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Updated Persistent Memory (markdown)

Erwin Ried 2022-01-06 12:37:23 +01:00
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Persistent-Memory.md

@ -2,7 +2,7 @@ This is part of the **RTC (Real Time Clock) subsystem**, inside the LPC43xx chip
# RTC Subsystem # RTC Subsystem
The RTC subsystem keeps the actual clock (date / time) running, powered by a CR2032 battery, (which needs to be installed on the portapack board!), even when the unit is not connected to an USB power source. The RTC subsystem keeps the actual clock (date / time) running, powered by a battery (which needs to be [installed](https://github.com/eried/portapack-mayhem/wiki/Hardware-overview#portapack-internals) on the portapack board), even when the unit is not connected to an USB power source.
The persistent memory map is defined at `/firmware/chibios-portapack/os/hal/platforms/LPC43xx/lpc43xx.inc`: The persistent memory map is defined at `/firmware/chibios-portapack/os/hal/platforms/LPC43xx/lpc43xx.inc`: