ESP32-S2 USB + 4G Cat.1 Modem firmware BIN file

[ESP_Bob]

ESP32-S2 USB + 4G Cat.1 Modem

Firmware BIN
1. esp32s2 + ML302-DNLM/CNLM:

esp32s2_4g_ml302_dnlm_v1.0.zip

(443.28 KiB) Downloaded 1847 times

2. esp32s2 + AIR724UG-NFM:

esp32s2_4g_air724ug_v1.0.zip

(443.28 KiB) Downloaded 1810 times

3. esp32s2 + EC600N-CNLC-N06

esp32s2_4g_ec600ncnlcn06_v1.0.zip

(442.97 KiB) Downloaded 1812 times

Windows download tool
1. Tool: https://www.espressif.com/zh-hans/suppo ... ther-tools
2. burn address: 0x0
3. burn guide:

3.png (29.86 KiB) Viewed 50943 times

Source code && doc：
https://github.com/espressif/esp-iot-so ... _4g_module

[Simon0527]

我使用的是ML302的，但是usb port resetting failed ，请问是为什么，得到的log如下：
I (327) cpu_start: Starting scheduler on PRO CPU.
W (332) main: Force reset 4g board
I (336) gpio: GPIO[13]| InputEn: 0| OutputEn: 1| OpenDrain: 0| Pullup: 0| Pulldown: 0| Intr:0
I (3851) main: ====================================
I (3851) main: ESP 4G Cat.1 Wi-Fi Router
I (3851) main: ====================================
I (3856) gpio: GPIO[15]| InputEn: 0| OutputEn: 1| OpenDrain: 0| Pullup: 0| Pulldown: 0| Intr:0
I (3865) gpio: GPIO[17]| InputEn: 0| OutputEn: 1| OpenDrain: 0| Pullup: 0| Pulldown: 0| Intr:0
I (3875) gpio: GPIO[16]| InputEn: 0| OutputEn: 1| OpenDrain: 0| Pullup: 0| Pulldown: 0| Intr:0
I (3934) USB_HCDC: usb driver install succeed
I (3934) USB_HCDC: Waitting Device Connection
I (3964) USB_HCDC: USB Port=1 init succeed
I (3964) USB_HCDC: Waitting USB Connection
I (3964) USB_HCDC: Port power: ON
I (321265) USB_HCDC: line 263 HCD_PORT_EVENT_CONNECTION
I (321265) USB_HCDC: Resetting Port
E (321265) USB_HCDC: C:/UE/esp-iot-solution-usb-add_usb_solutions/components/usb/esp_usbh_cdc/esp_usbh_cdc.c:398 (_usb_port_reset):Port reset failed
E (321278) USB_HCDC: C:/UE/esp-iot-solution-usb-add_usb_solutions/components/usb/esp_usbh_cdc/esp_usbh_cdc.c:1048 (_usb_processing_task):Port Reset failed
W (321292) USB_HCDC: Resetting USB Driver
I (321297) USB_HCDC: hcd recovering
I (321351) USB_HCDC: Waitting USB Connection
I (321601) USB_HCDC: line 263 HCD_PORT_EVENT_CONNECTION
I (321601) USB_HCDC: Resetting Port
E (321601) USB_HCDC: C:/UE/esp-iot-solution-usb-add_usb_solutions/components/usb/esp_usbh_cdc/esp_usbh_cdc.c:398 (_usb_port_reset):Port reset failed
E (321613) USB_HCDC: C:/UE/esp-iot-solution-usb-add_usb_solutions/components/usb/esp_usbh_cdc/esp_usbh_cdc.c:1048 (_usb_processing_task):Port Reset failed

[ESP_Bob]

我使用的是ML302的，但是usb port resetting failed ，请问是为什么，得到的log如下：
I (327) cpu_start: Starting scheduler on PRO CPU.
W (332) main: Force reset 4g board
I (336) gpio: GPIO[13]| InputEn: 0| OutputEn: 1| OpenDrain: 0| Pullup: 0| Pulldown: 0| Intr:0
I (3851) main: ====================================
I (3851) main: ESP 4G Cat.1 Wi-Fi Router
I (3851) main: ====================================
I (3856) gpio: GPIO[15]| InputEn: 0| OutputEn: 1| OpenDrain: 0| Pullup: 0| Pulldown: 0| Intr:0
I (3865) gpio: GPIO[17]| InputEn: 0| OutputEn: 1| OpenDrain: 0| Pullup: 0| Pulldown: 0| Intr:0
I (3875) gpio: GPIO[16]| InputEn: 0| OutputEn: 1| OpenDrain: 0| Pullup: 0| Pulldown: 0| Intr:0
I (3934) USB_HCDC: usb driver install succeed
I (3934) USB_HCDC: Waitting Device Connection
I (3964) USB_HCDC: USB Port=1 init succeed
I (3964) USB_HCDC: Waitting USB Connection
I (3964) USB_HCDC: Port power: ON
I (321265) USB_HCDC: line 263 HCD_PORT_EVENT_CONNECTION
I (321265) USB_HCDC: Resetting Port
E (321265) USB_HCDC: C:/UE/esp-iot-solution-usb-add_usb_solutions/components/usb/esp_usbh_cdc/esp_usbh_cdc.c:398 (_usb_port_reset):Port reset failed
E (321278) USB_HCDC: C:/UE/esp-iot-solution-usb-add_usb_solutions/components/usb/esp_usbh_cdc/esp_usbh_cdc.c:1048 (_usb_processing_task):Port Reset failed
W (321292) USB_HCDC: Resetting USB Driver
I (321297) USB_HCDC: hcd recovering
I (321351) USB_HCDC: Waitting USB Connection
I (321601) USB_HCDC: line 263 HCD_PORT_EVENT_CONNECTION
I (321601) USB_HCDC: Resetting Port
E (321601) USB_HCDC: C:/UE/esp-iot-solution-usb-add_usb_solutions/components/usb/esp_usbh_cdc/esp_usbh_cdc.c:398 (_usb_port_reset):Port reset failed
E (321613) USB_HCDC: C:/UE/esp-iot-solution-usb-add_usb_solutions/components/usb/esp_usbh_cdc/esp_usbh_cdc.c:1048 (_usb_processing_task):Port Reset failed

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