JESD_SUBCHIP Register Map
161
SBAU337 – May 2020
Copyright © 2020, Texas Instruments Incorporated
Serial Interface Register Maps
Table 2-44. JESD SubChip Register Map (continued)
ADDRESS (Hex)
D7
D6
D5
D4
D3
D2
D1
D0
18Ah
DBG_RX_READ_OUT_REG2[7:0]
18Bh
DBG_RX_READ_OUT_REG2[15:8]
18Ch
DBG_FB_READ_OUT_REG1[7:0]
18Dh
DBG_FB_READ_OUT_REG1[15:8]
18Eh
DBG_FB_READ_OUT_REG2[7:0]
18Fh
DBG_FB_READ_OUT_REG2[15:8]
190h
DBG_TX_READ_OUT_REG1[7:0]
191h
DBG_TX_READ_OUT_REG1[15:8]
192h
DBG_TX_READ_OUT_REG2[7:0]
193h
DBG_TX_READ_OUT_REG2[15:8]
194h
DBG_FB_ON_C
DBG_FB_ON_A
DBG_RX_ON_D
DBG_RX_ON_C
DBG_RX_ON_B
DBG_RX_ON_A
195h
DBG_TX_ON_D
DBG_TX_ON_C
DBG_TX_ON_B
DBG_TX_ON_A
19Ch
SPARE_OUT_REG0
19Dh
SPARE_OUT_REG1
19Eh
SPARE_OUT_REG2
19Fh
SPARE_OUT_REG3
1A0h
SPARE_OUT_REG4
1A1h
SPARE_OUT_REG5
1A2h
SPARE_OUT_REG6
1A3h
SPARE_OUT_REG7
1A4h
SPARE_IN[7:0]
1A5h
SPARE_IN[15:8]
1A6h
SPARE_IN[23:16]
1A7h
SPARE_IN[31:24]
2.3.1 Register 20h (offset = 20h) [reset = 12h]
Figure 2-42. Register 20h
7
6
5
4
3
2
1
0
SERDESAB_A
DDR_BIT13_FL
IP
SERDESAB_APB_MODE_16B
SERDESAB_APB_PIN_INTF_EN SERDESAB_APB_PAGE_ADDR
_INDEX
R/W-0h
R/W-1h
R/W-0h
R/W-2h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-45. Register 20 Field Descriptions
Bit
Field
Type
Reset
Description
6-6
SERDESAB_ADD
R_BIT13_FLIP
R/W
0h
Set this bit to flip the addr[13] of addr[15:0] of SerdesAB APB
bus
0 : flip
1 : no-flip
5-4
SERDESAB_APB_
MODE_16B
R/W
1h
Interface mode for SerdesAB
0 : 8b APB Intf
1 : 16b APB Intf
2 : 32b APB Intf
3-2
SERDESAB_APB_
PIN_INTF_EN
R/W
0h
set this bit to access SerdesAB APB interface through
different modes
0 : SPI2APB
1 : GPIO
2 : CM4 AHB