ADLINK PCI-7224 User Manual
Page 25
Installation
• 17
2.6.3 cPCI-7249R Pin Assignment
The I/O ports of cPCI-7249R emulate the mode 0 configuration of the 8255
general purpose programmable peripheral interface. This card comes
equipped with a SCSI-100 Pin connector. The cPCI-7249R supports a R7249
daughter board for rear I/O and includes two OPTO-22 connectors as well as
a SCSI -100 connector.
(1)
(2)
(3)
(52)
(53)
(51)
(48)
(49)
(50)
(98)
(99)
(100)
The DIO pin names are specified as PnXb, where
n
: means the connector reference number n=1-2
X
: means the port name, X= A, B or C
b
: means the bit number of a port, b=0-7
For example, P1C4 means bit 4 of port C on connector CN1
EXTCLK:
External edge trigger signal for latch digital input
data
EVENT :
External clock source for counter 0
V5V
:
Onboard un-regulated 5V power supply output
+12V
:
Onboard un-regulated +12V power supply output
(1) P1A0
(26) P2A0
(51) EVENT (76) GND
(2) P1A1
(27) P2A1
(52) GND
(77) GND
(3) P1A2
(28) P2A2
(53) GND
(78) GND
(4) P1A3
(29) P2A3
(54) GND
(79) GND
(5) P1A4
(30) P2A4
(55) GND
(80) GND
(6) P1A5
(31) P2A5
(56) GND
(81) GND
(7) P1A6
(32) P2A6
(57) GND
(82) GND
(8) P1A7
(33) P2A7
(58) GND
(83) GND
(9) P1B0
(34) P2B0
(59) GND
(84) GND
(10)P1B1 (35) P2B1
(60) GND
(85) GND
(11)P1B2 (36) P2B2
(61) GND
(86) GND
(12) P1B3 (37) P2B3
(62) GND
(87) GND
(13) P1B4 (38) P2B4
(63) GND
(88) GND
(14) P1B5 (39) P2B5
(64) GND
(89) GND
(15) P1B6 (40) P2B6
(65) GND
(90) GND
(16) P1B7 (41) P2B7
(66) GND
(91) GND
(17) P1C0 (42) P2C0
(67) GND
(92) GND
(18) P1C1 (43) P2C1
(68) GND
(93) GND
(19) P1C2 (44) P2C2
(69) GND
(94) GND
(20) P1C3 (45) P2C3
(70) GND
(95) GND
(21) P1C4 (46) P2C4
(71) GND
(96) GND
(22) P1C5 (47) P2C5
(72) GND
(97) GND
(23) P1C6 (48) P2C6
(73) GND
(98) GND
(24) P1C7 (49) P2C7
(74) GND
(99) EXTCLK
(25) V5V
(50) +12V
(75) V5V
(100) +12V