Uart interface, Figure 8-6 p2041 uart interface – ADLINK aTCA-N700 User Manual
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aTCA-N700 HW Users Guide
46
I2C HUB(PCA9546A)
SFP+
I2C Address
Port No.
I2C Address
Port No.
P0
0x50(1010000x)
0x51(1010001x)
SFP+1
P1
0x50(1010000x)
0x51(1010001x)
SFP+2
P2
0x50(1010000x)
0x51(1010001x)
SFP+3
0x70(1110000x)
P3
0x50(1010000x)
0x51(1010001x)
SFP+4
I2C IO Expander(PCA8575PW)
SFP+
I2C Address
Port No.
I/O
Signal Name
Port No.
P00 I
INSERT
0 : Module Present
1 : No Present
SFP+1
P01 I
INSERT
SFP+2
P02 I
INSERT
SFP+3
P03 I
INSERT
SFP+4
P04 I
RX_LOS
0 : Signal Detect
1 : Loss of Signal
SFP+1
P05 I
RX_LOS
SFP+2
P06 I
RX_LOS
SFP+3
P07 I
RX_LOS
SFP+4
P10 I
TX_FAULT
0 : Normal
1 : TX_FAULT
SFP+1
P11 I
TX_FAULT
SFP+2
P12 I
TX_FAULT
SFP+3
P13 I
TX_FAULT
SFP+4
P14 O
TX_DISABLE
0 : TX Enable
1 : TX Disable
SFP+1
P15 O
TX_DISABLE
SFP+2
P16 O
TX_DISABLE
SFP+3
0x20(0100000x)
P17 O
TX_DISABLE
SFP+4
8.1.5. UART Interface
Shown in Figure 8-6 is the interconnections for the dual UART ports of the P2041.
UART#1 is used either for the front panel console port or Serial over LAN port via the
IPMC. UART #2 is used for payload transmission from P2041 to the IPMC.
Figure 8-6 P2041 UART Interface