After an
download_all UART 1500 0 5
......
Call winc_programmer_uart.exe -p \\.\COM5 -d winc1500 -i m2m_image_3A0.bin -if prog -e -w -r -pfw ..\programmer_firmware\release3A0\programmer_release_text.bin
WINC Programming Tool 2.0.0 [r719] (Aug 13 2021)
Copyright (C) Microchip Technology Inc. 2021
error(uart_read:61): incomplete read from UART
error(winc_bus_sync_cmd:483): failed to read serial bridge ID query response
error: failed to initialise programming firmware '..\programmer_firmware\release3A0\programmer_release_text.bin' on device
*************** Failed to download *****************
… so I have a very very module problem.