W90220F Winbond Electronics Corp America, W90220F Datasheet - Page 68

• Manufacturer Part Number: W90220F
• Description: Pa-risc Embedded Controller
• Manufacturer: Winbond Electronics Corp America

The above information is the exclusive intellectual property of Winbond Electroncs Corp. and shall not be dsiclosed or distributed or reproduced without permission from
Winbond.
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The device build-in a 48x16 or 24x32 data fifo to accelerate the transfer rate.
The Dfifo may be 16-bit or 32-bit accessed by CPU, the type of reading, 16-bit or 32-bit depends on
RX_FIFO type, and the type of writing, 16-bit or 32-bit depends on TX_FIFO type.
Bits 0-31
PCM data in/out, Whether the MSB bits are sign- or zero-extension depends on MEXT (CFGH[6]).
High Configuration Register (CFGH)
Port address : 0xf0000384
Bits 0
Bit 1
SSIEN
16
24
0
8
SSI Enable
Loop back enable
0 = SSI disable
1 = SSI enable
0 = disable
1 = enable
LOOP
17
25
1
9
SLEN[1:4]
MASTER LFMOD
18
26
10
2
Read/Write
Dfifo LSB byte
19
27
11
3
Reserved
20
28
12
4
Power-on Default : 0x0000
FACT
21
29
13
5
WPF[0:3]
MEXT
22
30
14
6
SLEN[0]
23
31
15
7
W90220F
Version 0.84