Boards in 1 GitHub repository, designed in KiCad, that use the LE33CD-TR by STMicroelectronics (-40℃~+125℃@(Tj) 1 100mA 18V 200mV@(100mA) 3.3V 500uA 50uV 75dB@(1kHz) Fixed Over Current Protection、Over Temperature Protection Positive SOIC-8 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHS). See how each wires it, with its parts, size, README and files; the LE33CD-TR’s symbol, footprint and pinout are on its own page.
mlab-modules/I2C232V01
The base module is an integrated circuit SC18IM700, who works as a converter I2C / UART. I2C interface acts as the master. I2C can be used to speed 400kbit / Sau UART can be up to 460.8 kbit / s.