ID115
product url
details
- nordic nrf51802_qfaa processor (16k ram, 256k flash)
- 16MHz crystal oscillator
zerog2k
/ dreamer_fwupdate.py
Last active Oct 27, 2020
script to upload firmware to FlashForge Dreamer (or PowerSpec Ultra3D) printers
View dreamer_fwupdate.py
| #!/usr/bin/env python3 | |
| ''' | |
| script to upload firmware to FlashForge Dreamer (or PowerSpec Ultra3D) printers | |
| ''' | |
| import usb | |
| import hashlib | |
| printer = usb.core.find(idVendor=0x2b71) | |
| CONTROL_EP = 0x01 |
zerog2k
/ gist:f8d5ad83d2b93f145a4f1d8964663d10
Last active Nov 30, 2020
notes for repurposing Ubiquiti CRM Point to "Cloud Key", by installing unifi controller
View gist:f8d5ad83d2b93f145a4f1d8964663d10
| install latest crmpoint fw per: | |
| https://community.ui.com/questions/Installing-airControl-on-CRM-Point/a4f1fdcd-114a-4c06-a842-e56eff486570 | |
| # login via ssh | |
| # change root/ubnt password | |
| passwd | |
| # fix jessie backports repo | |
| echo "deb http://archive.debian.org/debian jessie-backports main" >> /etc/apt/sources.list |
zerog2k
/ ypyt_sensor_parse.py
Last active Nov 9, 2020
reads and parses sensor data of JQ-200 / JQ-300 from ypyt cloud for given device token
View ypyt_sensor_parse.py
| #!/usr/bin/env python3 | |
| """ reads and parses sensor data from ypyt cloud for given device token """ | |
| # see https://github.com/xoseperez/espurna/issues/1644 for more context | |
| import json | |
| import os | |
| import sys | |
| import paho.mqtt.client as mqtt | |
| import time as t |
zerog2k
/ nginx.conf
Created Feb 7, 2019
poc of openresty config to dynamically route udp traffic to backends with ip whitelisting, based upon data stored in redis
View nginx.conf
| worker_processes 1; | |
| error_log logs/error.log; | |
| events { | |
| worker_connections 1024; | |
| } | |
| stream { | |
| lua_shared_dict config 10m; |
zerog2k
/ id115_description.md
Created Aug 11, 2018
ID115 Bluetooth BLE smart watch fitness band pinouts
View id115_description.md
zerog2k
/ lynwo_i8_description.md
Last active Apr 25, 2019
Lynwo i8 bluetooth smart watch fitness band with heart rate sensing
View lynwo_i8_description.md
LYNWO I8 watch
product url
- nordic nrf51822_qfaa processor (16k ram, 256k flash)
- 32MHz crystal oscillator
- oled, ssd1306, i2c, 64 x 48 ?
- GT20L16P1Y, SPI, unicode charset graphic rom?
zerog2k
/ gist:f830c5722c4686c327e2850406cb9377
Last active Jul 11, 2020
ID115 ble command set exploration
View gist:f830c5722c4686c327e2850406cb9377
| ID115 | |
| settings write on uuid 0x0af6 to device: | |
| responses read on uuid 0x0af7 (notify?) | |
| ------ | |
| startup - scan: | |
| > 0204 | |
| < Value: 0204f2fc581240a6 | |
| > Value: 0202 | |
| < Value: 02025b0a8f01076d6b050f06 |
zerog2k
/ delay-example.asm
Created Feb 27, 2017
View delay-example.asm
| ;Allocation info for local variables in function '_delay_ms_old' | |
| ;------------------------------------------------------------ | |
| ;ms Allocated to registers r7 | |
| ;i Allocated to registers r6 | |
| ;j Allocated to registers r5 | |
| ;------------------------------------------------------------ | |
| ; src/blinky.c:26: void _delay_ms_old(unsigned char ms) | |
| ; ----------------------------------------- | |
| ; function _delay_ms_old | |
| ; ----------------------------------------- |
zerog2k
/ gist:3ac7723c9387d847683258ba4baeaafc
Created Apr 23, 2016
arduino sketch for tinygps lib with lcd shield. Adapted from http://www.dfrobot.com/wiki/index.php?title=GPS_Module_With_Enclosure_%28SKU:TEL0094%29
View gist:3ac7723c9387d847683258ba4baeaafc
| // adapted from http://www.dfrobot.com/wiki/index.php?title=GPS_Module_With_Enclosure_%28SKU:TEL0094%29 | |
| // | |
| #include <TinyGPS.h> | |
| #include <LiquidCrystal.h> | |
| TinyGPS gps; | |
| LiquidCrystal lcd(8, 9, 4, 5, 6, 7); //LCD driver pins | |
| int led = 13; | |
zerog2k
/ stc15f_prog.c
Last active Oct 15, 2017
stc mcu programmer sample code from stc website for stc15f series, with some google translate ;)
View stc15f_prog.c
| /*---------------------------------------------------------------------*/ | |
| /* --- STC MCU Limited ------------------------------------------------*/ | |
| /* --- To be downloaded from the ISP chip (limited STC15 series), for example using the main chip -----------------*/ | |
| /* --- Mobile: (86)13922805190 ----------------------------------------*/ | |
| /* --- Fax: 86-755-82905966 -------------------------------------------*/ | |
| /* --- Tel: 86-755-82948412 -------------------------------------------*/ | |
| /* --- Web: www.STCMCU.com --------------------------------------------*/ | |
| /* If you want to use this code in the program, in the program, using the information and procedures specified macro crystal technology */ | |
| /* If you want to quote this code in the article, please indicate in the article the use of information technology and procedures Wang Jing */ | |
| /*---------------------------------------------------------------------*/ |
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