Hw-044: Datasheet ~upd~

Safety Note: Never reverse the polarity of the B+ and B- connections. Doing so will immediately destroy the TP4056 chip and poses a severe fire hazard with lithium batteries. Core Circuit Architecture

The standard DB9 female socket handles the high-voltage lines running to the target hardware or a computer's native COM port. While a standard DB9 pin layout features 9 pins, the HW-044 primarily handles the data pipeline: hw-044 datasheet

Before we look at the board, let's look at the datasheet for the core IC. Safety Note: Never reverse the polarity of the

The board splits its interfaces into two distinct regions for installation ease. 1. Microcontroller Side (4-Pin Header) HW-044-1 MAX3232 While a standard DB9 pin layout features 9

: Powered by the MAX3232 chip, which allows for reliable level shifting between RS232 and TTL logic.

MAX3232CSE (16-pin Narrow SOIC package)