USB Port Converter Module, USB To UART IIC SPI TTL ISP EPP MEM CH341A Chip USB Serial Port Adapter With Working Status Indicator For Program Debugging - Walmart.com
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SC16IS752/SC16IS762 | NXP Semiconductors
CH341A Programmer USB to UART/IIC/SPI Convertor Parallel Port Converter onboard UART and SPI/I2C Operating Indicator Lamp _ - AliExpress Mobile
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1PCS SC16IS752 I2C/SPI bus interface to dual channel UART conversion module | eBay
Amazon.com: JESSINIE 2Pcs SC16IS750 Serial Adapter Module Single UART I2C SPI to RS232 RS485 Two-Way Serial Module IO Port Programmable 3.3V 2.5V for Portable Battery Operated Equipment : Electronics
Devantech USB to UART, I2C, SPI, serial adapter (USB-ISS) | Acroname