarOp)

Do ...

func (*Car) GetState 

func (c *Car) GetState() (selfDriving, selfTracking, speechDriving bool)

GetState ...

func (*Car) Start 

func (c *Car) Start() error

Start ...

func (*Car) Stop 

func (c *Car) Stop() error

Stop ...

type CarOp 

type CarOp string

CarOp ...

type CollisionSwitch 

type CollisionSwitch struct {
	// contains filtered or unexported fields
}

CollisionSwitch ...

func NewCollisionSwitch 

func NewCollisionSwitch(pin uint8) *CollisionSwitch

NewCollisionSwitch ...

func (*CollisionSwitch) Collided 

func (c *CollisionSwitch) Collided() bool

Collided ...

type DHT11 

type DHT11 struct {
	// contains filtered or unexported fields
}

DHT11 ...

func NewDHT11 

func NewDHT11() *DHT11

NewDHT11 ...

func (*DHT11) TempHumidity 

func (d *DHT11) TempHumidity() (float64, float64, error)

TempHumidity ...

type DS18B20 

type DS18B20 struct {
}

DS18B20 ...

func NewDS18B20 

func NewDS18B20() *DS18B20

NewDS18B20 ...

func (*DS18B20) GetTemperature 

func (d *DS18B20) GetTemperature() (float32, error)

GetTemperature ... temperature file: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ca 01 55 00 7f ff 0c 10 bf : crc=bf YES ca 01 55 00 7f ff 0c 10 bf t=28625 ~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^~~~~~~~~

type Encoder 

type Encoder struct {
	// contains filtered or unexported fields
}

Encoder ...

func NewEncoder 

func NewEncoder(pin uint8) *Encoder

NewEncoder ...

func (*Encoder) Count1 

func (e *Encoder) Count1() int

Count1 ...

func (*Encoder) Detected 

func (e *Encoder) Detected() bool

Detected ...

func (*Encoder) Start 

func (e *Encoder) Start()

Start ...

func (*Encoder) Stop 

func (e *Encoder) Stop()

Stop ...

type GPS 

type GPS struct {
	// contains filtered or unexported fields
}

GPS ...

func NewGPS 

func NewGPS() *GPS

NewGPS ...

func (*GPS) Close 

func (g *GPS) Close()

Close ...

func (*GPS) Loc 

func (g *GPS) Loc() (*base.Point, error)

Loc ...

func (*GPS) MockLocFromCSV 

func (g *GPS) MockLocFromCSV() (*base.Point, error)

MockLocFromCSV ...

func (*GPS) MockLocFromGPX 

func (g *GPS) MockLocFromGPX() (*base.Point, error)

MockLocFromGPX ...

type GPSLogger 

type GPSLogger struct {
	// contains filtered or unexported fields
}

GPSLogger ...

func NewGPSLogger 

func NewGPSLogger() *GPSLogger

NewGPSLogger ...

func (*GPSLogger) AddPoint 

func (l *GPSLogger) AddPoint(pt *base.Point)

AddPoint ...

func (*GPSLogger) Close 

func (l *GPSLogger) Close()

Close ...

type HCSR04 

type HCSR04 struct {
	// contains filtered or unexported fields
}

HCSR04 ...

func NewHCSR04 

func NewHCSR04(trig int8, echo int8) *HCSR04

NewHCSR04 ...

func (*HCSR04) Dist 

func (h *HCSR04) Dist() float64

Dist is to measure the distance in cm

type Infrared 

type Infrared struct {
	// contains filtered or unexported fields
}

Infrared ...

func NewInfrared 

func NewInfrared(pin uint8) *Infrared

NewInfrared ...

func (*Infrared) Detected 

func (i *Infrared) Detected() bool

Detected ...

type Joystick 

type Joystick struct {
	// contains filtered or unexported fields
}

Joystick ...

func NewJoystick 

func NewJoystick(sw uint8) (*Joystick, error)

NewJoystick ...

func (*Joystick) X 

func (j *Joystick) X() (x int)

X ... -123 =< x <= 132 x > 0: left x = 0: home x < 0: right

func (*Joystick) Y 

func (j *Joystick) Y() (y int)

Y ... -124 =< y <= 131 y > 0: up y = 0: home y < 0: down

func (*Joystick) Z 

func (j *Joystick) Z() (z int)

Z ... z = 1: pressed z = 0: home

type L298N 

type L298N struct {
	// contains filtered or unexported fields
}

L298N ...

