Many RF chips require a specific pin to be held high or low during power-up to enter "Flash Mode."
or device model you're working with (e.g., CC2531, ESP32, NRF52). Your operating system (Windows, macOS, Linux). rf flasher utility
: The tool can manage multiple devices simultaneously, including a "Plug and Play" mode that triggers programming as soon as a new device is connected. Supported Hardware Many RF chips require a specific pin to
To interface with the chip, you usually need a hardware bridge. This is often a USB-to-UART adapter or a dedicated debugger like a J-Link or ST-Link. The utility uses these bridges to speak the "language" of the chip, typically through protocols like UART, SPI, or SWD. 2. Communication Protocol NRF52). Your operating system (Windows