USB to TTL a USB to TTL b

USB to TTL / USB-TTL / STC microcontroller programmer

Product Description:
Built-in USB to TTL Transfer chip.
Designed to be used for USB to TTL electronic projects.
TTL interface output, easy to connect to your MCU.
Dual 3.3V and 5V Power output, work with 3.3v and 5v target device.
The mini module is designed specifically for STC download and for Arduino Pro, supports all series of STC microcomputer with cold start reset button
Supports WIN7/VISTA/MAC/LINUX (32 bit /64 bit system)
USB to TTL conversion board used for STC microcontroller download DVD/ hard disk / router /GPS upgrade
For STC Download: SCM must be a minimum system and external crystal oscillator
Note: USB to Serial port can use the version above STC-ISPV3.94 to download the old version of STC microcontroller, as STC89C and STC12C series
Size: 5×1.7cm(apprxo)

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