15.8.2 Sleep Mode

Name: SLEEP
Offset: 0x01
Reset: 0x00
Property: Write-Protected

Bit 76543210 
       IDLE[1:0] 
Access R/WR/W 
Reset 00 

Bits 1:0 – IDLE[1:0] Idle Mode Configuration

These bits select the Idle mode configuration after a WFI instruction.

IDLE[1:0] Name Description
0x0 CPU The CPU clock domain is stopped
0x1 AHB The CPU and AHB clock domains are stopped
0x2 APB The CPU, AHB and APB clock domains are stopped
0x3 Reserved