Control A

Name:
CTRLA
Offset:
0x00
Reset:
0x00
Access:
-
Bit76543210
SMODE[2:0]SEN
AccessR/WR/WR/WR/W
Reset0000

Bits 3:1 – SMODE[2:0]: Sleep Mode

Sleep Mode

Writing these bits selects the desired sleep mode when the Sleep Enable (SEN) bit is written to ‘1’ and the SLEEP instruction is executed.
ValueNameDescription
0x0 IDLE Idle mode enabled
0x1 STANDBY Standby mode enabled
0x2 PDOWN Power-Down mode enabled
Other - Reserved

Bit 0 – SEN: Sleep Enable

Sleep Enable

This bit must be written to ‘1’ before the SLEEP instruction is executed to make the microcontroller enter the selected sleep mode.