XVME-500/590 Manual
February, 1988
Table B-l. VMEbus Signal Identification (cont’d)
Signal
Mnemonic
Connector
and
Pin Number
Signal Name and Description
SYSFAIL* 1C:lO
SYSTEM FAIL: Open-collector driven signal that
indicates that a failure has occurred in the system. It
may be generated by any module on the VMEbus.
SYSRESET*
lC:12
SYSTEM RESET: Open-collector driven signal which,
when low, will cause the system to be reset.
WRITE*
lA:14 WRITE: Three-state driven signal that specifies the
data transfer cycle in progress to be either read or
written.
A high level indicates a read operation, a low
level indicates a write operation.
+5V STDBY
lB:31
+5 VDC STANDBY: This line supplies +5 VDC to devices
requiring battery backup.
+5v
lA:32
1 B:32
1
C:32
2B:1,13,32
+5 VDC POWER: Used by system logic circuits.
+12v
-12v
lC:31
+I2 VDC POWER: Used by system logic circuits.
lA:31
. -12 VDC POWER: Used by system logic circuits.
B-5
Summary of Contents for XVME 590
Page 1: ......
Page 2: ......
Page 3: ......
Page 4: ......
Page 5: ......
Page 6: ......
Page 9: ......
Page 10: ......
Page 18: ......
Page 19: ......
Page 20: ......
Page 21: ......
Page 25: ......
Page 32: ......
Page 33: ......
Page 44: ......
Page 56: ......
Page 57: ......
Page 68: ......
Page 69: ......
Page 70: ......
Page 81: ......
Page 86: ......
Page 88: ......
Page 89: ......
Page 90: ......
Page 91: ......
Page 92: ......
Page 93: ......
Page 94: ......
Page 95: ......
Page 96: ......
Page 97: ......
Page 98: ......
Page 99: ......
Page 100: ......
Page 101: ......
Page 102: ......