Cirrus Logic CS485xx - Manual (Page 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