W6691CD WINBOND [Winbond], W6691CD Datasheet - Page 93

• Manufacturer Part Number: W6691CD
• Description: ISDN S/T Interface Transceiver
• Manufacturer: WINBOND [Winbond]

8.11.9 B1_ch Address Mask Register 2
Value after reset: 00H
MA27-20
Used in transparent mode only. These bits mask the second byte address comparisons. If the mask bit is "1",
the corresponding bit comparison with B1_ADR2 is disabled.
8.11.10 B1_ch Address Register 1 B1_ADR1
Value after reset: 00H
RA17-10
Used in transparent mode only. These bits are used for the first byte address comparisons.
8.11.11 B1_ch Address Register 2 B1_ADR2
Value after reset: 00H
RA27-20
Used in transparent mode only. These bits are used for the second byte address comparisons.
8.11.12 B1_ch Receive Frame Byte Count Low B1_RBCL
Value after reset: 00H
MA27
RBC7
RA17
RA27
0: Unmask comparison
1: Mask comparison
7
7
7
7
MA26
RBC6
RA16
RA26
Address Bits
Address Bits
6
6
6
6
Address Mask Bits
MA25
RBC5
RA15
RA25
5
5
5
5
MA24
RBC4
RA14
RA24
4
4
4
4
MA23
RBC3
RA13
RA23
3
3
3
3
MA22
B1_ADM2
RBC2
RA12
RA22
2
2
2
2
93
Read/Write
Read/Write
MA21
RBC1
RA11
RA21
1
1
1
1
Read/Write
MA20
RBC0
RA10
RA20
0
0
0
0
Address
Address
Read Address 5DH
Preliminary W6691
Publication Release Date: Sep 2001
Address 5AH
5BH
5CH
Revision 1.1