TTL to RS485 electrically isolated serial converter module ESP32-S3-RS485-CAN development board RS485 CAN communicator
SPECIFICATIONS
Brand Name: diymore
Choice: yes
Condition: New
High-concerned chemical: none
Origin: Mainland China
Package: SOP
Quantity: 1
Type: Relay
semi_Choice: yes

Features:
1.Based on ESP32-S3, dual core 240MHz, powerful AI computing power.
2. Supports Wi Fi+Bluetooth 5 (LE) for more stable wireless connection.
3. Isolated RS485/CAN interface for safer industrial communication.
4. Onboard RS485 and CAN indicator lights for easy sensing of device operation status.
5. The guide rail type shell design is easy to install and has strong protection.
Product Features:
Based on ESP32-S3 microcontroller, built-in Xtensa 32-bit LX7 dual core processor, with a clock speed of up to 240MHz
Integrated 2.4GHz Wi Fi and low-power Bluetooth BT 5 (LE) dual-mode wireless communication, with excellent RF performance
Onboard isolated RS485 interface, convenient for external expansion and access to various RS485 Modbus industrial expansion modules or sensors
Onboard isolated CAN interface, convenient for external expansion and access to various CAN devices
Onboard pin interface, allowing access to other devices
Onboard USB Type-C interface, can be used for power supply and download debugging, convenient for development and use
Onboard wiring terminal power supply interface, supporting a wide voltage range of 7V~36V power supply, convenient for industrial power supply use
Onboard RTC clock chip, supporting timed tasks
On board digital isolation to avoid external signal interference with the control chip
Onboard integrated power isolation can provide stable isolation voltage, and the isolation end does not require additional power supply
Onboard RS485 transceiver indicator light and CAN working indicator light, convenient for sensing the operating status of the device
Rail type protective shell, easy to install and use, with a shell for greater safety
Parameter:
Model: ESP32-S3-RS485-CAN
Microcontroller: ESP32-S3 (default ESP32-S3R8 chip)
Wireless communication: 2.4GHz Wi Fi (802.11 b/g/n), Bluetooth 5 (LE)
USB interface form: USB Type-C
Supply voltage: 5V
Function: Device power supply, USB communication, firmware download, etc
Isolation type RS485 communication interface:
Interface form: terminal block
Direction control: Automatic control through the main control hardware flow setting
Interface protection: Provides TVS tube protection, surge and electrostatic protection
Matching resistor: default NC, reserved 120R matching resistor, can be enabled by jumper cap
Isolation type CAN communication interface:
Interface form: terminal block
Direction control: Hardware automatically identifies and controls the direction of data transmission
Interface protection: Provides TVS tube protection, surge and electrostatic protection
Matching resistor: default NC, reserved 120R matching resistor, can be enabled by jumper cap
PWR power indicator light: connected to USB, red light on when voltage is detected
RS485 indicator light:
When data is sent from the RS485 interface, the green light will turn on
When data is sent back from the RS485 interface, the blue light will illuminate
CAN indicator light: Flashing when there is data communication on the CAN interface
Terminal power supply range: 7V~36V
Shell: Rail type protective shell
Size: 91.6 × 23.3 × 58.7 (mm)
Package Include:
ESP32-S3-RS485-CAN × 1
SH1.0 4PIN connection wire approximately 150mm x 1
Screwdriver x 1













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- Express Shipping: Expedited Shipping (5–9 Business Days)
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- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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