30pcs HW-728 CH340E MSOP10 USB to TTL Converter Module PRO MINI Downloader

Manual Click here to openThe USB to TTL downloader can be used as a serial communication a single chip downloader an STM32 downloader a route download etc The downloader has a USB interface which can easily extend the download line and at the same time reserve a pin header interface to facilitate short distance download and connection Features 1 Not only the power lamp PWR but also the TXD and RXD indicators so that you can intuitively understand whether the product is working without the instrument 2 Support WINDOWS 98 ME 2000 XP Server 2003 VISTA Server 2008 Win7 Win8 32 bit 64 bit win10 64 bit3 Small volume performance4 3v3 5V optional5 Micro USB interface data cable6 With 3 3V regulator chip ultra stable operation compatible with 5v 3 3V microcontroller program download and debug 7 Module size 15 7mm 15 7mm PCB size 16 02mm 17 4625mm STC Microcontroller Download Mode 1 Wiring as follows only need to connect 3 wires TXD terminal of USB downloader connect single chip microcomputer P3 0 RX RXD end of USB downloader connect single chip microcomputer P3 1 TX GND end of USB downloader connect single chip GND 2 The development board or small system uses a separate power supply After connecting the cable it will be found that even if the development board switch is turned off the power indicator of the development board will be lit weak This is a normal phenomenon or download the STC according to the serial port Series MCU method downlo