17.5.2 VREGCON

Voltage Regulator Control Register

Name: VREGCON
Address: 0x048

Bit 76543210 
   PMSYS[1:0]  VREGPM[1:0] 
Access RRR/WR/W 
Reset qq10 

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

ValueDescription
11 Regulator in Ultra-Low Power (ULP) mode for extended temperature range is active
10 Regulator in Ultra-Low Power (ULP) mode is active
01 Regulator in Low-Power (LP) mode is active
00 Regulator in High-Power (HP) mode is active

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

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