Lup Yuen Lee 李立源 @lupyuen@qoto.org

Weekly #Linux Phone news / media roundup

https://linmob.net/linbits-68-weekly-linux-phone-news-week42-43/

Fixing Long #LoRa Messages on #PineDio USB Dongle ... By transferring smaller chunks over SPI

https://lupyuen.github.io/articles/usb?25#fix-long-messages

"#OpenSource Economics is not what you think"

https://mikemcquaid.com/2021/10/27/open-source-economics/

"The ultimate test of how well you understand something is how clearly you can explain it in writing — clear writers are clear thinkers"

https://perell.com/essay/writing/

Aha! SPI Transfers of 32 bytes (or more) will fail on the CH341 SPI Driver!

https://lupyuen.github.io/articles/usb?24#spi-transfer-fails-with-32-bytes

Tracing the #PineDio USB Driver ... To uncover why it garbles Long #LoRa Messages

https://lupyuen.github.io/articles/usb?23#transmit-long-message

#RISCV-Based VEGA Brings Continual Learning to TinyML with an Order of Magnitude Efficiency Gain

https://www.hackster.io/news/risc-v-based-vega-brings-continual-learning-to-tinyml-with-an-order-of-magnitude-efficiency-gain-6189df9bb365

Long #LoRa Messages are garbled on #PineDio USB Dongle ... Let's solve the mystery

https://lupyuen.github.io/articles/usb?22#long-messages-are-garbled

Transferring SPI Data with #CH341 SPI Driver ... On #PineDio USB Dongle

https://lupyuen.github.io/articles/usb?21#transfer-spi

How we init the #CH341 SPI Driver on #PineDio USB Dongle

https://lupyuen.github.io/articles/usb?20#initialise-spi

#PineDio USB Dongle uses a CH341 USB Interface Module ... To talk to #LoRa SX1262 (over SPI)

https://lupyuen.github.io/articles/usb?19#ch341-spi-interface

#PineDio USB Dongle receives a #LoRa Message (28 bytes) ... From RAKwireless WisBlock

https://lupyuen.github.io/articles/usb?18#run-the-driver-2

Here's how we receive a #LoRa Message on #PineDio USB Dongle

https://lupyuen.github.io/articles/usb?17#receive-lora-message

Software Defined Radios are super helpful ... For troubleshooting #LoRa Devices!

https://lupyuen.github.io/articles/usb?16#spectrum-analysis-with-sdr

#PineDio USB successfully transmits a #LoRa Message (29 bytes) to RAKwireless WisBlock

https://lupyuen.github.io/articles/usb?15#run-the-driver-1

Our #PineDio USB Driver won't transmit #LoRa Messages longer than 29 bytes ... But there's a fix for this!

https://lupyuen.github.io/articles/usb?12#transmit-lora-message

How we transmit a #LoRa Message with #PineDio USB Dongle

https://lupyuen.github.io/articles/usb?11#transmit-lora-message

Amazon (Singapore) becomes anchor tenant at Asia Square with new office

https://www.businesstimes.com.sg/technology/amazon-becomes-anchor-tenant-at-asia-square-with-new-office

US bans China Telecom over national security concerns

https://www.theguardian.com/us-news/2021/oct/27/us-bans-china-telecom-from-operating-over-national-security-concerns

"Is it safe to charge my phone overnight?"

https://cnalifestyle.channelnewsasia.com/living/charging-phone-overnight-gadgets-battery-285921