3 pin name list, 4 application block diagram – Rainbow Electronics AT91CAP9S250A User Manual
Page 619
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619
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
37.3
Pin Name List
The AC‘97 reset signal provided to the primary codec can be generated by a PIO.
37.4
Application Block Diagram
Figure 37-2. Application Block diagram
Table 37-1.
I/O Lines Description
Pin Name
Pin Description
Type
AC97CK
12.288-MHz bit-rate clock
Input
AC97RX
Receiver Data (Referred as SDATA_IN in AC-link spec)
Input
AC97FS
48-KHz frame indicator and synchronizer
Output
AC97TX
Transmitter Data (Referred as SDATA_OUT in AC-link spec)
Output
AC 97 Controller
AC97TX
AC97RX
PIOx
AC'97 Primary Codec
AC97FS
AC97CK
AC97_RESET
AC97_SYNC
AC97_SDATA_OUT
AC97_BITCLK
AC-link
AC97_SDATA_IN
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