LoPy4 can not connect to Pybytes. Exception: Board not detected: I2C bus error

[iarakis]

Hi, Its seams that the board connects, but I get an error Exception: Board not detected: I2C bus error, so I can not connect to the board through Pybytes.

ets Jun 8 2016 00:22:57

rst:0x1 (POWERON_RESET),boot:0x12 (SPI_FAST_FLASH_BOOT)
configsip: 0, SPIWP:0xee
clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
mode:DIO, clock div:1
load:0x3fff8028,len:8
load:0x3fff8030,len:1688
load:0x4009fa00,len:0
load:0x4009fa00,len:14592
entry 0x400a059c
WMAC: 30AEA4EC88DC
Firmware: 1.18.2.r6
Pybytes: 0.9.12
Pybytes configuration read from /flash/pybytes_config.json
Initialized watchdog for WiFi and LTE connection with timeout 660000 ms
WiFi connection established
WARNING: consider enabling TLS by using pybytes.enable_ssl()
Connected to MQTT mqtt.pybytes.pycom.io
Pybytes connected successfully (using the built-in pybytes library)
Now starting user code in main.py
Traceback (most recent call last):
File "main.py", line 37, in <module>
File "/flash/lib/pysense.py", line 18, in init
File "/flash/lib/pycoproc.py", line 103, in init
File "/flash/lib/pycoproc.py", line 103, in init
Exception: Board not detected: I2C bus error
Pycom MicroPython 1.18.2.r6 [v1.8.6-849-a210e85] on 2019-05-13; LoPy4 with ESP32
Type "help()" for more information.

[iarakis]

@iarakis said in LoPy4 can not connect to Pybytes. Exception: Board not detected: I2C bus error:

Exception: Board not detected: I2C bus error

The previous one is if I connect my LoPy4 to Makr board. If I connect to the Pysense board, I get the following:

ets Jun 8 2016 00:22:57

rst:0x1 (POWERON_RESET),boot:0x16 (SPI_FAST_FLASH_BOOT)
configsip: 0, SPIWP:0xee
clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
mode:DIO, clock div:1
load:0x3fff8028,len:8
load:0x3fff8030,len:1688
load:0x4009fa00,len:0
load:0x4009fa00,len:14592
entry 0x400a059c
WMAC: 30AEA4EC88DC
Firmware: 1.18.2.r6
Pybytes: 0.9.12
Pybytes configuration read from /flash/pybytes_config.json
Initialized watchdog for WiFi and LTE connection with timeout 660000 ms
WiFi connection established
WARNING: consider enabling TLS by using pybytes.enable_ssl()
Connected to MQTT mqtt.pybytes.pycom.io
Pybytes connected successfully (using the built-in pybytes library)
Now starting user code in main.py
Connected to Wifi