i.MX7 M4 RAM/Flash size / GNU MCU Eclipse

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i.MX7 M4 RAM/Flash size / GNU MCU Eclipse

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demoniacmilk
Contributor IV

Hello community,

On creating a new project for the M4 in a GNU MCU Eclipse  setup I am asked to enter its parameters:
Clock speed, Flash size, RAM size.

Clock speed is 200MHz but I am not quite sure what Flash and RAM sizes are.

The M4 features:
16 Kbyte instruction, 16 Kbyte data (caches)
64 Kbyte TCM

and the SoC:
256 Kbyte shared RAM
32 Kbyte (non)secure RAM

So I guess .. 64 Kbyte Flash and 256 Kbyte RAM? Is this correct?

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igorpadykov
NXP Employee
NXP Employee

Hi Lars

for eclipse usage with i.MX7 one can look at

Tutorial: Building FreeRTOS Applications for ARM Cortex-M4 on i.MX7 with Eclipse | MCU on Eclipse 

and sect.2.1.3 Cortex-M4 Memory Map i.MX7D Reference Manual

http://cache.nxp.com/files/32bit/doc/ref_manual/IMX7DRM.pdf

Best regards
igor
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