Product: MMDVM Duplex Hotspot Module Dual Hat with 0.96 OLED Display V1.47 Support P25 DMR YSF NXDN DMR Slot 1 + Slot 2 for Raspberry pi (with OLED)
Brand: AURSINC
Color: With OLED
DESCRIPTION
 Original cystal : Original ECS-TXO-3225-147.4-TR from USA
 Duplex variant of MMDVM_HS_Hat
 This PCB uses the MMDVM_HS . 
 It has two ADF7021 onboard and allows for duplex operation with two time slots on DMR.
 Setting Tips:
 Modem select: STM32_HS_GPIO
 FREQUENCY: UHF 433-900MHz, VHF 144-220 MHz. NOTE: TX =0, RX=0. Modem select: STM32_HS_GPIO ; 
To leave the screen on all the time In Pi-Star configuration, ensure you have "OLED Type 3" in the display type field at the top of the page, set Port to: modem.
 Also, in the Expert section, go to MMDVM host, and scroll down to the OLED section. Make sure LogoScreensaver is set to 1. This leaves the screen on all the time. Otherwise, it goes blank when idle
 Package List:
 1x MMDVM duplex HotSPOT Module
 2x Antenna
 2x SMA socket

HIGH PERFORMACE: 32-bit ARM processor, up to 10mW RF power, fully tested every piece.
WIDELY COMPATIBLE: Supports DMR, P-25, D-Star and System Fusion
WORK with RASBERRY Pi: Mounts cleanly on current Raspberry Pi including the Pi Zero , NOT compatible with Rasberry Pi 4.
EASY OPERATION: The firmware is pre-loaded and is easily upgraded via software. Onboard LEDs showing status (Tx,Rx,PTT,Mode)
FREQUENCY: UHF 433-900MHz, VHF 144-220 MHz. NOTE: TX =0, RX=0. Modem select: STM32_HS_GPIO ; To leave the screen on all the time In Pi-Star configuration, ensure you have "OLED Type 3" in the display type field at the top of the page, set Port to: modem. Also, in the Expert section, go to MMDVM host, and scroll down to the OLED section. Make sure LogoScreensaver is set to 1. This leaves the screen on all the time. Otherwise, it goes blank when idle

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