Texas Instruments AFE79 Series - 1.2.1.16 TX Nyquist Band Configuration; 1.2.1.16.1 Error Reporting; 1.2.1.17 Update TX Channel Frequency Set - Dual Band

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SBAU337–May 2020
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Macro
1.2.1.16 TX Nyquist Band Configuration
This macro specifies the Nyquist Band Indices for TX channels.
Table 1-32.
Macro TX Nyquist Zone Configuration
Opcode 0x34
Operand Offset Length Value Functionality Results
1 0x00 1 Validity TX Channel Nyquist
validity
Bit 0: 1 → Nyquist
Zone Index value is
applicable to 1TX
Bit 1: 1 → Nyquist
Zone Index value is
applicable to 2TX
Bit 2: 1 → Nyquist
Zone Index value is
applicable to 3TX
Bit 3: 1 → Nyquist
Zone Index value is
applicable to 4TX
2 0x01 1 Value Nyquist Band Index
for all the enabled
channels in operand
1.
0 → RESERVED
1 → Nyquist Zone 1
2 → Nyquist Zone 2
>2 → RESERVED
Memory Not used
1.2.1.16.1 Error Reporting
Table 1-33 lists the error conditions associated with this macro.
Table 1-33.
Error Status Registers Interpretation
Error Code 1 (16-bit)
Bit[0]: ‘1’ → Invalid Channel Validity argument.
Bit[1]: ‘1’ → Unsupported Nyquist zone.
Error Code 2 (32-bit) Not Used
1.2.1.17 Update TX Channel Frequency Set – Dual Band
This macro can be used to update NCO values for a particular TX channel. This macro should be called
only after calling the Tune System Macro.
Table 1-34.
Macro Update TX Channel Frequency Set
Opcode 0x3E
Operand Offset Length Value Functionality Results
1 0x00 1 TX Channel Select TX Channel Select
0x00 → 1TX
0x01 → 2TX
0x02 → 3TX
0x03 → 4TX