zyxel_gs1920_series

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zyxel_gs1920_series [2021/01/01 16:33]
svanheule [GS1920-24HP] Add bus protocol for ADT7468
zyxel_gs1920_series [2021/01/01 16:54]
svanheule [GS1920-24HP] Add GPIO details
Line 25: Line 25:
   * PoE controller: STM32F100   * PoE controller: STM32F100
   * PoE PSE: 6× BCM59111   * PoE PSE: 6× BCM59111
-  * GPIO: 4× RTL8231+  * GPIO: 
 +    * 1× [[RTL8231]] as GPIO expander: I2C mode, device ID 0x3 (bus address 0x53), 8-bit register address width. 
 +    * 3× RTL8231 as shift register: port status LEDs
     * HC164 shift register for device status LEDs     * HC164 shift register for device status LEDs
   * ADT7468 (I2C/SMBus) thermal controller with 3× 3-pin fan   * ADT7468 (I2C/SMBus) thermal controller with 3× 3-pin fan
  • zyxel_gs1920_series.txt
  • Last modified: 2021/01/01 21:44
  • by svanheule