{"product_id":"waveshare-qfp100-lqfp100-stm32-ic-test-socket-adapter-easy","title":"Waveshare QFP100 LQFP100 STM32 IC Test Socket Adapter - Easy","description":"\u003cp\u003eOur review of the Waveshare QFP100 LQFP100 adapter finds it is a practical test and programming tool for engineers and hobbyists working with STM32 MCUs in the 0.5mm QFP100 package. The single biggest reason to buy is straightforward access: it turns a delicate QFP100 STM32 into a board-ready module with accessible pins and built-in programming ports, making chip-level debugging and firmware burns far less fiddly than wiring directly to a package. For anyone who regularly prototypes or repairs STM32F1\/F2\/F3\/F4 and STM32L1 parts, this adapter saves time and reduces risk of bent leads.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQFP100 compatibility:\u003c\/strong\u003e Provides a Yamaichi IC test socket for STM32 MCUs in 0.5mm pitch QFP100 packages so devices seat reliably for programming and testing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJTAG\/SWD and USART ports:\u003c\/strong\u003e Built-in 20-pin JTAG\/SWD connector and optional 4-pin USART1 interface allow direct connection to common programmers and debuggers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClock support:\u003c\/strong\u003e Onboard socket for an external crystal plus a 32.768K crystal oscillator support stable system clock testing and low-power timekeeping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED indicators:\u003c\/strong\u003e Two LEDs are wired through jumpers to I\/O pins to provide quick visual confirmation of boot or GPIO behavior during development.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessible expansion pins:\u003c\/strong\u003e All MCU pins are routed to 2.54mm pitch expansion headers so you can breadboard or wire to peripheral test fixtures easily.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis adapter is aimed at embedded developers, repair technicians, and makers who need an easy, repeatable way to program and test STM32 microcontrollers in QFP100 packages. It is particularly useful when working with parts from the STM32F1xxV, STM32F2xxV, STM32F3xxV, STM32F4xxV and STM32L1xxV families because pinouts compatible with these series are explicitly supported.\u003c\/p\u003e\u003cp\u003eUsers who should look elsewhere include those who never remove MCUs from production boards or who require a surface-mounted programming jig for BGA\/LGA packages. It is not a drop-in replacement for custom fixtures that require nonstandard pin mapping or mechanical clamping beyond the socket.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReliable seating via a Yamaichi test socket makes frequent programming cycles less risky for the package leads.\u003c\/li\u003e\n\u003cli\u003eMultiple programming interfaces (JTAG\/SWD and USART1) cover the most common debug and flash tools without extra wiring.\u003c\/li\u003e\n\u003cli\u003eAccessible 2.54mm expansion headers let the user probe every MCU pin or connect test circuits quickly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLimited to QFP100 0.5mm pitch packages, so it will not fit other QFP counts or nonstandard pinouts.\u003c\/li\u003e\n\u003cli\u003eThe board is simple by design and lacks on-board level shifting or power regulation, so external power management may be required.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSocket type\u003c\/td\u003e\n\u003ctd\u003eYamaichi IC Test \u0026amp; Burn-in Socket for QFP100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported pitch\u003c\/td\u003e\n\u003ctd\u003e0.5mm pitch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported devices\u003c\/td\u003e\n\u003ctd\u003eSTM32 QFP100 families (STM32F1xxV, F2xxV, F3xxV, F4xxV, L1xxV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgramming interfaces\u003c\/td\u003e\n\u003ctd\u003e20-pin JTAG\/SWD port and 4-pin USART1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClock\u003c\/td\u003e\n\u003ctd\u003eOnboard socket for external crystal and 32.768K crystal oscillator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndicators\u003c\/td\u003e\n\u003ctd\u003eTwo LEDs connected to I\/O pins via jumpers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion headers\u003c\/td\u003e\n\u003ctd\u003eAll MCU pins routed to 2.54mm (100mil) pin headers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Waveshare QFP100 adapter is a cost-effective, no-frills solution for anyone who needs to program and test STM32 MCUs in QFP100 packages. It offers reliable socketing, standard programming ports, and convenient pin access, making it good value for labs and individual developers who perform frequent chip-level firmware work. Choose it when you need repeatable, low-risk programming of supported STM32 parts.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDoes it support STM32F4 devices?\u003c\/strong\u003e\u003cbr\u003eYes, it supports STM32F4 series devices that use the QFP100 0.5mm pitch package and compatible pinout.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I power the MCU from the adapter?\u003c\/strong\u003e\u003cbr\u003eThe board exposes MCU power pins on the headers but does not include on-board power regulation, so provide a suitable external supply or regulation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre the LEDs assignable to other pins?\u003c\/strong\u003e\u003cbr\u003eYes, the two LEDs are connected via jumpers to I\/O pins so you can reassign or remove them as needed.\u003c\/p\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":48707451650267,"sku":"B00KM6XRRK","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51Xbg6NMhlL._AC.jpg?v=1778873391","url":"https:\/\/gearmusthave.com\/products\/waveshare-qfp100-lqfp100-stm32-ic-test-socket-adapter-easy","provider":"GearMustHave","version":"1.0","type":"link"}