4 layers

Sim7070
onomondo/getting-started
Onomondo Getting Started development kit. Board design files and firmware.
96 parts7
Boards in 4 GitHub repositories, designed in KiCad, that use the SIM7000E by SIMCom Wireless Solutions (3V~4.3V 9uA I2C、USB、UART、GPIO、ADC NB-IoT、GSM、LTE、Cat-M PCM语音功能 SMD,24x24mm 2G/3G/4G/5G Modules ROHS). See how each wires it, with its parts, size, README and files; the SIM7000E’s symbol, footprint and pinout are on its own page.

onomondo/getting-started
Onomondo Getting Started development kit. Board design files and firmware.

