embeddedartists / imx7ulp-ucom-m4-app

Patches and instructions to build the Cortex-M4 application needed to boot the i.MX 7ULP.

Software for the M4 core of the i.MX7 ULP uCOM

1. Clone this repository

2. Download the SDK (SDK_2.7.0_EVK-MCIMX7ULP.zip) from Welcome | MCUXpresso SDK Builder

3. Unpack the SDK into the cloned repository

4. Apply the patch:

   git apply 0001-ea_ucom.patch

Compile

1. Double-click boards\evkmcimx7ulp\demo_apps\power_mode_switch\iar\power_mode_switch.eww
2. Build
3. Copy boards\evkmcimx7ulp\demo_apps\power_mode_switch\iar\debug\sdk20-app.bin to tools\imgutil\evkmcimx7ulp\
4. Open a Command Prompt and go to tools\imgutil\evkmcimx7ulp\
5. Run ..\bin\imgutil.exe --combine base_addr=0x1FFD0000 ivt_offset=0x1000 config_offset=0x400 config_file=qcb.bin app_offset=0x2000 app_file=sdk20-app.bin ofile=sdk20-app.img
6. Copy sdk20-app.img to the folder with uuu to flash it