Lup Yuen Lee 李立源 @lupyuen@qoto.org

Building a microcluster with RockPro64

https://mattbernhard.medium.com/building-a-microcluster-812b176e2f76

These 2 #BL602 SPI Functions are begging me to call them ... Phew this SPI HAL is confusing 🤔

https://github.com/lupyuen/bl_iot_sdk/blob/spi/components/hal_drv/bl602_hal/hal_spi.c#L405

How Singapore Street Food got recognized as UNESCO treasure

https://www.nationalgeographic.com/travel/2021/01/why-unesco-is-honoring-singapore-street-food/

500 #Sourdough Starters from 4 continents yield surprises

https://www.futurity.org/sourdough-starters-yeast-bread-microbes-2507252-2/

Commented out the waiting for #BL602 SPI DMA ... Yep no more hanging ... But no SPI Data received. Interrupt Counters show that DMA Interrupts weren't triggered.

The plot thickens ... Just like my chicken soup 🤔

https://github.com/lupyuen/bl_iot_sdk/blob/spi/components/hal_drv/bl602_hal/hal_spi.c#L285-L353

Chicken Soup with Daikon

"hal_spi_dma_trans" hangs while doing #BL602 SPI DMA transfer because it's waiting for a FreeRTOS Event Group ... Which is supposed to be signalled by the DMA Interrupt Handler. Let's comment out the waiting and see what happens...

https://github.com/lupyuen/bl_iot_sdk/blob/spi/components/hal_drv/bl602_hal/hal_spi.c#L285-L348

#BL602 SPI DMA Transfer is hanging inside "hal_spi_dma_trans" ... According to the debug log 🤔

https://github.com/lupyuen/bl_iot_sdk/blob/spi/components/hal_drv/bl602_hal/hal_spi.c#L472-L510

Uncanny...

Our #BL602 SPI program hangs when doing data transfer 🤔

https://github.com/lupyuen/bl_iot_sdk/blob/spi/customer_app/sdk_app_spi/sdk_app_spi/demo.c

#Google Play bans #Matrix client #Element, citing “abusive content”

https://arstechnica.com/gadgets/2021/01/google-play-bans-open-source-matrix-client-element-citing-abusive-content/

#BL602 SPI Transmit and Receive ... Hope this works 🤔

https://github.com/lupyuen/bl_iot_sdk/blob/spi/customer_app/sdk_app_spi/sdk_app_spi/demo.c#L72-L102

"#RISCV alternatives to Raspberry PI Pico"

https://www.reddit.com/r/RISCV/comments/l2x4qk/what_would_be_the_closest_riscv_alternative_to/?utm_medium=android_app&utm_source=share

"Don't use LGPL for #GoLang code"

https://www.makeworld.gq/2021/01/lgpl_go.html

"#OpenSource for Everyone ... Applying what we've learned from software to the world at large"

https://openeveryone.substack.com/p/open-source-for-everyone

Static Analysis updates in #GCC 11

https://developers.redhat.com/blog/2021/01/28/static-analysis-updates-in-gcc-11/

#PineCone #BL602 @PINE64 Extreme Closeup ... Looks like Forbidden City 紫禁城

https://www.gettyimages.dk/detail/news-photo/this-is-a-satellite-image-of-the-forbidden-city-beijing-news-photo/163287537

Good Sunday Morning #PineCone #BL602 @PINE64 ... And #BME280 on SPI! Yep this looks right 👍

https://github.com/lupyuen/bl_iot_sdk/blob/spi/customer_app/sdk_app_spi/sdk_app_spi/demo.c#L49-L70