Microchip PIC32CM GV
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The Microchip PIC32CM GV are Microcontrollers based on Arm® Cortex®-M0+ Core with advanced features for automotive, industrial and home appliance designs.
Flash Banks
Internal Flash
| Flash Bank | Base address | Size | J-Link Support |
|---|---|---|---|
| Internal Flash | 0x00000000 | 16/32 KB | 
|
| User Row | 0x00804000 | 8 B |
|
ECC RAM
- Device has ECC RAM.
- On connect 4 KB at 0x20000000 will be initialized.
Watchdog Handling
- If the watchdog is enabled, it is fed.
- If watchdog is in window mode, no feeding is done, because timer registers are no accessible.
Device Specific Handling
Connect
- The device security bit is checked on connect.
- If device security bit is set, user is asked for protection remove by chip erase.
- If security bit and chip erase hard lock bit is set, device can't be accessed or programmed any more.
Reset
- The devices uses normal Cortex-M reset, but special sequence is necessary to connect, so called cold plugging.
Attach
Attach is not supported, because ECC RAM is initialized.
This is called hot plugging by Microchip.