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DTS

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Everything posted by DTS

  1. Problem is solved. Is was an soldering issue at the 26 pin header. However, thans for your answers.
  2. The headline might be a bit misleading. I want to use the OPi Zero as master. But the system does not show any slave inside /sys/bus/w1/devices. Not at different pins, not with different sensors. I connected the sensors on a ESP8266, no problem.
  3. I'm running the newest Arbian Buster Kernel (Linux version 5.8.14-sunxi) on a Orange Pi Zero LTS. I can't get a DS18B20 running over days of experimeting. I read a lot in this forum, followed the suggestions of martinayotte and others, no success. The frustration/desperation begins to rise. Extract from boot screen: ------------------------------------------------------------------------------ Found mainline kernel configuration 32515 bytes read in 12 ms (2.6 MiB/s) 374 bytes read in 17 ms (21.5 KiB/s) Applying kernel provided DT overlay sun8i-h3-i2c0.dtbo 778 bytes read in 18 ms (42 KiB/s) Applying kernel provided DT overlay sun8i-h3-pps-gpio.dtbo 777 bytes read in 18 ms (42 KiB/s) Applying kernel provided DT overlay sun8i-h3-w1-gpio.dtbo 4185 bytes read in 17 ms (240.2 KiB/s) Applying kernel provided DT fixup script (sun8i-h3-fixup.scr) ## Executing script at 45000000 tmp_bank=A tmp_pin=10 ------------------------------------------------------------------------------ w1_bus_master1 is listed in /sys/bus/w1/devices. But not any slave. /etc/modules-load.d/modules.conf only contains: g_serial /boot/armbianEnv.txt contains: verbosity=1 bootlogo=false console=serial disp_mode=1920x1080p60 overlay_prefix=sun8i-h3 overlays=i2c0 pps-gpio w1-gpio param_w1_pin=PA10 param_w1_pin_int_pullup=1 rootdev=UUID=e891ced7-28ea-408c-bbe6-d0074b514c7b rootfstype=ext4 usbstoragequirks=0x2537:0x1066:u,0x2537:0x1068:u CPU min frequency is set to 648000 Hz I tried differen GPIOs, different sensors, both w/ and w/o pullup. No success. Currently connected to: VCC 3.3V - Pin 17 GND - Pin 25 1Wire - Pin 26 (PA10) If any other information is of importance, please let me know. Any suggestions to get it running would be highly appreciated.
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