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MCUXpresso SDK Documentation

Introduction

Overview

Releases

Supported Boards
Release Notes
Migration Guides

GETTING STARTED

Install SDK
First Build
Uninstall SDK

User Guide

Cmake User Guide
Kconfig User Guide
Memory Management User Guide

SDK REFERENCES

Drivers
- DSC
- i.MX
  - MCIMX7U5
  - MIMX8MQ6
  - MIMX8MM6
  - MIMX8MN6
  - MIMX8ML8
  - MIMX8UD5
  - MIMX8UD7
  - MIMX9322
  - MIMX9352
  - MIMX93W52
  - MIMX94398
  - MIMX9596
  - MIMX9529
- i.MX RT
  - MIMXRT1011
  - MIMXRT1015
  - MIMXRT1021
  - MIMXRT1024
  - MIMXRT1042
  - MIMXRT1052
  - MIMXRT1062
  - MIMXRT1064
  - MIMXRT1152
  - MIMXRT1166
  - MIMXRT1176
  - MIMXRT1186
  - MIMXRT1189
  - MIMXRT2663
  - MIMXRT595S
  - MIMXRT685S
  - MIMXRT798S
- Kinetis
  - MK22F51212
  - K32L2A41A
  - K32L2B31A
  - K32L3A60
  - MKE02Z4
  - MKE15Z7
  - MKE16Z4
  - MKE17Z7
  - MKE17Z9
  - MKM34Z7
  - MKM34ZA5
  - MKM35Z7
- LPC
  - LPC51U68
  - LPC54628
  - LPC54S018
  - LPC54S018M
  - LPC55S06
  - LPC55S16
  - LPC55S28
  - LPC55S36
  - LPC55S69
  - LPC802
  - LPC804
  - LPC824
  - LPC845
  - LPC865
- MCX
  - MCXA153
  - MCXA156
  - MCXA174
  - MCXA266
  - MCXA287
  - MCXA344
  - MCXA346
  - MCXA366
  - MCXA577
  - MCXC041
  - MCXC162
  - MCXC242
  - MCXC353
  - MCXC444
  - MCXE247
  - MCXE31B
  - MCXL255
  - MCXN236
  - MCXN547
  - MCXN947
  - MCXN947T
  - MCXW236B
  - MCXW70AC
  - MCXW716C
  - MCXW727C
- Wireless
  - KW43B43ZC7
  - KW45B41Z83
  - KW47B42ZB7
  - MCXW70AC
  - RW612
Examples
Middleware
RTOS
- FreeRTOS
Build And Configuration System
Developing with MCUXpresso SDK
Downloads

.rst

MCUXpresso SDK Documentation

Version:

Open on Repo Open an Issue

Source (.md/.rst) Page PDF (.pdf)

ecspi

ecspi#

ecspi_loopback
interrupt_b2b_transfer
polling_b2b_transfer

Copyright 2026, NXP. Version 26.09.00

Last updated on Sep 29, 2026 20:44+0200.

Built from branch: release/26.09.00 , revision: 9dbb3ee8