STMicroelectronics has introduced a new adaptation board, the B-STLINK-ISOL, designed to enhance the isolation and voltage adaptation capabilities for STM32 MCU targets. This additional module is specifically tailored for microcontroller targets running below 3.3V, extending support down to 1.65V.
The B-STLINK-ISOL board is intended as an extension to the STLINK-V3SET, complementing its functionality by providing crucial isolation and voltage adaptation features. When utilized as an STM32 debugging probe, supporting JTAG/SWD/SWV/VCP interfaces, the module can be seamlessly integrated into the original STLINK-V3SET casing through the STDC14 connector. This integration ensures a compact and efficient solution for developers working with low-voltage STM32 targets.
Moreover, the B-STLINK-ISOL board offers versatility in its application by allowing insertion between the STLINK-V3SET mainboard (MB1441) and its adapter board (MB1440). This configuration enables convenient access to bridge signals and other connectors, facilitating a streamlined development and debugging process for STM32-based projects.
It is important to note that while the B-STLINK-ISOL board enhances voltage adaptation for STM32 targets, it does not provide support for STM8 targets. For STM8 targets, voltage adaptation is handled on the baseline adapter board (MB1440) included with the STLINK-V3SET, ensuring comprehensive compatibility across different microcontroller platforms.
In conclusion, STMicroelectronics' B-STLINK-ISOL board emerges as a valuable addition to the STM32 development ecosystem, offering enhanced isolation and voltage adaptation capabilities for low-voltage MCU targets. By seamlessly integrating with existing STLINK-V3SET components and providing versatile deployment options, this adaptation board empowers developers to efficiently work with STM32 microcontrollers in diverse applications.
1.65 V to 3.3 V voltage adapter and galvanic isolation board for STLINK-V3SET
2.5 kVRMS insulation rating; 300 VRMS basic insulation working voltage per IEC 62368‑1:2014
Input/output isolation and level shifters for STM32 debug SWD, SWV, and JTAG signals
Input/output isolation and level shifters for VCP (virtual COM port) (UART) signals
Input/output isolation and level shifters for bridge (SPI/UART/I²C/CAN/GPIO) signals
Closed casing when using the STDC14 connector (STM32 SWD, SWV, and VCP)
Connection compatible with the STLINK-V3SET adapter board (MB1440) for STM32 microcontrollers JTAG and bridge
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