Microcontrollers

2021-07-09 Friday

Notes On Microcontrollers </center>

^ Manufacturers of Microcontrollers

Manufacturers visited:

• STMicro of Switzerland
• NXP of the Netherlands
• Microchip
• Nordic

Not yet visited:

• Cypress Semiconductor
• Renesas of Japan
• Silabs
• Dialog
• Qualcomm

^ NordicSemi

An nRF9160 development kit:

• https://www.nordicsemi.com/Products/Development-hardware/nrf9160-dk

Notes on building, flashing to board, and testing example vRF9160 projects and demos:

• https://devzone.nordicsemi.com/f/nordic-q-a/46281/nrf9160-at_client-sample-project

^ nRF9160 Getting Started Pages

2021-07-20 Tuesday Searching at NordicSemi.com specifically for example code for the nRF9160:

• https://www.nordicsemi.com/search?query=nRF9160+example+code

The most important information for firmware starting works at this link for nRF9160 SDK. Note that there is mention of Zephyr RTOS integration:

• https://www.nordicsemi.com/Products/Development-software/nRF-Connect-SDK

Hmm, what we thought was a code bundle, code examples has only pre-built binaries. This developers' forum post spells out in detail what was available -- three demos only -- in 2019. See the replies from Nordic's engineer Oyvind:

• https://devzone.nordicsemi.com/f/nordic-q-a/43768/nrf9160-project-setup-tutorial

The three tutorials are linked here at the following URLs:

2021-07-25
This may be the best "getting started" page at Nordic:

• https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf/getting_started.html
• https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/zephyr/getting_started/index.html#getting-started

^ Microcontroller Qualities and Considerations

Low power benchmark testing:

• https://www.eembc.org/ulpmark/
• https://www.eembc.org/ulpmark/ulp-cp/scores.php

Out of Order Execution:

• https://en.wikipedia.org/wiki/Out-of-order_execution