@mb This is normal and all you have to do is press the reset button on the core2.
The running program overrides the firmware and blocks accesses to the UIFlow server .
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RE: UIFlow web IDE error after using timer: "Upload code failed"
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RE: Unable to request HTTPS endpoint with LAN Module 13.2
Hello @msauv
have you looked at this example from the ESP_SSLClient library? Works for me.
Thanks
Felix -
RE: M5Burner white screen on windows 10
@Zerys1337 what folder are you trying to run M5Burner from?
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RE: Dial how to use touch?When my touch the screen,data is messy.
@kuriko What do you mean "data is messy"?
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RE: M5Dial external i2C (port A) with Arduino Wire
Hello @minieigi
you are correct, the standard Wire pins are configured correctly for port A, but in your case you don't want the I2C_Class wrapper from M5Unified. So the idea is to release/end
Wire
as it has been initialized inM5.begin()
and then restartWire
by callingWire.begin(13, 15)
.And yes, I think the
release()
is done automatically whenWire
is re-initialize.Note: I don't have this particular sensor so I cannot fully test this myself.
Thanks
Felix -
RE: M5Dial external i2C (port A) with Arduino Wire
Hello @minieigi
have you tried to simply use
Wire
? E.g.// i2Ctwo.begin(SDA_2, SCL_2); Wire.begin(SDA_2, SCL_2);
In addition you could also try to first release/end the predefined
Wire
:M5.Ex_I2C.release();
Thanks
Felix -
RE: Pa hub
Hello @Bipman
PaHub can be used as simple hub as long as no connected unit is using its I2C address of 0x70.
See example in UIFlow2 Project Zone: M5Core_PaHub_As_Simple_Hub_UIFlow2.1.5
Thanks
Felix -
RE: M5StampS3:GPIO3 Analog input don't work
Hello @gohan_oishii
GPIO3 on the ESP32S3 is a strapping pin (see here) and is pulled up via external 10 k resistor (see schematic here).
Thanks
Felix -
RE: Pa hub
Hello @Bipman
you probably don't need a PaHub for your setup.
If the I2C units you want to connect all have different I2C addresses a simple Grove hub is enough.
PaHub is only required if you want to connect I2C units which share the same I2C address.
Thanks
Felix -
RE: Issues with Pahub - Some I2C units work, others don't
Hello @BJHSartorius
first of all for your setup there is no need for a PaHub as all four I2C units have different I2C addresses and therefore all four units can be connected in parallel using these. You can read about I2C here.
I2C addresses of your four units: NCIR: 0x5A; Weight I2C: 0x26; Tof4m: 0x29; ENV III: 0x44/0x70
That said, I don't know why there is an issue when ToF4m is added.
However, I do know why there is an issue with PaHub and ENV III. They both share the same I2C address (0x70). In other words PaHub and ENV III can never be used on the same I2C bus unless you manually (soldering required) change the I2C address of the PaHub; see here.
Thanks
Felix