AM275 FreeRTOS SDK  10.01.00
MCSPI Performance 32 Bit

Introduction

This Master application demonstrates the data transfer in master mode with performance measurment.

  • McSPI is configured in Tx Only mode with FIFO enabled for Tx.
  • Word Length tested is 32 bits.
  • SPI CLK Frequency used is 12 MHZ.
  • Number of Words is 5.
  • Data is transmitted on D0 pin.
  • Data transmission is in polled mode.

Supported Combinations

Parameter Value
CPU + OS r5fss0-0 freertos
r5fss0-0 nortos
c75ss0-0 freertos
Toolchain ti-arm-clang
ti-c7000
Board am275x-evm
Example folder examples/drivers/mcspi/mcspi_performance_32bit

Steps to Run the Example

See Also

MCSPI

Sample Output

Shown below is a sample output when the application is run,

[MCSPI] Performance Example Started...
----------------------------------------------------------
McSPI Clock 12000000 Hz
----------------------------------------------------------
Data Width Data Length Transfer Time (micro sec)
32 5 17.80
----------------------------------------------------------
All tests have passed!!