MMDVM for NanoPI Replace for Raspberry support DMR/YSF/P25/NXDN/DSTAR/POCSAG

Features:
Mini and Portable, L/W/H 5.6x6x4.1mm, Two way circulation and natural heat dissipation to avoid fan noise
Support MMDVM mode: DMR/YSF/P25/NXDN/DSTAR/POCSAG
Frequency range: 144-146Mhz,420MHz-475MHz,842MHz-950MHz
3xFast Setting Speed then raspberry zerow /2w,don't wait.
Replaceable folding antenna,center frequency 433MHz.
External USB port for USB wifi | rtlsdr stick |Usb to Serial connect Nextion 2.x-3.x tft screen
Certified seller：AURSINC/LUSYA with technical support
Including && components
1x MMDVM for nano PiHAT,
1x folding antenna,
1x Nanopi NEO 256M,
1x 16G/8G C10 TF Card
1x 0.96-inch OLED

Options:
1.USB to Usart ,use for link and power Nextion display.
2.USB WiFi support wifi function

Specs and Docs:
Power require: 5V2A
MCU: F103C8T6
Transceiver IC: ADF7021,Programmable output power: -16dBm to +10dBm
TCXO: 14.7456MHz,±2.5 ppm
PCB: 40mmx40mmx1.2mm
Host: NanoPi NEO 256M RAM,v1.4,A3 Architecture
Options USB WiFi: RTL8188CUS
OLED: I2C 128*64px, blue color
SDCard: 8Gb
Charging cable: Micro USB can transfer data, support 5V2A

http://wiki.friendlyarm.com/wiki/index.php/NanoPi_NEO

**Modem TYPE："MMDVM_HS_NPi Hat (VR2VYE) for Nano Pi(GPIO)"
update FW： sudo pistar-vyehsflash nano_hs**
http://www.pistar.uk/beta/Pi-Star_NanoPi_V4.1.5_25-Jun-2021.zip
Warning:
Be sure to use a qualified power supply 5V2A, non-conforming power will lead to bit error rate(BER) instability, Overvoltage will burn this NanoPi and HAT！

Easy to Start:
Just MicroUSB power it,Connect RJ45 with Router,Computer connect Router Open http://pi-star(win) or http://pi-star.local(MAC) to start,login user pi-star pass raspberry