Hw-044 Datasheet [verified] Jun 2026

identifier is commonly used for two distinct electronics modules. Depending on your project, you are likely looking for either an RS232 to TTL Serial Converter 3.5" TFT LCD Touch Screen for Arduino. 1. HW-044 RS232 to TTL Serial Converter This module is built around the MAX3232 IC

Flashing routers, set-top boxes, and satellite receivers.

One of the primary reasons to consult the hw-044 datasheet is to understand its pin configuration. The module typically features a 7-pin or 8-pin male header (2.54mm pitch) and additional screw terminals for speaker output. hw-044 datasheet

| HW-044 Pin | Arduino Due Pin | |------------|------------------| | BCLK | Pin 3 (DAC1) | | LRC | Pin 2 (DAC0) | | DIN | Pin 9 (DAC2) | | Others | Same as above |

Connects to the Negative (-) power terminal of your target circuit or load. identifier is commonly used for two distinct electronics

Last updated: May 2026. Specifications are based on typical production units; always verify with your specific vendor for critical applications.

Connects directly to a standard 5V USB power supply (e.g., computer, wall adapter, or power bank). IN+ (Solder Pad): Alternative positive 5V DC input. HW-044 RS232 to TTL Serial Converter This module

The module typically features a 4-pin header for the TTL/Microcontroller side:

Here are the critical technical specifications for the HW-044 module, serving as its essential datasheet.