Rainbow-electronics AT73C246 Manual do Utilizador descarregar pdf (Página 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

76543210

-----STANDBYPWRDOWNRUN

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.

1PWRDOWN

POWERDOWN request

0: Default value.

1: POWERDOWN request. Reset to 0 when

POWERDOWN state reached.

0 RUN RUN mode 0

1 2 ... 76 77 78 79 80 81 82 83 84 85 86 ... 158 159

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