yelvlab / bit-Arduino

BPI-BIT-Arduino_IDE

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• drive:存放Windows/Linux/MAC OS驱动程序

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• example:存放了BPI-BIT的Arduino示例代码
  • BuzzerFeeding:控制蜂鸣器鸣叫声音的频率逐渐加强
  • Key-LED:通过按键A控制在LED面板上亮3颗LED
  • UnitTest:BIT板基本功能测试
  • compass:BIT板板载MPU9250 Master Mode 指北针示例代码

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Pin Define 引脚定义

Pin Name	Analog Function1	Analog Function2	Function1	Function2	Power
P3	ADC2_CH4		GPIO13
P0	ADC2_CH8	DAC_1	GPIO25
P4	ADC2_CH3		GPIO15
P5	ADC1_CH7		GPIO35
P6	ADC2_CH5		GPIO12
P7	ADC2_CH6		GPIO14
P1	ADC1_CH4		GPIO32
P8			GPIO16
P9			GPIO17
P10	ADC2_CH9	DAC_2	GPIO26
P11	ADC2_CH7		GPIO27
P12	ADC2_CH2		GPIO02
P2	ADC1_CH5		GPIO33
P13			GPIO18	SPI_SCK
P14			GPIO19	SPI_MISO
P15			GPIO23	SPI_MOSI
P16			GPIO05	SPI_SS
3V3					POWER:3V3
3V3					POWER:3V3
3V3					POWER:3V3
P19			GPIO22	I2C_SCL
P20			GPIO21	I2C_SDA
GND					GROUND
GND					GROUND
GND					GROUND

LED序号

↖	↑	↑	↑	↗
20	15	10	5	0
21	16	11	6	1
22	17	12	7	2
23	18	13	8	3
24	19	14	9	4
↙	↓	↓	↓	↘

Onboard peripherals 板载外设

Onboard peripherals	Interface	Pin Mode
Light Sensor(L)	GPIO 36	Analog Input
Light Sensor(R)	GPIO 39	Analog Input
Botton A	GPIO 35	Digital Input
Botton B	GPIO 27	Digital Input
Temperature Sensor	GPIO 34	Analog Input
Buzzer	GPIO 25	PWM(Digital Output) / Analog Output
RGB_LED	GPIO 4	Digital Output
MPU9250_SCL	GPIO 22	Digital Output
MPU9250_SDA	GPIO 21	Digital Output
MPU9250_INT	GPIO 16	Digital Input
R_LED(SPI_SCK)	GPIO 18	Digital Output

pins_arduino.h

Sspecial Name	GPIO		Name	GPIO
BUZZER	25		P0	25
BUTTON_A	35		P1	32
BUTTON_B	27		P2	33
RGB_LED	04		P3	13
LIGHT_SENSOR1	36		P4	15
LIGHT_SENSOR2	39		P5	35
TEMPERATURE_SENSOR	34		P6	12
MPU9250_INT	16		P7	14
			P8	16
SDA	21		P9	17
SCL	22		P10	26
			P11	27
SS	05		P12	02
MOSI	23		P13	18
MISO	19		P14	19
SCK	18		P15	23
			P16	05
DAC1	26		P19	22
DAC2	25		P20	21