Lup Yuen Lee 李立源 @lupyuen@social.cleverlibre.org

More about #BL602 EFlash Loader

https://lupyuen.github.io/articles/flash#flash-the-firmware

Decompiled #BL602 EFlash Loader is here ... 10,000 lines of C to skim for goodies 👍

https://github.com/lupyuen/bl602-eflash-loader/blob/main/eflash_loader.c

Here's how we decompile a #BL602 #RISCV ELF with #Ghidra

https://youtu.be/3Ikn8Y775Lk

EFlash Loader is the program that runs on #BL602 to flash all firmware ... The ELF was uploaded recently (no source available) ... Let's look inside with Ghidra

https://github.com/bouffalolab/bl_iot_sdk/tree/master/flash_tool/chips/bl602/eflash_loader

Decompiled the new #BL602 EFlash Loader with #Ghidra 🤔

https://github.com/bouffalolab/bl_iot_sdk/blob/master/flash_tool/chips/bl602/eflash_loader/eflash_loader.elf

Simulating the IBM 360/50 mainframe from its microcode

http://www.righto.com/2022/01/ibm360model50.html?m=1

The Semiconductor Ecosystem – Explained

https://steveblank.com/2022/01/25/the-semiconductor-ecosystem/

"New Approach to Extracting Information from Large Ensembles of Sensors" (Chaotic oscillator)

https://www.titech.ac.jp/english/news/2022/062916

GPU Prices Drop Along With Crypto

https://www.tomshardware.com/news/gpu-prices-plummet-along-with-crypto

RAKwireless introduces 16 new WisBlock modules with #LoRaWAN, NFC reader, ...

https://www.cnx-software.com/2022/01/25/rakwireless-wisblock-modules-esp32-lorawan-nfc-reader/

How E Ink Developed Full-Color e-Paper

https://spectrum.ieee.org/how-e-ink-developed-full-color-epaper

Which means we'll have to patch blflash too 🤔

https://github.com/spacemeowx2/blflash/issues/9

#BL602 will have new Embedded Flash ... Get ready to update our dev tools 👍

https://gist.github.com/lupyuen/2cb2034a436dc75acc1aeb63ea3b9aa1#file-bl602-new-emdedded-flash-md

Here's how we Automagically Flash and Test the Daily Build of Apache #NuttX OS on #BL602 #RISCV SoC

https://lupyuen.github.io/articles/auto

"Superhero Secret Identities Aren't Possible with Today's Computing Technologies" (Privacy)

https://m-cacm.acm.org/blogs/blog-cacm/257976-superhero-secret-identities-arent-possible-with-todays-computing-technologies/fulltext

Silicon die teardown: a look inside an early 555 Timer Chip

http://www.righto.com/2022/01/silicon-die-teardown-look-inside-early.html?m=1

With Auto Flash & Test: No more worries about merging hundreds of Upstream Commits (and thousands of changed files) into our #NuttX Repo! 👍

https://lupyuen.github.io/articles/auto?22#merge-updates-from-nuttx

#RISCV Day Vietnam: Slides & Videos

https://riscv.or.jp/en/risc-v-day-vietnam-2022/

Reverse engineering the 1988 NeXT keyboard protocol

https://journal.spencerwnelson.com/entries/nextkb.html