Tiny Addressable Serial Converter
ICP DAS CO., LTD.
User Manual, Ver. 1.3, Apr. 2018, Page: 9
2.2
Features
Built-in “Addressable RS-232 Converter” firmware
Contains a powerful 32-bit MCU
10/100 Base-TX Ethernet, RJ-45 x1
(Auto-negotiating, auto MDI/MDIX, LED Indicators)
Includes redundant power inputs: PoE (IEEE 802.3af, Class 1) and DC jack
Allows automatic RS-485 direction control
Supports UDP responder for device discovery
Allows easy firmware update via the Ethernet
Built-in Web server for easy configuration
Terminal block connector for easy wiring
Tiny form-factor and low power consumption
RoHS compliant and no Halogen
Made from high-grade fire-retardant materials (UL94-V0 Level)
Cost-effective
2.3
Selection Guide
Model
CPU
Ethernet
Baud Rate
COM1
COM2
COM3
tM-7521
32-bit MCU
10/100 Base-TX,
PoE
115200 bps
2-wire
RS-485
5-wire
RS-232
-
tM-7522
2-wire
RS-485
3-wire
RS-232
3-wire
RS-232
3-Wire RS-232: RxD, TxD, GND (Non-isolated)
5-Wire RS-232: RxD, TxD, CTS, RTS, GND (No-isolated)
2-Wire RS-485: DATA+, DATA-, GND (Non-isolated)
