The software is "talking" at a different speed than the hardware is "listening" (common speeds are 115200 or 921600).
The RS232 or USB-to-TTL cable may be loose, or the TX (Transmit) and RX (Receive) pins might be swapped. Bootrom Error Wait For Get Please Check Stb Uart Receive
There is a peculiar intimacy to that string of words. “Wait For Get” feels like a plea. “Please Check” is a courteous reprimand. “Stb Uart Receive” names the culprit with mechanical detachment — a serial handshake has failed. The message is both instruction and indictment, terse as assembly code but weighted with the lived history of countless failed boots and midnight recoveries. It sits between the silicon and the human, a gatekeeper reminding us that the earliest act of bringing a device to life is, in fact, a conversation — two speakers agreeing on timing, voltage, and protocol. The software is "talking" at a different speed
If you are still struggling, you may need to check the USB burning tool log files for more specific errors. “Wait For Get” feels like a plea
Tip: If uncertain, swap TX and RX.