MIKROE-1938

MIKROE-1938 Datasheet

Magneto 2 click is a mikroBUS add-on board with Melexis's MLX90316 monolithic rotary position sensor. Sensing flux density with the IC surface of the MLX90316 allows the click to decode the absolute rotary angular position from 0 to 360 degrees.

Part	Datasheet
MIKROE-1938	MIKROE-1938 (pdf)

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Magneto 2 click Magneto 2 click is a mikroBUS add-on board with Melexis's MLX90316 monolithic rotary position sensor. Sensing flux density with the IC surface of the MLX90316 allows the click to decode the absolute rotary angular position from 0 to 360 degrees. In combination with the correct library, the magnetic flux density of a small magnet diametral magnetisation rotating above the IC can be measured in a non-contacting way. The sensor enables the design of novel generation of non-contacting rotary position sensors that are frequently required for both automotive and industrial applications. Magneto 2 click communicates with the target MCU through the mikroBUS SPI bus. The board is designed to use a 5V power supply only. Absolute Rotary Position Sensor, Pedal Position Sensor, Float-Level sensor, and Throttle Position Sensor. Key features Hall Technology Programmable Angular Range up to 360 Degrees 12 bit Angular Resolution SPI interface 5V power supply Key Benefits CRC checks for even higher accuracy Multiple filter settings for higher accuracy Ready-to-use examples save development time Supported in mikroC compiler mikroBUS is specially designed pinout standard with SPI, I2C, Analog, UART, Interrupt, PWM, Reset and Power supply pins. See Standard Specification. Features and usage notes Programmable Linear Transfer Characteristic SPI interface 5V Power Supply Hall Technology 40 bit ID number Single Die SO8 or Dual Die Full Redundant TSSOP16, RoHS Compliant Absolute Rotary Position Sensor IC Changeable main frequency for DSP chip 7MHz or 20 MHz master clock Hysteresis Filter FIR and IIR filters for higher output accuracy Programming This code initialises UART and SPI, reads data from the Magneto 2 click, and, if the readings are successful, prints 1 void main 2 char txt[20]; 3 uint8_t check = 0; 4 float angle = 5 UART1_Init_Advanced 9600, _UART_8_BIT_DATA, _UART_NOPARITY, _UART_ONE_STOPBIT, &_GPIO_MODULE_USART1_PA9_10 ; 9 Delay_ms 300 ; 11 UART1_Write_Text "Uart 12 GPIO_Digital_Output &GPIOD_BASE, _GPIO_PINMASK_13 // set CS pin as output 14 // Initialize SPI 16 SPI3_Init_Advanced _SPI_FPCLK_DIV64, _SPI_MASTER \| _SPI_8_BIT \| _SPI_CLK_IDLE_LOW \| _SPI_SECOND_CLK_EDGE_TRANSITION \| _SPI_MSB_FIRST _SPI_SS_DISABLE _SPI_SSM_ENABLE _SPI_SSI_1, &_GPIO_MODULE_SPI3_PC10_11_12 ; 23 SPI_Set_Active &SPI3_Read, &SPI3_Write // Sets the SPI1 module active 26 while 1 28 check = read_mlx ; 29 if check == 0 // if read was successful, print success and angle Uart1_Write_Text "Success angle = float mlx.angle; angle /= floattostr angle,txt ; Uart1_Write_Text txt ;

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Magneto 2 click

Magneto 2 click is a mikroBUS add-on board with Melexis's MLX90316 monolithic rotary position sensor. Sensing flux density with the IC surface of the MLX90316 allows the click to decode the absolute rotary angular position from 0 to 360 degrees.

In combination with the correct library, the magnetic flux density of a small magnet diametral magnetisation rotating above the IC can be measured in a non-contacting way.

The sensor enables the design of novel generation of non-contacting rotary position sensors that are frequently required for both automotive and industrial applications. Magneto 2 click communicates with the target MCU through the mikroBUS SPI bus. The board is designed to use a 5V power supply only.

Absolute Rotary Position Sensor, Pedal Position Sensor, Float-Level sensor, and Throttle Position Sensor.

Key features Hall Technology Programmable Angular Range up to 360 Degrees 12 bit Angular Resolution SPI interface 5V power supply

Key Benefits

CRC checks for even higher accuracy Multiple filter settings for higher accuracy Ready-to-use examples save development time Supported in mikroC compiler
mikroBUS is specially designed pinout standard with SPI, I2C, Analog, UART, Interrupt, PWM, Reset and Power supply pins. See Standard Specification.

Features and usage notes Programmable Linear Transfer Characteristic SPI interface 5V Power Supply Hall Technology 40 bit ID number Single Die SO8 or Dual Die Full Redundant TSSOP16, RoHS Compliant Absolute Rotary Position Sensor IC Changeable main frequency for DSP chip 7MHz or 20 MHz master clock Hysteresis Filter FIR and IIR filters for higher output accuracy

Programming

This code initialises UART and SPI, reads data from the Magneto 2 click, and, if the readings are successful, prints
1 void main
2 char txt[20];
3 uint8_t check = 0;
4 float angle =
5 UART1_Init_Advanced 9600, _UART_8_BIT_DATA,
_UART_NOPARITY,
_UART_ONE_STOPBIT,
&_GPIO_MODULE_USART1_PA9_10 ;
9 Delay_ms 300 ;
11 UART1_Write_Text "Uart
12 GPIO_Digital_Output &GPIOD_BASE, _GPIO_PINMASK_13 // set CS pin as output
14 // Initialize SPI
16 SPI3_Init_Advanced _SPI_FPCLK_DIV64, _SPI_MASTER |
_SPI_8_BIT | _SPI_CLK_IDLE_LOW |
_SPI_SECOND_CLK_EDGE_TRANSITION |
_SPI_MSB_FIRST
_SPI_SS_DISABLE
_SPI_SSM_ENABLE
_SPI_SSI_1, &_GPIO_MODULE_SPI3_PC10_11_12 ;
23 SPI_Set_Active &SPI3_Read, &SPI3_Write // Sets the SPI1 module active
26 while 1
28 check = read_mlx ;
29 if check == 0
// if read was successful, print success and angle

Uart1_Write_Text "Success
angle = float mlx.angle;
angle /=
floattostr angle,txt ;

Uart1_Write_Text txt ;

More datasheets: 59040-3-U-02-F | 59040-1-U-02-E | 59040-3-U-02-E | 59040-1-T-02-E | 59040-3-S-02-F | 59040-1-U-02-F | 59040-1-S-02-E | 59040-3-T-02-E | 59040-4-S-02-F | 59040-4-U-02-F

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Datasheet ID: MIKROE-1938 649292