Search by the Β«codeΒ» tag Articles Show filter × Title Article type Basic article Review Translation Apply LED TESTER R02 STM32F401 IPS 160x80px (Schematic Overview) | Part 1 Summaryπ» MCU: Cortex-M4 STM32F401π₯ Display: IPS 160Γ80 px (ST7735)β‘Output voltage (MAX): 150V+π Output current (MAX): 150mA+π½ Control: Mechanical Buttonsπ Powering: 1S1P 3.7V 18650 Li-Ion Batteryπ Notification:Β Sound (Buzzer)β‘ Charging: USB Type-C led testeripsoledledtesterbooststep upstm32mcuembedded programmingcodehalcmcis 25.11.2025 77 admin 0