ak7746 ETC-unknow, ak7746 Datasheet - Page 50

• Manufacturer Part Number: ak7746
• Description: Audio With 5-channel 24-bit Input
• Manufacturer: ETC-unknow

c) CRAM data read (during reset phase)
"H" and SCLK to "L”. The data is clocked out from SO in synchronization with the falling edge of SCLK. If there are continuous
addresses to be read, repeat the above procedure starting from the step where SI is set to "H".
[MS0369-E00]
[ASAHI KASEI]
S_RESET
SCLK
RDY
SO
RQ
SI
To read out the written coefficient data, input the command code and the address you want to read out. After that, set SI to
Data transfer procedure
Command code A1h
Address upper
Address lower
10100001
( 0 0 0 0 0 0 A9 A8)
(A7 . . . . . . A0)
( 1 0 1 0 0 0 0 1 )
Fig.8-25 Reading of CRAM data
000000A9A8
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A7 **** A1A0
D15 **** D0
D15 **** D0
[AK7746]
2004/12