ST18-AU1 STMICROELECTRONICS [STMicroelectronics], ST18-AU1 Datasheet - Page 17

• Manufacturer Part Number: ST18-AU1
• Description: SIX-CHANNEL DOLBY AC3/MPEG2 AUDIO DECODER
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Figure 4.2
HCR: Host control register
All bits are cleared on reset.
Bit
HEN
WS
ACKOFF
15
-
HDA
14
-
HCL
HDA
13
HSER
-
HDR
Function
Host interface enable
Word size
Acknowledge generation disable
Host interface data exchange, send mode
BER-
RIEN
msb 6
YD
12
0
1
0
1
0
1
(msb)
msb
byte 0
(16-bit words)
byte 0
ACK-
FIEN
5
16-bit
host interface disabled
host interface enabled
8-bit word
16-bit word
acknowledge enabled
acknowledge disabled
11
4
STOPI-
3
16-bit
EN
10
byte 1
2
lsb
(lsb)
1 lsb
9
-
HTIEN
ack
8
msb 6
HDA
7
-
HSER
HDR
YD
5
6
-
byte 1 .....
4
(8-bit words)
msb
5
-
(msb)
8-bit
3
byte 0
4
-
2
8-bit
lsb
3
1 lsb
-
ACK-
OFF
2
ST18-AU1
WS
1
HEN
17/87
0