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The ADXL345 is a small, thin, low power, 3-axis MEMS accelerometer with high resolution (13-bit) measurement at up to +-16 g. Digital output data is formatted as 16-bit twos complement and is accessible through either a SPI (3 or 4 wire) or I2C digital interface.
|
Item |
ADXL345 |
|
Input Voltage |
5V |
|
Functions |
Accelerometer, Gyro |
|
Working Voltage |
3.3V to 6V |
|
Operating Temperature |
-65°C to +150°C |
|
Board Dimensions |
20 x 20 mm |
|
PIN Number |
PIN Name |
Description |
|
1 |
GND |
Ground |
|
2 |
+5V |
Power Supply |
|
3 |
SDA |
Serial Data (I²C), Serial Data Input and Output (SPI 3 Wire) |
|
4 |
SCL |
Serial Communications Clock, SCL is the clock for I²C, and SCLK is the clock for SPI |
|
PIN Number |
PIN Name |
Description |
|
1 |
GND |
Ground |
|
2 |
+5V |
Power Supply +5V |
|
3 |
INIT2 |
Interrupt 2 Output |
|
4 |
INIT1 |
Interrupt 1 Output |
|
5 |
SCL |
Serial Communications Clock, SCL is the clock for I2C, and SCLK is the clock for SPI |
|
6 |
SDO/ADDR |
Serial Data Output (SPI 4-Wire)/Alternate I2C Address Select (I2C) |
|
7 |
SDA/SDIO |
Serial Data (I2C)/Serial Data Input (SPI 4-Wire) |
|
8 |
CS |
Chip Select |
