List of Macros
84
SBAU337 – May 2020
Copyright © 2020, Texas Instruments Incorporated
Macro
Table 1-12.
Macro
FB Interface Rate Configuration
Opcode
0x2A
Operand
Offset
Length
Value
Functionality
Results
1
0x00
1
Validity
FB Interface Rate
Validity
Bit 0: 1
→
Value
specified in operand
2 is valid for 1FB
Bit 1: 1
→
Value
specified in operand
2 is valid for 2FB
Bits 7:2:
RESERVED
2
0x01
1
Index
FB Interface rate for
selected channels.
Mapping from index
to actual rate is
given below
(x = 61.44 MHz)
0
→
RESERVED
1
→
RESERVED
2
→
2x = 122.88
MHz
3
→
3x = 184.32
MHz
4
→
4x = 245.76
MHz
5
→
6x = 368.64
MHz
6
→
8x = 491.52
MHz
7
→
12x = 737.28
MHz
8
→
16x = 983.04
MHz
9
→
24x = 1474.56
MHz
>9
→
RESERVED
Memory
Not used
1.2.1.6.1 Error Reporting
lists the error conditions associated with this macro.
Table 1-13.
Error Status Registers
Interpretation
Error Code 1 (16-bit)
Bit[0]: ‘1’
→
Invalid FB Interface Rate Validity argument
Bit[1]: ‘1’
→
Invalid Interface Rate Index argument
Error Code 2 (32-bit)
Not Used
1.2.1.7
TX Interface Rate Configuration
This macro specifies the interface rate(s) for TX channel(s). A total of 8 interface rates are supported as
tabulated below. For a given TX Channel DAC rate, only a specific subset of interface rates is supported.
Table 1-14.
Macro
TX Interface Rate Configuration
Opcode
0x2B
Operand
Offset
Length
Value
Functionality
Results