CD2401 Intel, CD2401 Datasheet - Page 149

• Manufacturer Part Number: CD2401
• Description: Multi-protocol Communications Controller
• Manufacturer: Intel

8.6.5.3
8.6.5.4
Datasheet
Register Name: BTBADRL
Register Description: Transmit Buffer B 32-bit Address – lower word
Default Value: x’0000
Access: Word Read/Write
Register Name: BTBADRU
Register Description: Transmit Buffer B 32-bit Address – upper word
Default Value: x’0000
Access: Word Read/Write
Bit 15
Bit 15
Bit 7
Bit 7
B Transmit Buffer Address – Lower (BTBADRL) Register
B Transmit Buffer Address – Upper (BTBADRU) Register
This register holds the start addresses of the B external buffer used by the CD2401 to transmit the
next data block. This register is written by the host and copied internally to control the data transfer
from the memory to the CD2401 FIFO.
Bit 14
Bit 14
Bit 6
Bit 6
Bit 13
Bit 13
Bit 5
Bit 5
Binary Address Value, 32-bit Address bits 23:16
Binary Address Value, 32-bit Address bits 31:24
Binary Address Value, 32-bit Address bits 15:8
Binary Address Value, 32-bit Address bits 7:0
Bit 12
Bit 12
Bit 4
Bit 4
Multi-Protocol Communications Controller — CD2401
Bit 11
Bit 11
Bit 3
Bit 3
Bit 10
Bit 10
Bit 2
Bit 2
Motorola Hex Address: x’54
Motorola Hex Address: x’56
Bit 9
Bit 1
Bit 9
Bit 1
Intel Hex Address: x’56
Intel Hex Address: x’54
Bit 8
Bit 0
Bit 8
Bit 0
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