Here is a art. from Mar 13 this year, so it should be running Jessie code. I would give it a lookÑ
https://pimylifeup.com/raspberry-pi-temperature-sensor/ If you google RPi temperature sensors there are pages of information on this one. Looks like everyone and his/her dog is using RPi to measure temperature. On Mon, Jan 16, 2017 at 11:48 PM, Michael C. Robinson < [email protected]> wrote: > I am using a Raspberry Pi 3 2016 Model B. > > I'm trying to use USB TEMPer2 Thermometers to detect the temperature > of ice water and the temperature of nearly boiling water. I am not > getting the correct temperatures. > > pi@raspbypi:~/project $ cat temper-pi.txt > http://www.linuxjournal.com/content/temper-pi > pi@raspbypi:~/project $ > > pi@raspbypi:~/project $ lsusb > Bus 001 Device 010: ID 0c45:7401 Microdia > Bus 001 Device 009: ID 0c45:7401 Microdia > Bus 001 Device 008: ID 0c45:7401 Microdia > Bus 001 Device 007: ID 0409:0058 NEC Corp. HighSpeed Hub > Bus 001 Device 005: ID 0a81:0205 Chesen Electronics Corp. PS/2 > Keyboard+Mouse Adapter > Bus 001 Device 011: ID 0c45:7401 Microdia > Bus 001 Device 006: ID 0c45:7401 Microdia > Bus 001 Device 004: ID 0409:0058 NEC Corp. HighSpeed Hub > Bus 001 Device 003: ID 0424:ec00 Standard Microsystems Corp. > SMSC9512/9514 Fast Ethernet Adapter > Bus 001 Device 002: ID 0424:9514 Standard Microsystems Corp. > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > pi@raspbypi:~/project $ > > pi@raspbypi:~/project $ lsusb -t > /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=dwc_otg/1p, 480M > |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/5p, 480M > |__ Port 1: Dev 3, If 0, Class=Vendor Specific Class, > Driver=smsc95xx, 480M > |__ Port 2: Dev 4, If 0, Class=Hub, Driver=hub/4p, 480M > |__ Port 1: Dev 6, If 0, Class=Human Interface Device, > Driver=, 1.5M > |__ Port 1: Dev 6, If 1, Class=Human Interface Device, > Driver=, 1.5M > |__ Port 4: Dev 11, If 0, Class=Human Interface Device, > Driver=, 1.5M > |__ Port 4: Dev 11, If 1, Class=Human Interface Device, > Driver=, 1.5M > |__ Port 3: Dev 5, If 0, Class=Human Interface Device, > Driver=usbhid, 1.5M > |__ Port 3: Dev 5, If 1, Class=Human Interface Device, > Driver=usbhid, 1.5M > |__ Port 4: Dev 7, If 0, Class=Hub, Driver=hub/4p, 480M > |__ Port 1: Dev 8, If 0, Class=Human Interface Device, > Driver=, 1.5M > |__ Port 1: Dev 8, If 1, Class=Human Interface Device, > Driver=, 1.5M > |__ Port 2: Dev 9, If 0, Class=Human Interface Device, > Driver=, 1.5M > |__ Port 2: Dev 9, If 1, Class=Human Interface Device, > Driver=, 1.5M > |__ Port 4: Dev 10, If 0, Class=Human Interface Device, > Driver=, 1.5M > |__ Port 4: Dev 10, If 1, Class=Human Interface Device, > Driver=, 1.5M > pi@raspbypi:~/project $ > > pi@raspbypi:~/project/temper-python $ cat take_temps.bash > #!