miriac SBC-S32G-R3_User Manual
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© MicroSys Electronics GmbH 2021
6.4.4 1G LAN RGMII-0 (ST22B)
Marvell PHY 88E1512P connected to:
88E1512P
MXM1
S32G274A
Pin
Name
Pin
Signal
Pin
Name
46
RX_CLK
→
T59
→
V21
RGMII0_RX_CLK
43
RX_CTRL
→
T58
→
W23
RGMII 0_RXDV
44
RXD0
→
T56
→
T20
RGMII 0_RXD0
45
RXD1
→
T55
→
Y23
RGMII 0_RXD1
47
RXD2
→
T54
→
W21
RGMII 0_RXD2
48
RXD3
→
T53
→
W22
RGMII 0_RXD3
53
TX_CLK
←
T67
←
V20
RGMII 0_TX_CLK
50
TXD0
←
T64
←
U19
RGMII 0_TXD0
51
TXD1
←
T63
←
T19
RGMII 0_TXD1
54
TXD2
←
T62
←
U18
RGMII 0_TXD2
55
TXD3
←
T61
←
U20
RGMII 0_TXD3
56
TX_CTRL
←
T66
←
T18
RGMII 0_TX_EN
8
MDIO
↔
T51
↔
V17
RGMII 0_MDIO
7
MDC
←
T50
←
Y21
RGMII 0_MDC
9
CLK125
→
→
Table 6-10 Port 2 (RGMII0) interface to S32G274A
LED
Signal
Port (88E1512P)
Pin
GN
RGMII_P3_LED0
LED[0]
14
YE
RGMII_P3_LED1
LED[1]
13
Table 6-11 ST22B (1G) LEDs
Connector pinning is standard RJ45
6.4.5 1G LAN RGMII-1 (ST22A)
Marvell PHY 88E1512P connected to:
88E1512P
MXM1
S32G274A
Pin
Name
Pin
Signal
Pin
Name
46
RX_CLK
→
T39
→
R21
RGMII 1_RX_CLK
43
RX_CTRL
→
T40
→
R23
RGMII 1_RXDV
44
RXD0
→
T37
→
P19
RGMII 1_RXD0
45
RXD1
→
T36
→
P18
RGMII 1_RXD1
47
RXD2
→
T35
→
N18
RGMII 1_RXD2
48
RXD3
→
T34
→
U21
RGMII 1_RXD3
53
TX_CLK
←
T48
←
P20
RGMII 1_TX_CLK
50
TXD0
←
T45
←
T23
RGMII 1_TXD0
51
TXD1
←
T44
←
T22
RGMII 1_TXD1