Below is the console output from the current software. "test mram" writes the address into every 4-byte MRAM cell from 0 to 1MB and then reads it back to check. Believe me, I've had plenty of cases where it does not match and it printed it out. (It was essentially always my error!)
Pacsat>get mram size Size of MRAM0 is 512KB Size of MRAM1 is 512KB Pacsat> Pacsat> Pacsat> Pacsat>test mram 0KB written 64KB written 128KB written 192KB written 256KB written 320KB written 384KB written 448KB written 512KB written 576KB written 640KB written 704KB written 768KB written 832KB written 896KB written 960KB written 0KB read 64KB read 128KB read 192KB read 256KB read 320KB read 384KB read 448KB read 512KB read 576KB read 640KB read 704KB read 768KB read 832KB read 896KB read 960KB read
73,
Burns Fisher, WB1FJ *AMSAT(R) Engineering -- Flight Software*