Baryon

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Baryon is the codename for the PSP Syscon (System Controller) chip. Communication with this chip is done through SPI.

Versions

Version Notes
0x00020601 First known version. Found on TMU-001 motherboard.
0x00030600
0x00040600
0x00114000
0x00121000
0x0022B200
0x00234000 Removed ability to write to battery EEPROM.
0x00243000
0x00263100
0x00285000
?0x002A0000? From hypothetical TA-094 motherboard.
0x002C4000
0x002E4000
0x00304000
0x00403000

Hardware

Hardware versions

  • Note: You can usually deduce the serial number of the system controller chip on the motherboard when knowing Baryon version. For example, 0x00030600 has the BAR14 labelled chip, while 0x00040600 has the BAR15 labelled chip.

Hardware Signature (30XX)

02 13 10 7f 04 7c 7f 7f 02 c4 37 38 46 b0 b5 b3 34 20 20 79 03 5d 03

Hardware Revision (BAR30XX)

D78F0534
  • custom BGA 78K0/KE2
  • 48 KB FLASH
  • 1KB RAM

Pictures

<imgur w="500">32tdUCq.png</imgur>