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ESPCB

shvmm

An ESP32 series based PCB for implementing BMS comms to Solar Inverters

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Main components

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Part NumberDescription
SN65HVD230CAN Bus Transceivers, 3.3V, 1Mbps, Low-Power capabilities, SOIC-8
CH340CUSB serial converter, crystal-less, UART, SOIC-16
ESP32-S3-WROOM-1RF Module, ESP32-S3 SoC, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 3.3V, onboard antenna, SMD
AMS1117-3.3

ESPCB schematic

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ESPCB board layout