func NewL298N 

func NewL298N(in1, in2, in3, in4, ena, enb uint8) *L298N

NewL298N ...

func (*L298N) Backward 

func (l *L298N) Backward()

Backward ...

func (*L298N) Forward 

func (l *L298N) Forward()

Forward ...

func (*L298N) Left 

func (l *L298N) Left()

Left ...

func (*L298N) Right 

func (l *L298N) Right()

Right ...

func (*L298N) Speed 

func (l *L298N) Speed(s uint32)

Speed ...

func (*L298N) Stop 

func (l *L298N) Stop()

Stop ...

type LC12S 

type LC12S struct {
	// contains filtered or unexported fields
}

LC12S ...

func NewLC12S 

func NewLC12S(csPin uint8) *LC12S

NewLC12S ...

func (*LC12S) Close 

func (l *LC12S) Close()

Close ...

func (*LC12S) Read 

func (l *LC12S) Read() ([]byte, error)

Read ...

func (*LC12S) Sleep 

func (l *LC12S) Sleep()

Sleep ...

func (*LC12S) Wakeup 

func (l *LC12S) Wakeup()

Wakeup ...

func (*LC12S) Write 

func (l *LC12S) Write(data []byte) error

Write ...

type Led 

type Led struct {
	// contains filtered or unexported fields
}

Led ...

func NewLed 

func NewLed(pin uint8) *Led

NewLed ... 

func (l *Led) Blink(n int, interval int)

Blink is let led blink n time, interval Millisecond each time

func (*Led) Fade 

func (l *Led) Fade(n uint8)

Fade ...

func (*Led) Off 

func (l *Led) Off()

Off ...

func (*Led) On 

func (l *Led) On()

On ...

type LedDisplay 

type LedDisplay struct {
	// contains filtered or unexported fields
}

LedDisplay ...

func NewLedDisplay 

func NewLedDisplay(dioPin, rclkPin, sclkPin uint8) *LedDisplay

NewLedDisplay ...

func (*LedDisplay) Close 

func (d *LedDisplay) Close()

Close ...

func (*LedDisplay) Display 

func (d *LedDisplay) Display(text string)

Display ...

func (*LedDisplay) Open 

func (d *LedDisplay) Open()

Open ...

type MPU6050 

type MPU6050 struct {
	// contains filtered or unexported fields
}

MPU6050 ...

func NewMPU6050 

func NewMPU6050() (*MPU6050, error)

NewMPU6050 ...

func (*MPU6050) Close 

func (m *MPU6050) Close()

Close ...

func (*MPU6050) GetAcc 

func (m *MPU6050) GetAcc() (x int32, y int32, z int32)

GetAcc ...

func (*MPU6050) GetRot 

func (m *MPU6050) GetRot() (x int32, y int32, z int32)

GetRot ...

type OLED 

type OLED struct {
	// contains filtered or unexported fields
}

OLED ...

func NewOLED 

func NewOLED(width, heigth int) (*OLED, error)

NewOLED ...

func (*OLED) Clear 

func (o *OLED) Clear() error

Clear ...

func (*OLED) Close 

func (o *OLED) Close()

Close ...

func (*OLED) Display 

func (o *OLED) Display(text string, fontSize float64, x, y int) error

Display ...

func (*OLED) Off 

func (o *OLED) Off()

Off ...

type Option 

type Option func(c *Car)

Option ...

func WithCSwitchs 

func WithCSwitchs(cswitchs []*CollisionSwitch) Option

WithCSwitchs ...

func WithCamera 

func WithCamera(cam *Camera) Option

WithCamera ...

func WithEncoder 

func WithEncoder(e *Encoder) Option

WithEncoder ...

func WithEngine 

func WithEngine(engine *L298N) Option

WithEngine ...

func WithHorn 

func WithHorn(horn *Buzzer) Option

WithHorn ...

func WithLed 

func WithLed(led *Led) Option

WithLed ...

func WithLight 

func WithLight(light *Led) Option

WithLight ...

func WithServo 

func WithServo(servo *SG90) Option

WithServo ...

func WithUlt 

func WithUlt(ult *US100) Option

WithUlt ...

type PCF8591 

type PCF8591 struct {
	// contains filtered or unexported fields
}

PCF8591 ...

func NewPCF8591 

func NewPCF8591() (*PCF8591, error)

NewPCF8591 ...

func (*PCF8591) Close 

func (m *PCF8591) Close()

Close ...

func (*PCF8591) ReadAIN0 

func (m *PCF8591) ReadAIN0() []byte

ReadAIN0 ...

