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Making a simple AM Radio
Making a simple AM Radio Follow articleChelseaBack13 Apr 2015221 First experiences with radio frequency circuits.All the other projects I have made so far have been digital and microcontroller based,...
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How to Make PCB at Home
How to Make PCB at Home Last Updated on December 5, 2019 by Swagatam 19 Comments In this post we comprehensively learn a step wise process of making small DIY PCBs at home through minimum effort and...
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Programming the GD32V Longan Nano
Programming the GD32V Longan Nano Thu, Dec 3, 2020 RISC-V is gaining traction and some development boards have already popped up. One of them is the widely available Sipeed Longan Nano. Written...
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Randomness via an ADC A much higher level of randomness can be obtained by observing some aspect of the real physical world, and capturing a noisy signal (“noise” == “random” in physics … sort of)....
View ArticleNeuG, a True Random Number Generator Implementation
NeuG, a True Random Number Generator Implementation NeuG is an implementatio of True Random Number Generator, based on the sampling noise of ADCs (A/D converters). It runs on STM32F103, and it outputs...
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FRITZING IS STILL FREE! (HOW TO BUILD FROM SOURCE)
FRITZING IS STILL FREE! (HOW TO BUILD FROM SOURCE) Want the latest version of Fritzing for free? This tutorial will teach you how to build the latest version of Fritzing from source code, which is...
View ArticleBlack Magic Probe (BMP) on Bluepill
Black magic probe (BMP) on Bluepill (STM32F103C8 Minimum System Development Board) 2019-04-05 15:00 | tags: STM32STM32F103C8bluepillbmpblack-magic-probearduinolibopencm3 Why I decided to write this? I...
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Rust on STM32F103 Blue Pill with Probe-run tooling
quick start circuit4uDec 5, 2020·2 min read Rust embedded software tooling is always an interesting alternative to MCU vendor specific IDE software, such as those provided by TI, Microchip, STM32,...
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OpenOCD Notes
OpenOCD server Start the openocd server in one command window. See the previous post Using OpenOCD to flash ARM Cortex M3. #daemon configuration ################################################...
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一次说清Refinance是什么鬼
房地产投资基础知识】一次说清Refinance是什么鬼 hongyuincanada楼主 2018-01-28我在多套房贷款经验分享讲座里提到了一个理财思路：Purchase ,Hold, REfinance and SEll，即，PHRESE投资法，不必太在意每套投资房是否有正现金流，通过买入+持有+refinance+继续持有+继续refinance +...
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千万次的问: 投资CONDO,还是HOUSE
千万次的问: 投资CONDO,还是HOUSE 阅读量：133 疫情期间，房东和房客都经历了一次考验。我的朋友圈和客户群的很多房东们，都有过在疫情期间换租客的体验。 租客遇到财务困难是普遍现象，但是租客处理交租问题的态度却迥然不同：有人拒不交租金，因为疫情期间法院停止了驱逐欠租人；有些租客负担不了租金，主动提出搬出与家人和朋友合住；有人与房东协商适当降低租金，疫情后补交。...
View Article深度挖掘借款力 王红雨
认知盲点 在资本主义社会中，钱的主要作用是用来投资的，不仅仅是用来消费的 投资的两个工具，复利和杠杆中，在利率高的时候复利作用大，利率低的时候杠杆作用大 一分耕耘一分收获是无产阶级和农业/工业社会的思维，不适合资本主义和信息社会；没有被税过的收入，不能作为杠杆 对房价的恐惧，让一些人只看到现在，看不到未来，用自己的收入衡量别人的买房能力。房价是关键的少数人决定的。 房子是用来住的：自住或租给别人住...
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房从0到N之路
投资房从0到N之路 中国人：人为财死鸟为食亡；仓廪实则知礼节，衣食足则知荣辱；让生于有余，争起于不足；人富而仁义附焉；天下攘攘，皆为利往，夫千乘之王，万家之侯，百室之君，尚犹患贫，而况匹夫编户之民乎。” 新教徒的资本主义精神：系统地，理性地追求合法收入和资产，积累超过自身生活基本需求的财富，不虚度时光，不奢侈浪费。...
View Articlegem install 时权限问题的修正
2020 10 月 22 日 gem install 时权限问题的修正 进行 gem install 时，如果报如下权限错误： $ gem install jekyll bundler gem install jekyll bundler ERROR: While executing gem ... (Gem::FilePermissionError) You don't have write...
View Articlehow do i set up in Linux CLI?
On Ubuntu 20, here’s what I do: This is for the suprnova pool, you can change the address below if you want another pool / no pool. git clone https://github.com/WyvernTKC/cpuminer-gr-avx2 sudo apt-get...
View Article硅谷王川：去中心化的流动性黑洞，和区块链第一法则
1/ 流动性，就是钱的一种文邹邹的说法。它还包含了另外一个层面的含义，就是资产可以迅速 （最好是几分钟，不要等几个月甚至几年, 黄花菜都凉了）从一种状态流动变迁到另外一种状态（俗称“变现”），而在流动前后资产的价值没有较大的打折损耗。 2/...
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