不止4次,根据FLASH的大小而定次数吧,指令都一样,电脑VC++
usb_control_msg(handle, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_ENDPOINT_IN,
program_mode * 16 + READ_FLASH, 0, 0, (char *)(pSerialPro->USB_rxdbuf), flash_pagesize * 2, 5000);
在STM32方面,有个flash_page_ADDR的全局变量,每读一次,自加1
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