In the final installment of this five-part series, Jon Titus explores the basic elements of a control system. In previous installments, Jon has covered relays,…
Control System Basics – Open Collectors
In the fourth installment of this five-part series, Jon Titus explores the basic elements of a control system. In previous installments, Jon has covered relays,…
Control System Basics – NPN vs. PNP Logic
In the third installment of this five-part series, Jon Titus explores the basic elements of a control system. In the first two installments, Jon covered…
Control System Basics – Sink vs. Source Control
In the second installment of this five-part series, Jon Titus explores the basic elements of a control system. Click the following link if you missed…
Control System Basics – Relays Explained
In the first installment of this five-part series, Jon Titus explores the basic elements of a control system. Check back next month for the 2nd…
How to Program and Debug RS-485 Networks
Q: Some of the data sheets for RS-485 devices mention a 9-bit UART protocol. What does it do? A: In a network with many devices…
How to Properly Configure and Wire RS-422 and RS-485 Networks
Q: Why do the diagrams for the RS-422 and RS-485 buses include resistors at the end of the bus wires and what values do…
Basics of RS-422 and RS-485 Communications
Q: I must create an instrument network but need some guidance on RS-422 and RS-485 communications. What’s the difference? A: First, carefully describe what you want…
Getting the Max Resolution from Your Analog Measurements
Q: How do resolution and accuracy relate to an ADC? Do they mean the same thing? A: No, each term refers to something different.…