Translations:Wiren Board Smart Home 3.5/2/en
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Wiren Board Smart Home 3.5 consists of two circuit boards:
- modified iMX233-OLinuXino-micro/en - WB-IMX233-core/en
- Main Board Wiren Board v. 3.5
Main Board contains:
- Wi-Fi/en based on Realtek chip rtl8188/en
- GSM/GPRS networks and modem - Simcom SIM900R/en
- USB to Ethernet USB USB hub, SMSC lan9514/en
- RS-485/en - ADM3483.
- 8-channel analog multiplexer for the ADC (4 terminal block АЦП1-ADC4 4 and the terminals P1-P4). See also ADC/en.
- Outputs are "open collector" hardware low voltage load control
- SPI-to-UART bridge IC NXP SC16IS752/en
- RTC on-chip MCP79401/en (no devices installed by default, instead see SIM900R/en#RTC)
- CAN on chips MCP2515 and MCP2551
- radio module rfm69h 433MHz
- radio module NRF24L01 2.4 GHz
- The power supply circuit on the chip LTC4002