Rainbow Electronics AT73C246 - Manual (Page 81)

81
11050A–PMAAC–07-Apr-10
AT73C246
13.2.2 PMU Control
Name: PMU_MODES
Access: Read / Write
Address: 0x00
Notes: 1. Please refer to Section 11. “PMU Functional Description” on page 25
2. ‘RUN’ bit is read-only. Only ‘STANDBY’ and ‘PWRDOWN’ bits can be written
7 6 5 4 3 2 1 0
- - - - - STANDBY PWRDOWN RUN
Table 13-2. PMU_MODES (0x00) Structure
Bit Name Description Reset value
7:3 - unused 00000
2 STANDBY
STANDBY request
0: Default value.
1: STANDBY request. Reset to 0 at STANDBY
exit.
0
1 PWRDOWN
POWERDOWN request
0: Default value.
1: POWERDOWN request. Reset to 0 when
POWERDOWN state reached.
0
0 RUN RUN mode 0