EP850 All-In-One EPIC Board User's Manual
2.4.1
Power Connector (ATX2)
Connect the power cable to ATX2 for +12V ATX power supply, which
mainly supplies power to the CPU. If the ATX2 power connector is not
connected, the system will not start.
Pin
Signal
1
GND
3
+12V
2.4.2
PCI104 Connector (CN1)
The PCI-104 industrial standard and compact form factor of
dimensions 3.6" x 3.8" is fully compatible with the ISA Bus. The PCI-
104 interface can be applied to off -shelf PCI-104 modules, such as
sound module, fax modem module, multi-I/O module.
Pin
Signal
Pin
A1 N.C
B1 Reserved
A2 N.C
B2 AD2
A3 AD5
B3 GND
A4 C/BE0#
B4 AD7
A5 GND
B5
A6 AD11
B6 N.C
A7 AD14
B7 AD13
A8 +3.3V
B8 C/BE1#
A9 SERR#
B9 GND
A10 GND
B10 PERR#
A11 STOP*
B11 +3.3V
A12 +3.3V
B12 TRDY#
A13 FRAME#
B13 GND
A14 GND
B14 AD16
A15 AD18
B15 +3.3V
A16 AD21
B16 AD20
A17 +3.3V
B17 AD23
A18 IDSEL0
B18 GND
A19 AD24
B19 C/BE3#
A20 GND
B20 AD26
A21 AD29
B21 +5V
A22 +5V
B22 AD30
16
Pin
Signal
2 GND
4 +12V
Signal
Pin
Signal
C1 +5V
C2 AD1
C3 AD4
C4 GND
AD9
C5 AD8
C6 AD10
C7 GND
C8 AD15
C9 SB0#
C10 +3.3V
C11 LOCK#
C12 GND
C13 IRDY#
C14 +3.3V
C15 AD17
C16 GND
C17 AD22
C18 IDSEL1
C19 N.C.
C20 AD25
C21 AD28
C22 GND
Jumpers and Connectors
Pin
Signal
D1
AD0
D2
+5V
D3
AD3
D4
AD6
D5
GND
D6
M66EN
D7
AD12
D8
+3.3V
D9
PAR
D10 SDONE
D11 GND
D12 DEVSEL#
D13 +3.3V
D14 C/BE2#
D15 GND
D16 AD19
D17 +3.3V
D18 IDSEL2
D19 IDSEL3
D20 GND
D21 AD27
D22 AD31
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