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MVME3100 Single Board Computer Installation and Use (6806800M28C)
99
5.2.6 VMEbus P2 Connector
The VME P2 connector is a 160-pin DIN. Row B of the P2 connector provides power to the
MVME3100 and to the upper eight VMEbus address lines and additional 16 VMEbus data lines.
The pin assignments for the P2 connector are the same for both the MVME3100 and
MVME721, and are as follows:
Table 5-12 VME P2 Connector Pinouts
Pin P2-Z P2-A P2-B P2-C P2-D
1 SP1RX PMC1_IO2 +5V PMC1_IO1 E1-1+
2 GND PMC1_IO4 GND PMC1_IO3 E1-1-
3 SPITX PMC1_IO6 VRETRY_L PMC1_IO5 GND
4 GND PMC1_IO8 VA24 PMC1_IO7 E1-2+
5 SP1CTS PMC1_IO10 VA25 PMC1_IO9 E1-2-
6GND PMC1_IO12VA26 PMC1_IO11 GND
7 SP1RTS PMC1_IO14 VA27 PMC1_IO13 NC
8 GND PMC1_IO16 VA28 PMC1_IO15 NC
9 SP2RX PMC1_IO18 VA29 PMC1_IO17 GND
10 GND PMC1_IO20 VA30 PMC1_IO19 NC
11 SP2TX PMC1_IO22 VA31 PMC1_IO21 NC
12 GND PMC1_IO24 GND PMC1_IO23 GND
13 SP2CTS PMC1_IO26 +5V PMC1_IO25 I2C_SDA
14 GND PMC1_IO28 VD16 PMC1_IO27 I2C_SCL
15 SP2RTS PMC1_IO30 VD17 PMC1_IO29 E1_LINK
16 GND PMC1_IO32 VD18 PMC1_IO31 E1_ACT
17 SP3RX PMC1_IO34 VD19 PMC1_IO33 E2_LINK
18 GND PMC1_IO36 VD20 PMC1_IO35 E2_ACT
19 SP3TX PMC1_IO38 VD21 PMC1_IO37 GND
20 GND PMC1_IO40 VD22 PMC1_IO39 E2-4-
21 SP3CTS PMC1_IO42 VD23 PMC1_IO41 E2-4+
22 GND PMC1_IO44 GND PMC1_IO43 GND