CAN (Controller Area Network) is a serial bus control protocol especially suited to constrnct intelligent industry devices networks and build smart automatic control systems. It is popularly applied in the industrial automation, building automation, vehicle, marine, and embedded control network. In order to expand the CAN functions of ICPDAS products, I-87120 module is developed for this purpose. It is a kind of module, and need to be plugged into a host unit, such as I-8000 series MCU (Main Control Unit), WinCon-8000 and LinCon-8000. I-87120 give a way to connect these ICPDAS host unit with CAN network. Owing to the features of I-8000 series MCU, WinCon-8000, WinPAC-8000 and LinCon-8000, these host units can be arranged to be a CAN converter, CAN slave device and CAN master device in a CAN network. The righr-hand-side figure shows the application architecture for I-87120 modules.
Applications
- DeviceNet, CANopen, CAN J1939, SDS (System Wide Network) protocol application
- CAN bus communication application.
- Industry automation
- Industrial Machinery
- Building Automation
- Food & Beverage
- Semiconductor Fabrication
- Control system

Features
Common Features:
- One CAN port expansion for I-8000 series MCU (main control unit), WinCon-8000, WinPAC-8000 and LinCon-8000
- 4096 records CAN message receive-buffer size
- 4096 records buffer size for the command from I-8000 series MCU/ WinCon-8000/WinPAC-8000/LinCon-8000 to I-87120
- Provide C/C++ function libraries to send and receive CAN messages
- Demos and utility are provided
- 3 indication LEDs (Rx, Tx and Err LEDs)
CAN Port Features:
- Support user-defined baud
- 2500 Vrms isolation
- Baud : 5Kbps, 10Kbps, 20Kbps, 25Kbps, 50Kbps, 100Kbps, 125Kbps, 200Kbps, 250Kbps, 500Kbps, 800Kbps, 1Mbps
Hardware |
CPU |
80186, 80 MHz or compatible |
SRAM/Flash/EEPROM |
512 KB / 512 KB / 2 KB |
RTC (Real Time Clock) |
Yes |
CAN Interface |
Controller |
NXP SJA1000T with 16 MHz clock |
Transceiver |
NXP 82C250 |
Channel number |
1 |
Connector |
5-pin screwed terminal block (CAN_L, CAN_SHLD, CAN_H, N/A for others) |
Baud Rate (bps) |
10 k, 20 k, 50 k, 125 k, 250 k, 500 k, 800 k, 1 M (allow user-defined baud rate) |
Transmission Distance (m) |
Depend on baud rate (for example, max. 1000 m at 50 kbps ) |
Isolation |
3000 VDC for DC-to-DC, 2500 Vrms for photo-couple |
Terminator Resistor |
Jumper for 120 Ω terminator resistor |
Specification |
ISO-11898-2, CAN 2.0A and CAN 2.0B |
LED |
Round LED |
Tx/Rx LED, ERR LED |
Software |
Driver |
For I-8000/IP-8000/ViewPAC/WinPAC/LinPAC/ XPAC |
Library |
TC/BC, GCC, VB.Net 2003, C#.Net 2003, VB.Net 2005, C#.Net 2005, eVC++ 4.0 |
Power |
Power supply |
Unregulated +10 ~ +30 VDC |
Power Consumption |
2 W |
Mechanism |
Dimensions |
31mm x 91mm x 115mm (W x L x H) |
Environment |
Operating Temp. |
-25 ~ 75 ℃ |
Storage Temp. |
-30 ~ 80 ℃ |
Humidity |
10 ~ 90% RH, non-condensing |
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