Cirrus-logic CS485xx Manual do Utilizador descarregar pdf (Página 31)

2-13 Copyright 2009 Cirrus Logic, Inc. DS734UM7

Low Power Mode

CS485xxr Hardware User’s Manual

Figure 2-6. Flowchart of Steps Used to Exit Low Power Mode

Y

Y

N

Y

Y

SET DSP_RESET (LOW)

SET DSP_RESET (HIGH)

WRITE_* (SLAVE_BOOT)

MSG==

BOOT_START

READ_* (MSG)

EXIT (ERROR)

SEND .ULD FILE

MSG==

BOOT_SUCCESS

READ_* (MSG)

EXIT (ERROR)

WRITE_* (SOFT_RESET)

N

MSG==

APP_START

READ_* (MSG)

EXIT (ERROR)

SEND HARDWARE

CONFIGURATIONS

N

WRITE_* (KICKSTART)

DONE

Send .uld from Table 2-

8

SEND SOFTWARE

CONFIGURATIONS

Start

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