12BIT AD Sampling, Collecting for Stm32uart Communication ADC Module STM32 Uart Communication Adc Module UP To 16 12-Bit Ad Acquisition Channels (Resolution 4096) Use for Stm32f103r8t6 As The Main Control Chip And The Onboard Ch340t Chip. You Can View The Ad Sampling Results On The Pc Through The Type_C Data Line. Reserve Uart Serial Communication Interface And SWD Serial Debugging Interface, Up To 16 12-Bit Ad Acquisition Channels (Resolution 4096) Product Name: Stm32 16-Channel Ad Sampling Module Product Interface: Type C Interface Power Supply Instructions For Use: Interface Description: Ino-In15: 16 Ad Sampling Voltage Inputs; Gnd: Power Supply Negative Pole/Sampling Voltage Common Ground Interface; Tx, Rx: Uart Communication Interface Tck, Tms: Swd Debugging Interface 3v3/5v: Reserved 3.3v/5v Power Input Port Use On Pc: Install The Driver Of The Usb To Serial Port Chip Ch340, Plug The Module Into The Computer, Connect Ino-In15 To The Positive Pole Of The Sampling Voltage, And Gnd To The Negative Pole Of The Sampling Voltage (That Is, Common Ground Processing). Open The Serial Port Debugging Assistant And Select The Correct Com Port And Baud Rate ( 115200), You Can View The Ad Sampling Results. The Sampling Results Are Refreshed Every 500ms. This Time Can Be Modified Based On The Source Code. Here, Sample The 3.3v Voltage That Comes With The Module. The Steps Are As Follows: Prepare A Dupont Line, Connect One End To The 3.3v Pin That Comes With The Module, And The Other End To The Ino-In15 Pin In Turn. The Data Sent Through The Serial Port Can Be Found, Sampling Results Change Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Material: FR-4 colour: As Shown Package Contents: 1 x Sampling Module 1 x Single Row Of Pins (9pin) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.