CH341PAR Android Driver Download | Official SPI/I2C/GPIO Library (No Root)
CH341PAR Android Driver Download – Official USB to SPI/I2C/GPIO/Parallel Library (No Root)
Looking for the CH341PAR Android driver?
This is the official WCH (Nanjing Qinheng) package for using CH341, CH346, CH347, and CH339 chips on Android devices in USB Host (OTG) mode.
What is CH341PAR Android?
CH341PAR_ANDROID.ZIP is a driver-free (user-space) solution that lets Android apps communicate with:
- CH341 → USB to SPI / I2C / EPP / MEM parallel / GPIO
- CH346 → High-speed USB to Parallel FIFO / SPI
- CH347 → High-speed USB to JTAG / SPI / I2C / GPIO
- CH339 → USB to JTAG / SPI / I2C
Key advantages:
- Works on Android 4.4 and above
- No kernel module / no root required
- Pure Java library + demo APK
- Uses Android USB Host API only
Official Download
Direct official link (WCH):
CH341PAR_ANDROID.ZIP
- File size: ≈ 21.5 MB
- Version: 1.6 (updated 2025-02-26)
- Contains: APK installer, Java library (.jar), App Demo, and documentation
CH341PAR vs CH341SER – Important Difference
| Package | Mode | Typical Use Case |
|---|---|---|
| CH341SER | UART / Serial | USB-to-Serial adapters, Arduino, ESP |
| CH341PAR | SPI / I2C / Parallel / GPIO / JTAG | Flash programmers, EEPROM readers, GPIO control, high-speed interfaces |
Use CH341PAR when your hardware is in parallel/SPI/I2C mode (common on CH341A programmers and multi-function adapters).
How to Use CH341PAR on Android
- Download and extract CH341PAR_ANDROID.ZIP
- Install the included demo APK (or integrate the library into your own app)
- Connect the CH341/CH347 device via USB OTG
- Grant USB permission when prompted
- Call the Java APIs for SPI, I2C, GPIO, EPP/MEM, etc.
The package includes a ready-to-run demo application so you can test SPI/I2C/GPIO communication immediately.
Common Search Keywords Covered
- CH341PAR Android download
- CH341 Android SPI I2C driver
- CH341PAR no root Android
- CH347 Android library
- WCH CH341PAR_ANDROID.ZIP
- USB Host SPI I2C Android CH341
Official source only: Always download from wch-ic.com or wch.cn to avoid modified or malicious packages.
