Texas Instruments AFE79 Series - 2.2.13 Register 6 Eh (offset = 6 Eh) [reset = 0 h]; 2.2.14 Register 6 Fh (offset = 6 Fh) [reset = 0 h]; 2.2.15 Register 70 h (offset = 70 h) [reset = 0 h]

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Serial Interface Register Maps
Table 2-37. Register 6D Field Descriptions
Bit Field Type Reset Description
7-0
LCMGEN_DIV[15:8
]
R/W 0h lcm counter period (no of lcm clks): set actual N-1 here
2.2.13 Register 6Eh (offset = 6Eh) [reset = 0h]
Figure 2-36. Register 6Eh
7 6 5 4 3 2 1 0
reserved LCMGEN_SPI_
SYSREF
LCMGEN_USE
_SPI_SYSREF
R/W-0h R/W-0h R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-38. Register 6E Field Descriptions
Bit Field Type Reset Description
7-2 reserved R/W 0h
1-1
LCMGEN_SPI_SY
SREF
R/W 0h spi based sysref when LCMGEN_USE_SPI_SYSREF
0-0
LCMGEN_USE_SP
I_SYSREF
R/W 0h Make this bit 1 to provide spi based sysref
2.2.14 Register 6Fh (offset = 6Fh) [reset = 0h]
Figure 2-37. Register 6Fh
7 6 5 4 3 2 1 0
SYSREF_PULSE_CNT_TX
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-39. Register 6F Field Descriptions
Bit Field Type Reset Description
7-0 LCMGEN_DIV[7:0] R/W 0h Number of sysref pulses to leak to TX.
2.2.15 Register 70h (offset = 70h) [reset = 0h]
Figure 2-38. Register 70h
7 6 5 4 3 2 1 0
SYSREF_PULSE_CNT_RX
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-40. Register 70 Field Descriptions
Bit Field Type Reset Description
7-0 LCMGEN_DIV[7:0] R/W 0h Number of sysref pulses to leak to RX.