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About WisDM
Carl Rowan

Carl Rowan

Carl is a multi-talent individual with a real flair for technology. His vast knowledge of power electronics products, sensors, and IoT give him an edge in performing outstandingly in technical field.

RAK3172 Overlooked but Useful LoRaWAN® AT Commands

RAK3172 Overlooked but Useful LoRaWAN® AT Commands

The RAK3172 WisDuo module with the default RAK firmware is usually used as a LoRaWAN modem together with the host MCU in most IoT applications. You can have a successful end-device when the host MCU sends even just the basic EUIs/keys commands and joining/sending commands.
5 min read
New WisBlock Modules in RAK Autumn Launch

New WisBlock Modules in RAK Autumn Launch

The WisBlock IoT hardware platform just keeps growing and growing. This RAK Autumn Launch event, we are introducing more WisBlock Modules which includes a new WisBlock Core based on the Raspberry Pi RP2040 chip and a new WisBlock Base board that is smaller and low power.
4 min read
Cryptocurrency Tracker in E-Paper using WisBlock

Cryptocurrency Tracker in E-Paper using WisBlock

If you are into cryptocurrency or decentralized applications, this WisBlock project is for you. This project shows the latest cryptocurrency value of three popular crypto coins. It tracks three cryptocurrencies: Bitcoin(BTC), Ethereum(ETH) and Helium(HNT).
3 min read
What is a LoRaWAN Gateway?

What is a LoRaWAN Gateway?

One of the critical hardware components in the LoRaWAN IoT Architecture is the LoRaWAN gateway. It collects the data from LoRaWAN devices and forwards it to the LoRaWAN network server.
3 min read
Hands-on with RAKStars Episode 24 with Carl Erick Rowan

Hands-on with RAKStars Episode 24 with Carl Erick Rowan

Carl, a curious electronics engineer who has dedicated his career to supporting different activities around the development of hardware products from kick-off to mass production – we can call him a jack of all trades.
1 min read
LoRaWAN® 101: All You Need To Know

LoRaWAN® 101: All You Need To Know

Over the years, IoT technology continuously evolves and improves – innovations are introduced and new solutions are developed by different companies.
4 min read