ak7746 ETC-unknow, ak7746 Datasheet - Page 48

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

[ASAHI KASEI]
[AK7746]
2) Read during reset phase
a) Control register data read (during reset phase)
To read data written into the control registers, input the command code and 16 bits of SCLK. After the input command code,
the data of D7 to D1 outputs from SO is synchronized with the falling edge of SCLK. D0 is invalid, so please ignore this bit.
Data transfer procedure
Command code
70h,72h,74h,76h,78h,7Ah, 7Ch, 7Eh
S_RESET
RQ
SCLK
70h (example)
74h (example)
SI
SO
D7 **** D1
D7 **** D1
Fig.8-23 Reading of Control Register data
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[MS0369-E00]
2004/12