Table 14: I2C Data Mapping To Carrier Board Based Pca9539 I/O Expander - Advantech SOM-5992 Design Manual

Table 14 : I2C Data Mapping to Carrier Board based PCA9539 I/O expander
Port Pin Signal Name
P0_0 10G_KR_LED0_0#
P0_1 10G_KR_LED0_1#
P0_2 10G_KR_LED0_2#
P0_3 10G_KR_LED1_0#
P0_4 10G_KR_LED1_1#
P0_5 10G_KR_LED1_2#
P0_6 0G_KR_STRAP01
P0_7 10G_KR_STRAP23
P1_0 10G_KR_LED2_0#
P1_1 10G_KR_LED2_1#
P1_2 10G_KR_LED2_2#
P1_3 10G_KR_LED3_0#
P1_4 10G_KR_LED3_1#
P1_5 10G_KR_LED3_2#
P1_6 RSVD
P1_7 RSVD
Signal Function
PHY 0, LED 0 - STATUS/ACT
PHY 0, LED 1 - LINK SPEED MAX
PHY 0, LED 2 - LINK SPEED
PHY 1, LED 0 - STATUS/ACTIVITY
PHY 1, LED 1 - LINK SPEED MAX
PHY 1, LED 2 - LINK SPEED
PHY 0-1,
0 = PHY to use I2C,
1 = PHY to use MDIO
PHY 2-3,
0 = PHY to use I2C,
1 = PHY to use MDIO
PHY 2, LED 0 - STATUS/ACT
PHY 2, LED 1 - LINK SPEED MAX
PHY 2, LED 2 - LINK SPEED
PHY 3, LED 0 - STATUS/ACT
PHY 3, LED 1 - LINK SPEED MAX
PHY 3, LED 2 - LINK SPEED
TBD
TBD
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