C8051F960-B-GM Datasheet, PDF (282/492 Pages) Silicon Laboratories – Ultra Low Power 128K, LCD MCU Family

C8051F96x
SFR Definition 22.1. VDM0CN: VDD Supply Monitor Control
Bit
7
6
5
4
3
2
1
Name VDMEN VDDSTAT VDDOK VDDOKIE VBMEN VBSTAT VBOK
Type R/W
R
R
R/W
R/W
R
R
Reset
1
Varies Varies
0
0
0
0
SFR Page = 0x0; SFR Address = 0xFF
Bit
Name
Function
7
VDMEN Digital Supply Monitor Enable (Power Select Switch Output).
0: Digital Supply Monitor Disabled.
1: Digital Supply Monitor Enabled.
6 VDDSTAT Digital Supply Status.
This bit indicates the current digital power supply status.
0: Digital supply is at or below the V_RST threshold.
1: Digital supply is above the V_RST threshold.
5
VDDOK Digital Supply Status (Early Warning).
This bit indicates the current digital power supply status.
0: Digital supply is at or below the VDD_WARN threshold.
1: Digital supply is above the VDD_WARN threshold.
4 VDDOKIE Digital Early Warning Interrupt Enable.
Enables the V_DD Early Warning Interrupt.
0: V_DD Early Warning Interrupt is disabled.
1: V_DD Early Warning Interrupt is enabled.
3
VBMEN Analog Supply Monitor Enable (VBAT Pin).
0: Analog Supply Monitor Disabled.
1: Analog Supply Monitor Enabled.
2
VBSTAT Analog Supply Status.
This bit indicates the analog (VBAT) power supply status.
0: VBAT is at or below the V_RST threshold.
1: VBAT is above the V_RST threshold.
1
VBOK Analog Supply Status (Early Warning).
This bit indicates the current VBAT power supply status.
0: VBAT is at or below the VDD_WARN threshold.
1: VBAT is above the VDD_WARN threshold.
0
VBOKIE Analog Early Warning Interrupt Enable.
Enables the VBAT Early Warning Interrupt.
0: VBAT Early Warning Interrupt is disabled.
1: VBAT Early Warning Interrupt is enabled.
0
VBOKIE
R/W
0
282
Rev. 1.0