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CNC4PC M35 User Manual

Lpt to input expansion adapter board
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M35 (Rev.1) User Manual
M35 - LPT to Input Expansion Adapter
1. Overview
This board serves as an interface board for inputs expansion boards provided by CNC4PC
(M21 and M27) and a LPT port. The board also provides 4 buffered outputs and 1 buffered
input available through onboard terminals.
2. Features
• IEEE 1284 Standard compatible.
Includes the circuitry recommended
by the IEEE 1284 Level 1 standards
for
bidirectional
communications between personal
computers and peripherals
• Buffered outputs 1, 14, 16 and 17
available through terminals.
• Buffered
input
through terminal.
Revision: 1/25/2010 http://cnc4pc.com/TechDocs/M35R1_User_Manual.pdf
Board Rev. 1
User manual Rev. 1
• Input pins 2, 3, 4, 5, 6, 7, 8, 9, 10,
11, 12, and 13 to be used with
expansion board.
parallel
• ground and +5vdc connections
close
terminals.
• Works directly with popular CNC
hardware and software. Such as
Geckodrive, DeskCNC or Rutex, and
15
available
parallel port control software, such
to
input
and
outputs
1/5

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Summary of Contents for CNC4PC M35

  • Page 1 User manual Rev. 1 1. Overview This board serves as an interface board for inputs expansion boards provided by CNC4PC (M21 and M27) and a LPT port. The board also provides 4 buffered outputs and 1 buffered input available through onboard terminals.

  • Page 2: Digital Input Specifications

    M35 (Rev.1) User Manual as mach2, Linux EMC, TurboCNC, • Screw-On connections CNCPlayer, CNCZeus and others. outputs terminals and input 15 (Not all tested). terminal. You only have to screw-on wires make your • All TTL 5VDC signals. Interface connections.

  • Page 3: Functional Block Diagrams

    M35 (Rev. 1) User Manual 4. Functional Block Diagrams Note: All Inputs are straight connected from the expansion pin header to the DB25 connector except input 15 that is available through onboard terminal. Input 15 simplified functional block diagram Fig. 1 Simplified functional block diagram for the input.

  • Page 4: Wiring Diagrams

    M35 (Rev. 1) User Manual 5. Wiring diagrams Fig. 3 M35 Connection scheme Revision: 1/25/2010 http://cnc4pc.com/TechDocs/M35R1_User_Manual.pdf...
  • Page 5 Arturo Duncan are not liable for any accidents resulting from the improper use of these devices. The M35 is not fail-safe device, and it should not be used in life support systems or in other devices where its failure or possible erratic operation could cause property damage, bodily injury or loss of life.

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