Lup Yuen Lee 李立源 @lupyuen@qoto.org

#BL602 Stack Trace Hieroglyphics ... Can we use this to dump the Stack Trace for our #RISCV Exception? 🤔

https://github.com/bouffalolab/bl_iot_sdk/blob/master/components/bl602/freertos_riscv_ram/panic/panic_c.c#L6-L7

#Microsoft in talks to acquire #Discord for more than $10 billion

https://www.reuters.com/article/us-discord-m-a-idUSKBN2BE320

Can #BL602 show the Stack Trace for this #RISCV Exception? ... Let's find out 🤔

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

Japan car makers scramble to assess impact of Renesas auto chip plant fire

https://www.channelnewsasia.com/news/business/japan-car-makers-assess-impact-renesas-auto-chip-plant-fire-14462186

Never clear the #BL602 GPIO Interrupt Status! 🚧 ... This suppresses subsequent GPIO Interrupts 😲 ... We can now receive multiple #LoRa Packets yay!

https://github.com/lupyuen/bl_iot_sdk/blob/lorarecv/customer_app/sdk_app_lora/sdk_app_lora/sx1276-board.c#L402-L433

GitHub Actions Capture the Flag: Javascript injection

https://github.blog/2021-03-22-github-ctf-results/

Let's disable #LoRa Channel Activity Detection for now ... #BL602 receives first LoRa Packet ... But not the second packet 🤔

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

"Richard Stallman announcing his return to the Free Software Foundation's Board of Directors"

https://www.reddit.com/r/linux/comments/mac9zf/richard_stallman_announcing_his_return_to_the/?utm_medium=android_app&utm_source=share

#IoT Breadwinner is the new smart #sourdough starter tracker of my dreams

https://www.theverge.com/2021/3/19/22340817/breadwinner-smart-sourdough-starter-tracking-wifi-gadget-bread-yeast

Enabled #BL602 GPIO Interrupt Handler for #LoRa SX1276 ... And BL602 hits a #RISCV Exception ... At an invalid Program Address 🤔

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

Singapore: "Yes please, let’s talk about 'cancel culture'"

https://www.academia.sg/academic-views/cancel-culture/

Reconnected #PineCone #BL602 @PINE64 ... To #LoRa SX1276 pins DIO0 to DIO3 ... For testing our GPIO interrupt handler

https://github.com/lupyuen/bl_iot_sdk/blob/lorarecv/customer_app/sdk_app_lora/sdk_app_lora/sx1276.h

Let's handle #BL602 GPIO Interrupts the smarter way ... By iterating thru the Interrupt Events created with the NimBLE Porting Layer

https://github.com/lupyuen/bl_iot_sdk/blob/lorarecv/customer_app/sdk_app_lora/sdk_app_lora/sx1276-board.c#L369-L397

Popular remote lesson monitoring program could be exploited to attack student PCs

https://www.zdnet.com/article/popular-remote-student-learning-program-found-to-be-riddled-with-security-holes/

Octopus on Curry Noodles

#LoRaWAN Transmission Power vs Bandwidth vs Spreading Factor

https://www.thethingsnetwork.org/docs/lorawan/modulation-data-rate.html

#BL602 now detects Multiple GPIO Interrupts ... Triggered by #LoRa SX1276 yay!

https://github.com/lupyuen/bl_iot_sdk/blob/lorarecv/customer_app/sdk_app_lora/sdk_app_lora/sx1276-board.c#L404-L461