VREGCON

Note:
  1. 1.System and peripheral inputs should not exceed 500 kHz in ULP mode.

Voltage Regulator Control Register

Name:
VREGCON
Address:
0x048
Reset:
Access:
Bit76543210
PMSYS[1:0]VREGPM[1:0]
AccessRRR/WR/W
Resetqq10

Bits 5:4 – PMSYS[1:0]: System Power Mode Status

System Power Mode Status

ValueDescription
11 Regulator in LP mode for extended temperature range is active
10 Regulator in ULP mode is active
01 Regulator in LP mode is active
00 Regulator in HP mode is active

Bits 1:0 – VREGPM[1:0]: Voltage Regulator Power Mode Selection

Voltage Regulator Power Mode Selection

ValueDescription
11 Regulator in Low-Power mode for extended temperature range
10 Regulator in Ultra-Low-Power mode(1) (lowest current consumption)
01 Regulator in Low-Power mode (faster wake-up from Sleep)
00 Regulator in High-Power mode (fastest wake-up from Sleep)