Lup Yuen Lee 李立源 @lupyuen@qoto.org

Our #BL602 Build, Flash and Run Firmware script generates the #RISCV Disassembly ... Let's track down the address of the RISC-V Exception

https://github.com/lupyuen/bl_iot_sdk/blob/lorarecv/customer_app/sdk_app_lora/run.sh

Aha! #BL602 hits a #RISCV Exception ... When processing the received #LoRa Packet! Let's follow these steps to troubleshoot...

https://lupyuen.github.io/articles/i2c#appendix-how-to-troubleshoot-risc-v-exceptions

Bill Gates: "I am innocent! The whole thing about 5G and microchips is pretty crazy. Why would I want to do that?" 😂

https://www.reddit.com/r/IAmA/comments/m8n4vt/im_bill_gates_cochair_of_the_bill_and_melinda/gri9hqj?utm_medium=android_app&utm_source=share&context=3

"Bill Gates: Ask Me Anything"

https://www.reddit.com/r/IAmA/comments/m8n4vt/im_bill_gates_cochair_of_the_bill_and_melinda/?utm_medium=android_app&utm_source=share

#RustLang Is Now One Step Closer To Entering The Mainline #Linux Kernel

https://linuxreviews.org/The_Rust_Programming_Language_Is_Now_One_Step_Closer_To_Entering_The_Mainline_Linux_Kernel

Hackers are exploiting #F5 BIG-IP #vulnerability with a severity of 9.8 out of 10

https://arstechnica.com/gadgets/2021/03/to-security-pros-dread-another-critical-server-vulnerability-is-under-exploit/

#PinePhone Beta Edition Pre-Orders

https://www.pine64.org/2021/03/19/beta-edition-pre-orders/

The Dual-Screen #Pinebook Pro

https://www.pine64.org/2021/03/19/dual-screen-pinebook-pro/

#LoRa Packet goes from #WisBlock Transmitter ... To #BL602 SX1276 Interrupt Handler ... To #FreeRTOS Task yay! Now we read the received LoRa Packet from SX1276 over SPI

https://github.com/lupyuen/bl_iot_sdk/blob/lorarecv/customer_app/sdk_app_lora/sdk_app_lora/demo.c

Let's use the Event Queue to forward the #LoRa Packet Received Interrupt ... From #BL602 Interrupt Handler ... To the #FreeRTOS Application Task

https://github.com/lupyuen/bl_iot_sdk/blob/lorarecv/customer_app/sdk_app_lora/sdk_app_lora/sx1276-board.c#L408-L441

Linus Torvalds on how AMD and Intel are changing how processor interrupts are handled

https://www.zdnet.com/article/linus-torvalds-on-how-amd-and-intel-are-changing-how-processor-interrupts-are-handled/

10 Best #Linux Terminal Emulators With Extra Features

https://itsfoss.com/linux-terminal-emulators/

#GoLang: What devs like and don't like right now

https://www.zdnet.com/article/google-go-programming-language-three-months-in-and-you-are-productive-say-developers/

Shall we teach #BL602 Multitasking with NimBLE Porting Layer? 1️⃣ Looks easier than FreeRTOS 2️⃣ It's portable to FreeRTOS, Mynewt, NuttX and RIOT OS 🤔

https://lupyuen.github.io/pinetime-rust-mynewt/articles/dfu#nimble-stack-for-bluetooth-le-on-pinetime

NimBLE Porting Library works great on #BL602 #FreeRTOS ... Multitasking made easier!

https://github.com/lupyuen/bl_iot_sdk/blob/lorarecv/customer_app/sdk_app_lora/sdk_app_lora/demo.c#L238-L296

Now we handle Events from the Event Queue ... #BL602 #FreeRTOS Multitasking made easier with NimBLE Porting Library

https://github.com/lupyuen/bl_iot_sdk/blob/lorarecv/customer_app/sdk_app_lora/sdk_app_lora/demo.c#L238-L296

#BL602 #FreeRTOS Multitasking made easier with NimBLE Porting Library ... Here's how we create an Event Queue ... And add an Event to the queue

https://github.com/lupyuen/bl_iot_sdk/blob/lorarecv/customer_app/sdk_app_lora/sdk_app_lora/demo.c#L238-L296