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Hi GoodixIt possible to flash GR5515x via UART (maybe I2C or SPI) by boot rom loader? I didn't find any mention of it in the manuals. I can only flash via J-Link SWD and GProgrammer.
GProgrammer Uart also can flash GR5515x firmware which is use the rom uart.
About how to connect the uart hardware, you can see here: Hardware Connection
About how to set GProgrammer Uart, you can see here: Connection Management
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