User manual

PCI-1240/PCI-1240U User Manual 46
Appendix B Block Diagram
Oscillator
16 MHz
Address
Decoder
PCI9052
RESET#
Q D
AR
+5V
LA4
C50
LA3~0
WR#
RD#
LD15~0
LINTI1
CLR_INT
CLK RESETN CSN A2~0 WRN RDN D15~0 INTN
XP+P/N
XP-P/N
XOUT7~4
XLMTP
XLMTM
XIN3~1
XINPOS
XALARM
Line driver 26LS31
XP+P/N XP-P/N
Pulse output
Output Buffer ULN2803A
Photo coupler & RC filter
High-speed photo coupler
XECA XECB
XINPO
Photo coupler & RC filter
XEXOP+
XEXOP-
Y Axis Interface (Identical to the Input/Output interface of X-AXIS) Z Axis Interface (Identical to the Input/Output interface of X-AXIS) U Axis Interface (Identical to the Input/Output interface of X-AXIS) Photo coupler & RC filter EMG Emergency stop
EMGN
MCX314
XEXOP+ XEXOP- XECAP/N XECBP/N XINPO/N
Encoder signal output
+Dir. Jog -Dir. Jog
XLMT+ XLMT- XIN3~1 XINPOS XALARM
+Limit input -Limit input Deceleration input Servo motor signal Servo alarm
VEX External power (DC12~24V)
XOUT7~4 General output
CLK<