July 2022 Updates
Updates This Month
Changed the left side-bar, main content and right side-bar columns widths at various screen breakpoints to make the main content larger on wider screens.
Added a how-to on an easy method for measuring inductance using a signal generator and oscilloscope.
Updated info on the saturated current of an inductor.
Started a page on SMPS EMC and hot loops.
Added FCC Part 15 conductive limits and CISPR 11 info to the EMC page.
Tied up the SMPS pages.
Added info on LISNs.
Added more info on SQL, MySQL and MariaDB.
Added a new page on thermal jumper chips.
Added the new page Embedded Systems And The Volatile Keyword.
June 2022 Updates
Updates This Month
Added a new page on Elastomeric connectors.
Added a new page on the RP2040 microcontroller from Raspberry Pi Ltd.
Added more info on MX circular connectors.
Added info on UART frame structure.
Added info on MQTT-SN (MQTT for Sensor Networks).
Added info and diagrams on SPI CPOL and CPHA settings, incl. example byte transfers.
Added a new page on the Kalman Filter (still in notes form).
May 2022 Updates
Updates This Month
- Updated the PID Control page.
- Added more info on SMA filters, including the recursive SMA algorithm and plots showing SMA filters working on noisy data. Also moved info on moving average filters onto it’s own page.
- Added info on handling embedded firmware errors in C++ constructors.
April 2022 Updates
Updates This Month
- Added a new page on the SOD-882 component package.
- Updated the info on the SOT-883 component package.
- Updated info on the WSON component package.
- Added more info on CAN bus errors and error handling/fault confinement.
- Added a new page on the Macro X component package.
Updated the info on the LGA component package.
Added more info on non-standard QFN packages.
Added info on the Bourns The Potentiometer Handbook.
- Added graphs and equations on potentiometer tapers and info on potentiometer independent linearity.
Added info/waveforms on power management IC UVLO/OVLO.
- Added a new page on the SOT-143 component package.
- Created a new page called Protecting IO Lines From ESD.
- Added a donation button and the Creative Commons Attribution 4.0 International License to all content pages.
- Started working on a new page with info on Delta-Wye resistor networks.
March 2022 Updates
1. Updates This Month
Added more info to the MiniMELF Component Package page.
Added info on average rectified forward current for general purpose diodes.
Added info on the ARIES Correct-A-Chip series of breakout boards/IC adapter PCBs.
Added info on adding a high-value parallel feedback resistor to 32.678kHz crystal tracks to prevent start-up problems in humid environments.
Started a page on test jigs.
Added info on backfeeding through UART TX/RX lines.
Added info on adding pull-up resistors to UART TX/RX lines to prevent spurious garbage being transmitted during microcontroller resets.
Added more info on voltage-level translator ICs.
Added info on CMOS totem-pole drivers with added power off protection.
Updated the info on the SOD-523 Component Package.