STEVAL-MKI022V1 STMicroelectronics, STEVAL-MKI022V1 Datasheet - Page 28

• Manufacturer Part Number: STEVAL-MKI022V1
• Description: DEMO BOARD FOR LIS331DLH
• Manufacturer: STMicroelectronics
• Series: MEMSr

Specifications of STEVAL-MKI022V1

• Sensor Type: Accelerometer, 3 Axis
• Sensing Range: ±2g, 4g, 8g
• Interface: I²C, SPI, USB
• Sensitivity: 3.9mg/digit, 2mg/digit, 1mg/digit
• Voltage - Supply: 5 VDC, USB Powered
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: LIS331DLH
• Acceleration: 2 g, 8 g
• Sensing Axis: Triple Axis
• Output Type: Digital
• Interface Type: USB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-9053

STM32-MEMS development kit
7.2.16
7.2.17
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MEMS_I2C_ReadReg function
Table 28
Table 28.
MEMS_I2C_SendFrame function
Table 29
Table 29.
Function prototype
Description
Input parameter
Output parameter
Return parameter
Function prototype
Description
Input parameter1
Input parameter2
Input parameter3
Output parameter
Return parameter
Function name
Function name
describes the MEMS_I2C_ReadReg function.
describes the MEMS_I2C_SendFrame function.
MEMS_I2C_ReadReg function
MEMS_I2C_SendFrame function
ErrorStatus MEMS_I2C_SendFrame
(u8 RegAddress, u8 *pBuffer, u8 NoOfBytes)
Sends one frame over I
RegAddress: address of register
pBuffer: pointer to buffer with data
NoOfBytes: number of bytes to be sent
None
An ErrorStatus enumeration value:
– SUCCESS: register written
– ERROR: register not written
ErrorStatus MEMS_I2C_ReadReg
(u8 RegAddress, u8 *Data)
Reads data to the MEMS register over I
RegAddress: address of register
Data: data read
An ErrorStatus enumeration value:
– SUCCESS: register written
– ERROR: register not written
Doc ID 15703 Rev 1
MEMS_I2C_SendFrame
MEMS_I2C_ReadReg
2
C.
2
C.
UM0701