CAN Bus
    PISO-CPM100-D/T
 
 
 
 
 
 
 
    CAN Bus
 
 
     

 
 
PISO-CPM100-D / PISO-CPM100-T
CANopen Firmware Inside and One Standalone Intelligent CAN Communication Board
 
 
 
 
 
PISO-CPM100-D
~ NEW ~
PISO-CPM100-T
~ NEW~
 
 
The PISO-CPM100 gives a very powerful and economic solution of an active CANopen master device with one CAN channel. It uses the NXP SJA1000T and 82C250 to be the CAN controller and transceiver, which provide bus arbitration, error detection with auto correction and re-transmission function. The 16-bit on-board microcontroller with real-time O.S., MiniOS7, allows many features, such as real-time message transmission and reception, filtering, preprocessing, and storage of CAN messages. Under the effect of the powerful microcontroller, this card can be made for one CAN controller manager without losing data, even in systems with a high PCI bus load. Therefore, the CANopen critical process can be implemented
 
 
directly by CANopen firmware in the PISO-CPM100. In addition, users can develop their CANopen application by using the CANopen library on the host computer. When the PISO-CPM100 is active, the data exchange between users¡¦ application and CANopen firmware is performed via the memory mapping method of the PISO-CPM100.
 
   
 
 
     
 
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Laboratory Equipment & Research
 
     
 
 
 
     
 
Item
PISO-CPM100-D/T
Bus Type
33 MHz 32bit 5V PCI bus(V2.1) plug and play mechanism
CPU
80186, 80 MHz
Flash/SRAM/EEPROM
512K bytes / 512K bytes / 2K bytes
CAN Controller
Phillips SJA1000T CAN Controller
CAN Transceiver
Phillips 82C250 CAN Transceiver
CAN Interface
ISO/IS 11898-2, 9-pin D-sub female connector/5-pin screw terminal connector
Specific
Follow CiA DS-301 V4.01 and support CiA DS-401
Transfer Rate
Support 10 K, 20 K, 50 K, 125 K, 250 K, 500 K, 800 K, 1M bps
Slave number
Each Port support maximum nodes up to 127
Communication
Support NMT/EMCY/SYNC/SDO/PDO/Error Control protocols
Data Exchange
PCI interface with DPRAM memory mapping
Library
Provide VC++6.0/VB6/BCB6 function libraries to process CANopen messages
Time Stamp
Timestamp of CAN message with at least ¡Ó1ms precision
Buffer Size
240 records CANopen PDO message receive buffer
Board No.
Select with DIP switch
Isolated
2500 Vrms on CAN side
Terminal Resister
120 £[ terminal resister selected by jump
Driver Support
Windows 98/ME/NT/2K/XP
LEDs
Tx/Rx LED, Error LED
Power Consumption
+ 5V@300 mA
Operating Temp.
0 ¢J~60 ¢J
Storage Temp.
-20 ¢J~80 ¢J
Humidity
0~90 %, non-condensing
Dimensions
130 mm x 110 mm (W x H)

 
     
 
 
 
     
 
  • One CANopen master communication port.
  • Standard CANopen specification DS-301 v4.01.
  • Support the CANopen slaves which follow the specification DS-401 v2.1.
  • Each PISO-CPM100 support maximum nodes up to 127.
  • Programmable bauds¡G10 K, 20 K, 50 K, 125 K, 250 K, 500 K, 800 K, and 1M bps.
  • Support node guarding protocol.
  • Support architecture¡GSingle-Master to Multi-Slave, Multi-Master to Multi-Slave, Multi-Master to Single-Slave.
  • Provide Event-triggered, remote-requested, cyclic and acyclic SYNC of PDO mode.
  • The PDO communication supports single digital channel output so that users can just modify the value of one digital channel without changing the others.
  • Allow dynamic PDO mapping
  • The SDO communication supports segment protocol.
  • Support on-line adding and removing devices.
  • Timestamp of CAN message with at least ¡Ó1ms precision.
  • Provide VC++,VB, and BCB demos and function libraries
 
     
 
 
     
 
 
 
     
 
  • Development Toolkit for Windows NT4.0
  • Development Toolkit for Windows 98/ME
  • Development Toolkit for Windows 2000/XP
 
     
 
 
 
     
 
Record

The utility can save all the message that is received by PISO-CPM100 to a text file to help user to analyse the messages.

Configuration

The software supports the user to configure the CANopen communication setting. And after configuring, user can save the setting into a cpm file for that user want to use the same setting next time.

Remote I/O access
The software utility can easily to access the I/O data of all the slave devices. The users can monitor the input data of the specific slave device and change the output data to the remote slave device with this utility.

 
     
 
 
 
     
 

Hardware Compare

Performance Test with PISO-CAN 200/400-D/T
Product Name
PISO-CPM100
PISO-CAN-200/400
with CANopen Library
Protocol decoder
186 CPU
PC CPU
Time stamp
186 Timer (0.1 ms)
PC Timer (about 1 ms)
CPU Loading
Light
Heavy
Performance
High
Normal
Application
Various and complex CANopen application
General purpose CANopen application

Test environment¡G

CPU¡GIntel(R) Pentium(R) 4 CPU 2.40 GHz
OS¡GMicrosoft Windows XP Professional Version 2002 Service Pack 2
RAM¡G512 MB
CAN Baudrate¡G1000 bps

Test result¡G

Function
PISO-CPM100 (ms)
PISO-CAN200/400 with CANopen library (ms)
Add Node
4 ~ 5
1265 ~ 1280
Read 4 bytes data by SDO
1.23 ~ 1.24
19.37 ~ 19.47
Read 9 bytes data by SDO
3.62 ~ 3.63
58.21 ~ 58.61
Write 4 bytes data by SDO
1.23 ~ 1.24
18.81 ~ 19.69
Read 8 bytes data by PDO
1.16 ~ 1.17
16.49 ~ 16.57
Write 8 bytes data by PDO
0.29
0.13
Note 1¡G
The data of above list is average of 1000 message.
Node 2¡G
If user use the guarding function with PISO-CAN200/400 with CANopen library, the guard error event may be occured when the slave is more and the guarding time is shorter. This is because of that the accuracy of timer of windows is not enough.
 
     
 
 
 
     
 
PISO-CPM100-D
CANopen firmware built-in and one standalone intelligence CAN communication port with D-sub 9-pin connector
PISO-CPM100-T
CANopen firmware built-in and One standalone intelligence CAN communication port with 5-pin screw terminal connector
 
     
   
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