DS80PCI402_15 Datasheet, PDF (20/54 Pages) Texas Instruments – 2.5-Gbps / 5.0-Gbps / 8.0-Gbps 4-Lane PCI-Express Repeater With Equalization and De-Emphasis

DS80PCI402
SNLS324E – APRIL 2011 – REVISED JANUARY 2015
8.6 Register Maps
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EEPROM Address Byte Bit 7
Description
Default
Value
0x00
0x00
CRC EN
0
Description
Default
Value
0x00
0x01
RES
0
Description
Default
Value
0x00
0x02
Max EEPROM
Burst size[7]
0
Description
SMBus Register
Default
Value
0x00
0x03
PWDN_ch7
0x01[7]
0
Description
SMBus Register
Default
Value
0x00
0x04
lpbk_1
0x02[5]
0
Description
SMBus Register
Default
Value
0x04
0x05
RES
0x04[4]
0
Description
SMBus Register
Default
Value
0x07
0x06
Ovrd_IDLE
0x08[4]
0
Description
SMBus Register
Default
Value
0x00
0x07
RD_delay_sel_3
0x0B[3]
0
Table 7. EEPROM Register Map - Single Device with Default Value
Bit 6
Address Map
Present
Bit 5
EEPROM > 256
Bytes
Bit 4
RES
Bit 3
DEVICE
COUNT[3]
Bit 2
DEVICE
COUNT[2]
0
0
0
0
0
RES
0
RES
0
RES
0
RES
0
RES
0
Max EEPROM
Burst size[6]
0
Max EEPROM
Burst size[5]
0
Max EEPROM
Burst size[4]
0
Max EEPROM
Burst size[3]
0
Max EEPROM
Burst size[2]
0
PWDN_ch6
0x01[6]
0
PWDN_ch5
0x01[5]
0
PWDN_ch4
0x01[4]
0
PWDN_ch3
0x01[3]
0
PWDN_ch2
0x01[2]
0
lpbk_0
0x02[4]
0
PWDN_INPUTS
0x02[3]
0
PWDN_OSC
0x02[2]
0
Ovrd_PRSNT
0x02[0]
0
RES
0x04[7]
0
RES
0x04[3]
0
RES
0x04[2]
0
RES
0x04[1]
0
RES
0x04[0]
0
rxdet_btb_en
0x06[4]
1
Ovrd_RX_DET
0x08[3]
0
Ovrd_RATE
0x08[2]
0
RES
0x08[1]
0
RES
0x08[0]
0
rx_delay_sel_2
0x0B[6]
1
RD_delay_sel_2
0x0B[2]
0
RD_delay_sel_1
0x0B[1]
0
RD_delay_sel_0
0x0B[0]
0
ch0_Idle_auto
0x0E[5]
0
ch0_Idle_sel
0x0E[4]
0
Bit 1
DEVICE
COUNT[1]
0
RES
0
Max EEPROM
Burst size[1]
0
PWDN_ch1
0x01[1]
0
RES
0x04[6]
0
Ovrd_idle_th
0x08[6]
0
rx_delay_sel_1
0x0B[5]
1
ch0_RXDET_1
0x0E[3]
0
BIt 0
DEVICE
COUNT[0]
0
RES
0
Max EEPROM
Burst size[0]
0
PWDN_ch0
0x01[0]
0
RES
0x04[5]
0
Ovrd_RES
0x08[5]
0
rx_delay_sel_0
0x0B[4]
1
ch0_RXDET_0
0x0E[2]
0
20
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