*************************** START **************************** START TIME: 202307081356 CONNECT BAUD: 115200 set state: ESP_DL_SYNC serial port opened ----------- baud:115200 root baud:115200 ------------- ===============BAUD : 115200===============CALL DEVICE SYNC connecting... chip sync ok mac l: 0xd807f4cc mac h: 0xa24022 crc_cal: 162 crc_read: 162 crc_test: 0 ESP32 MAC CRC OK get mac res: 1 get flash id : 0x0016405e manufacturer_id: 0x5e device_id: 0x4016 Wrote 886080 bytes (547274 compressed) at 0x00000000 in 8.1 seconds (effective 876.2 kbit/s)... Hash of data verified. Leaving... com closed Use time: 10 s Download result: PASS *************************** END **************************** *************************** START **************************** START TIME: 202307081356 CONNECT BAUD: 115200 set state: ESP_DL_SYNC serial port opened ----------- baud:115200 root baud:115200 ------------- ===============BAUD : 115200===============CALL DEVICE SYNC connecting... chip sync ok mac l: 0x9ebd222c mac h: 0xc000 crc_cal: 23 crc_read: 0 crc_test: 0 ESP32 MAC CRC FAIL set state: ESP_DL_EFUSE_ERROR get mac res: 0 com closed Use time: 2 s Download result: FAIL *************************** END **************************** *************************** START **************************** START TIME: 202307081356 CONNECT BAUD: 115200 set state: ESP_DL_SYNC serial port opened ----------- baud:115200 root baud:115200 ------------- ===============BAUD : 115200===============CALL DEVICE SYNC connecting... chip sync ok com closed Use time: 15 s Download result: FAIL *************************** END **************************** *************************** START **************************** START TIME: 202307081357 CONNECT BAUD: 115200 set state: ESP_DL_SYNC serial port opened ----------- baud:115200 root baud:115200 ------------- ===============BAUD : 115200===============CALL DEVICE SYNC connecting... chip sync ok com closed Use time: 8 s Download result: FAIL *************************** END ****************************