/bin/bash > > while (true) > do > sudo temper-poll -p > sleep 10 > done > > @raspbypi:~/project/temper-python $ ./take_temps.bash > Found 5 devices > Device #0 (bus 1 - port 4): 25.1°C 77.1°F > Device #1 (bus 1 - port 2): 24.1°C 75.3°F > Device #2 (bus 1 - port 1): 21.5°C 70.7°F > Device #3 (bus 1 - port 4): 23.8°C 74.9°F > Device #4 (bus 1 - port 1): 23.2°C 73.8°F > Found 5 devices > Device #0 (bus 1 - port 4): 25.1°C 77.1°F > Device #1 (bus 1 - port 2): 24.1°C 75.3°F > Device #2 (bus 1 - port 1): 21.5°C 70.7°F > Device #3 (bus 1 - port 4): 23.8°C 74.9°F > Device #4 (bus 1 - port 1): 23.2°C 73.8°F > Found 5 devices > Device #0 (bus 1 - port 4): 25.1°C 77.1°F > Device #1 (bus 1 - port 2): 24.1°C 75.4°F > Device #2 (bus 1 - port 1): 21.5°C 70.7°F > Device #3 (bus 1 - port 4): 23.8°C 74.9°F > Device #4 (bus 1 - port 1): 23.2°C 73.8°F > Found 5 devices > Device #0 (bus 1 - port 4): 25.1°C 77.1°F > Device #1 (bus 1 - port 2): 24.1°C 75.4°F > Device #2 (bus 1 - port 1): 21.5°C 70.7°F > Device #3 (bus 1 - port 4): 23.8°C 74.9°F > Device #4 (bus 1 - port 1): 23.2°C 73.8°F > Found 5 devices > Device #0 (bus 1 - port 4): 25.1°C 77.1°F > Device #1 (bus 1 - port 2): 24.2°C 75.5°F > Device #2 (bus 1 - port 1): 21.5°C 70.7°F > Device #3 (bus 1 - port 4): 23.8°C 74.9°F > Device #4 (bus 1 - port 1): 23.2°C 73.8°F > Found 5 devices > Device #0 (bus 1 - port 4): 25.1°C 77.1°F > Device #1 (bus 1 - port 2): 24.2°C 75.5°F > Device #2 (bus 1 - port 1): 21.5°C 70.7°F > Device #3 (bus 1 - port 4): 23.8°C 74.9°F > Device #4 (bus 1 - port 1): 23.2°C 73.8°F > ^C > > Please note the following changes to Raspbian, Jessie I believe... > > pi@raspbypi:~/project/temper-python $ cat /boot/cmdline.txt > dwc_otg.lpm_enable=0 console=serial0,115200 console=tty1 > root=/dev/mmcblk0p7 rootfstype=ext4 elevator=deadline fsck.repair=yes > rootwait quiet splash plymouth.ignore-serial-consoles > usbhid.quirks=0x0c45:0x7401:0x4 > > pi@raspbypi:~/project/temper-python $ cat /etc/udev/rules.d/99- > tempsensor.rules SUBSYSTEMS=="usb", ACTION=="add", > ATTRS{idVendor}=="0c45", ATTRS{idProduct}=="7401", MODE="666" > > The above changes allow non non root users to use temper-python and > they should prevent problems with the sensors being identified as > keyboards? > > The following is an excerpt out of dmesg: > > [ 206.199665] usb 1-1.2.1: new low-speed USB device number 14 using > dwc_otg > [ 206.317607] usb 1-1.2.1: New USB device found, idVendor=0c45, > idProduct=7401 > [ 206.317619] usb 1-1.2.1: New USB device strings: Mfr=1, Product=2, > SerialNumber=0 > [ 206.317626] usb 1-1.2.1: Product: TEMPer2_M12_V1.3 > [ 206.317633] usb 1-1.2.1: Manufacturer: RDing > [ 206.409673] usb 1-1.2.4: new low-speed USB device number 15 using > dwc_otg > [ 206.527634] usb 1-1.2.4: New USB device found, idVendor=0c45, > idProduct=7401 > [ 206.527645] usb 1-1.2.4: New USB device strings: Mfr=1, Product=2, > SerialNumber=0 > [ 206.527653] usb 1-1.2.4: Product: TEMPer2_M12_V1.3 > [ 206.527659] usb 1-1.2.4: Manufacturer: RDing > > I noticed that the Linux Journal article is old and that the sensors I > have are likely newer than when the article was written. The seller > said Linux compatible, but is that true? > _______________________________________________ > PLUG mailing list > [email protected] > http://lists.pdxlinux.org/mailman/listinfo/plug > -- Chuck Hast -- KP4DJT -- Glass, five thousand years of history and getting better. The only container material that the USDA gives blanket approval on. _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
