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en:jethub_d1 [2022/02/02 16:29]
Aleksandr Kazantsev [1-Wire] 		en:jethub_d1 [2022/02/08 21:00] (current)
Aleksandr Kazantsev [Communications]
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 ==== General characteristics ==== ==== General characteristics ====
  
-   * Quad-core Amlogic A113X (ARM Cortex-A53) processor with an operating frequency of 1.4GHz;+   * Quad-core Amlogic A113X (ARM Cortex-A53) processor with an operating frequency up to 1.4GHz;
    * RAM 512 MB or 1 GB DDR3;    * RAM 512 MB or 1 GB DDR3;
-   * Non-volatile memory eMMC flash 8 GB or 16 GB.+   * Non-volatile memory eMMC flash 8 GB, 16 GB or 32GB.
  
 Equipment options: Equipment options:
    * 512MB RAM / 8GB eMMC;    * 512MB RAM / 8GB eMMC;
-   * 1GB RAM / 16GB eMMC.+   * 1GB RAM / 16GB eMMC; 
 +   * 1GB RAM / 32GB eMMC;
  
 ==== Communications ==== ==== Communications ====
  
-   * Integrated dual-band (2.4GHz and 5GHz) AMPAK AP6255 WiFi/Bluetooth wireless module (Broadcom BCM43455). Supports IEEE 802.11a/b/g/n/ac WiFi standards as well as Bluetooth 4.2 or;+   * Integrated dual-band (2.4GHz and 5GHz) AMPAK AP6255 WiFi/Bluetooth wireless module (for controllers with 8GB and 16GB eMMC) or AMPAK AP6256 (for controllers with 32GB eMMC). Supports IEEE 802.11a/b/g/n/ac WiFi standards as well as Bluetooth 4.2 or Bluetooth 5.0 (for controllers with 32GB eMMC);
    * Ethernet IEEE 802.3 10/100 Mbps;    * Ethernet IEEE 802.3 10/100 Mbps;
    * TI CC2538 + CC2592 or TI CC2652P1 ZigBee wireless module with output power up to 20dBm and supports ZigBee 3.0 standard.    * TI CC2538 + CC2592 or TI CC2652P1 ZigBee wireless module with output power up to 20dBm and supports ZigBee 3.0 standard.
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 A description of working with 1-wire devices in Linux can be found, for example, [[https://seahu.webnode.cz/_files/200000083-58f3659ef7/How%20to%20use%201-Wire%20bus-5.pdf|here]]. A description of working with 1-wire devices in Linux can be found, for example, [[https://seahu.webnode.cz/_files/200000083-58f3659ef7/How%20to%20use%201-Wire%20bus-5.pdf|here]].
  
-To initialize the 1-Wire DS2482 driver on the controller, you need to execute the following commands (by default, in JetHome Armbian, the 1-Wire bus is configured at system boot and no additional configuration is required):+To initialize the 1-Wire DS2482 driver (on the controller of revision up to 1.8), you must execute the following commands (by default, in JetHome Armbian, the 1-Wire bus is configured at system boot and this operation is not required):
  
 <code> <code>
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 </code> </code>
  
-After that, the 1-wire devices connected to the bus will be available in the /sys/bus/w1/devices/ directory. For instance:+1-wire devices connected to the bus will be available in the /sys/bus/w1/devices/ directory. For instance:
  
 <code> <code>
en/jethub_d1.1643808576.txt.gz · Last modified: 2022/02/02 16:29 by Aleksandr Kazantsev

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