YAOGREENHAM New UHF VHF MMDVM jumbospot hotspot OLED Board Kit Offset

YAOGREENHAM New UHF VHF MMDVM jumbospot hotspot OLED Board Kit Offset

Deskripsi :

Model Number : KSYMMDVM
Brand Name : YAOGREEN
Origin : Mainland China
Certification : NONE


New arrival :If you want to buy the finished MMDVM hotspot power bank ,please click this link

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Antenna + Case + OLED + MMDVM hotspot Support P25 DMR YSF for Raspberry pi

STM32_MMDVM_HS HAT Rev1.7 Guide

new pi4b need remove R1 Resistor.

1.Hardware add (SDA,SCL)R20,R21 Connect stm32 i2c 2 bus to OLED,and raspi. oled message pwr on without RPI using mmdvm_hs custom fw,and i2c 2 bus.

2.Support i2c communition with raspi

Setting For Pi-star software and raspberry hardware (rpi 0-3) new pi4b need remove R1 Resistor.

Controller Mode:

Simplex Node

Radio Frequency : Freq:

144-148

,219-225,

(Main Band)420-475

,842-950

Example:438.000000

Radio/Modem Type:

STM32-DVM(GPIO)

14.7456 TCXO with RXOFFSET=0 TXOFFSET=0

Quick start:

1.download image

https://www.pistar.uk/downloads/

write it to card

2.insert card to rpi

3.wait to boot 5 minutes connect wifi

Pi-star-setup

pass

raspberry

4.open

http://pi-star/admin/

5.set freq ,dmr id ,dmr mode,add home's wifi ssid...

Default Username: pi-star

Default Password: raspberry

to support i2c communication change MMDVM_HS code(by Andy Uribe CA6JAU)->Config.h

// Host communication selection:

//#define STM32_USART1_HOST

//#define STM32_USB_HOST

#define STM32_I2C_HOST

to disable i2c 2 to raspi and oled just remove R20,R21

update new FW: (pi-star / expert / ssh access / user :pi-star pass:raspberry)

sudo pistar-mmdvmhshatflash hs_hat

ps:update new FW no oled pwr on message.

mode info pls visit

www.mmdvm.club

Technical

Terimakasih Sudah Belanja di Toko Kami.