11.4.2.6 FUCFG3 - User Configuration Register 3 – SUPC Supply Monitor Overseer and Reference (SMOR) BOR Configuration
Name: FUCFG3
Offset: 0x004C, value after chip erase: 0x00000449
Bit 10 - HYST_BOR_VDDREG VDDREG BOR, (Brown-out Reset), Hysteresis Select
Value | Description |
---|---|
0 | 20 mV |
1 | 40 mV |
Bit 8-7 : BOR_TRIP_AVDD AVDD BOR, (Brown-out Reset), Trip Point Select
Bit 6 - HYST_BOR_AVDD AVDD BOR, (Brown-out Reset), Hysteresis Select
BOR_TRIP_AVDD | HYST_BOR_AVDD | |||||
---|---|---|---|---|---|---|
Value | Description | Value | Description | |||
0x00 | 1.67-1.71v | 0 | 20.0 mV | |||
1 | 40.0 mV | |||||
0x01 | 2.19 – 2.22v | 0 | 62.5 mV | |||
1 | 125 mV | |||||
0x02 | 2.63-2.67v | 0 | 100 mV | |||
1 | 200 mV | |||||
0x03 | 2.96-2.96v | 0 | 125 mV | |||
1 | 300 mV |
Bit 2-1 : BOR_TRIP_VDDIO VDDIO BOR, (Brown-out Reset), Trip Point Select
Bit 0 - HYST_BOR_VDDIO VDDIO BOR, (Brown-out Reset), Hysteresis Select
BOR_TRIP_VDDIO | HYST_BOR_VDDIO | |||||
---|---|---|---|---|---|---|
Value | Description | Value | Description | |||
0x00 | 1.67-1.71v | 0 | 20.0 mV | |||
1 | 40.0 mV | |||||
0x01 | 2.19 – 2.22v | 0 | 62.5 mV | |||
1 | 125 mV | |||||
0x02 | 2.63-2.67v | 0 | 100 mV | |||
1 | 200 mV | |||||
0x03 | 2.96-2.96v | 0 | 125 mV | |||
1 | 300 mV |
Note: Both VDDIO and AVDD BOR configurations should be the
same.