MCP2515+TJA1050???

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KAKU
Posts: 5
Joined: 12 Aug 2021, 08:46
Location: Shenzhen, Guangdong
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MCP2515+TJA1050???

#1 Post by KAKU » 03 Dec 2021, 05:58

Hello!
I would like to know how I want to know how far CAN communication composed of MCP2515 + TJA1050 can be transmitted?
I checked a lot of information, but I couldn't find a specific example to illustrate under what circumstances the TJA1050 can reach a transmission distance of several kilometres.
Does MCP1525 can controller + TJA1050 CAN driver chip get to this result?
But in the TJA1050 spec below, the minimum transmission rate is 60kbit/S.
So at this rate, how far can it be?
BEST WISHES!
KA


Tips:https://www.utmel.com/components/tja105 ... 551?id=926
Continued to searching something new in electronic:
https://www.utmel.com/components/ds3231 ... uit?id=389 :D

hymnflakjacket
Posts: 1
Joined: 20 Jun 2024, 07:21

Re: MCP2515+TJA1050???

#2 Post by hymnflakjacket » 20 Jun 2024, 07:24

KAKU wrote: 03 Dec 2021, 05:58 Hello!
I would like to know how I want to know how far CAN communication composed of MCP2515 + TJA1050 can be transmitted?
I checked a lot of information, but I couldn't find a specific example to illustrate under what circumstances the TJA1050 can reach a transmission distance of several kilometres.
Does MCP1525 can controller + TJA1050 CAN driver chip get to this result?
But in the TJA1050 spec below, the minimum transmission rate is 60kbit/S.
So at this rate, how far can it be?
BEST WISHES!
KA


Tips:https://www.utmel.com/components/tja105 ... 551?id=926
The MCP2515 is a stand-alone CAN controller with SPI interface, and the TJA1050 is a high-speed CAN transceiver. They are used together for CAN bus communication, with the MCP2515 handling the CAN protocol and the TJA1050 connecting to the physical CAN bus.

For connection:
- Connect the SPI pins of MCP2515 (SCK, SI, SO, CS) to the microcontroller.
- Connect MCP2515 INT to a microcontroller interrupt pin.
- Connect MCP2515 TXD and RXD to TJA1050 TXD and RXD.
- Connect TJA1050 CANH and CANL to the CAN bus.

Refer to their datasheets for detailed pin configurations:
- MCP2515 Datasheet
- TJA1050 Datasheet

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