Showing posts with label OLED. Show all posts
Showing posts with label OLED. Show all posts

Sunday, May 5, 2019

OLED setting for Pi-Star


1, Rotate 180 degree
running effect

Setting step

 You can get one in www.bi7jta.org/cart

2, the type for 0.96 inch and 1.3 inch 



3, show OLED patch by KI9H
https://github.com/bi7jta/MMDVM_SCRIPT





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Saturday, May 5, 2018

GPIO Definition And Interface Diagram for Nano Series hotSPOT(jTA_SPOT)

Intention: Base on HAT GPIO Definition, you can switch to NanoPi, OrangePi.

GPIO Definition for Duplex hotSPOT（Pi3B/3B+/4B/Zero)



GPIO Definition for Nano hotSPOT(NanoPi NEO)






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

 Orange Pi Zero




Nano hotSPOT PCB 
 Signal at one end of a round point  

Nano hotSPOT 3.3V Fan interface(Use HS board) ↑








































PowerSupply2Fan (3V3 suggest)
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BI7JTA'S HAM RADIO help you build your Digital Repeater and Hotspot easier.

  For your easy DIY work . Winters CN for more information, h ave fun!  MMDVM Repeater board V3F4 , DMR YSF D-STAR NXDN M17 POCSAG FM htt...