func (*PCF8591) ReadAIN1 

func (m *PCF8591) ReadAIN1() []byte

ReadAIN1 ...

func (*PCF8591) ReadAIN2 

func (m *PCF8591) ReadAIN2() []byte

ReadAIN2 ...

func (*PCF8591) ReadAIN3 

func (m *PCF8591) ReadAIN3() []byte

ReadAIN3 ...

type PMS7003 

type PMS7003 struct {
	// contains filtered or unexported fields
}

PMS7003 ...

func NewPMS7003 

func NewPMS7003() *PMS7003

NewPMS7003 ...

func (*PMS7003) Close 

func (p *PMS7003) Close()

Close ...

func (*PMS7003) Get 

func (p *PMS7003) Get() (uint16, uint16, error)

Get returns pm2.5 and pm10 in ug/m3

func (*PMS7003) Mock 

func (p *PMS7003) Mock() (uint16, uint16, error)

Mock ...

type RX480E4 

type RX480E4 struct {
	// contains filtered or unexported fields
}

RX480E4 ...

func NewRX480E4 

func NewRX480E4(d0, d1, d2, d3 uint8) *RX480E4

NewRX480E4 ...

func (*RX480E4) PressA 

func (r *RX480E4) PressA() bool

PressA ...

func (*RX480E4) PressB 

func (r *RX480E4) PressB() bool

PressB ...

func (*RX480E4) PressC 

func (r *RX480E4) PressC() bool

PressC ...

func (*RX480E4) PressD 

func (r *RX480E4) PressD() bool

PressD ...

type Relay 

type Relay struct {
	// contains filtered or unexported fields
}

Relay ...

func NewRelay 

func NewRelay(pin uint8) *Relay

NewRelay ...

func (*Relay) Off 

func (r *Relay) Off()

Off ...

func (*Relay) On 

func (r *Relay) On()

On ...

type SG90 

type SG90 struct {
	// contains filtered or unexported fields
}

SG90 ...

func NewSG90 

func NewSG90(pin uint8) *SG90

NewSG90 ...

func (*SG90) Roll 

func (s *SG90) Roll(angle int)

Roll ... angle: [-90, 90] angle < 0: left angel = 0: ahead angle > 0: right e.g. 

-30  0   30
  \  |  /
   \ | /
    \|/
     *
    eye

type SW420 

type SW420 struct {
	// contains filtered or unexported fields
}

SW420 ...

func NewSW420 

func NewSW420(pin uint8) *SW420

NewSW420 ...

func (*SW420) KeepShaking 

func (s *SW420) KeepShaking() bool

KeepShaking returns true if the sensor detects the object keeps shaking in 100 millisecond, or returns false

func (*SW420) Shaked 

func (s *SW420) Shaked() bool

Shaked returns true if the sensor detects a shake, or return false

type StepMotor 

type StepMotor struct {
	// contains filtered or unexported fields
}

StepMotor ...

func NewStepMotor 

func NewStepMotor(in1, in2, in3, in4 uint8) *StepMotor

NewStepMotor ...

func (*StepMotor) Roll 

func (s *StepMotor) Roll(angle float32)

Roll ...

func (*StepMotor) Stop 

func (s *StepMotor) Stop()

Stop ...

type US100 

type US100 struct {
	// contains filtered or unexported fields
}

US100 ...

func NewUS100 

func NewUS100() *US100

NewUS100 ...

func (*US100) Close 

func (u *US100) Close()

Close ...

func (*US100) Dist 

func (u *US100) Dist() float64

Dist is to measure the distance in cm

type VoiceDetector 

type VoiceDetector struct {
	// contains filtered or unexported fields
}

VoiceDetector ...

func NewVoiceDetector 

func NewVoiceDetector(pin uint8) *VoiceDetector

NewVoiceDetector ...

func (*VoiceDetector) Detected 

func (v *VoiceDetector) Detected() bool

Detected ...

type ZE08CH2O 

type ZE08CH2O struct {
	// contains filtered or unexported fields
}

ZE08CH2O ...

func NewZE08CH2O 

func NewZE08CH2O() *ZE08CH2O

NewZE08CH2O ...

func (*ZE08CH2O) Close 

func (p *ZE08CH2O) Close()

Close ...

func (*ZE08CH2O) Get 

func (p *ZE08CH2O) Get() (float64, error)

Get returns ch2o in mg/m3

func (*ZE08CH2O) Mock 

func (p *ZE08CH2O) Mock() (float64, error)

Mock ...

Source Files

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