They are designed with higher brightness and contrast with one-tenth the power consumption of a backlit LCD, and offer a thin profile and 160 degree viewing angle. They are also claimed to deliver a faster response time compared with standard LCDs.
The devices are based on the 32-bit RISC ARM Cortex-M4F microcontroller with a floating point unit (FPU), and are suited to medical and fitness applications. Both devices include 512 MBytes of flash and 160 kBytes of SRAM, with the architecture combining high-efficiency signal-processing functionality with low cost and ease of use. The MAX32626 is a secure version of the MAX32625, incorporating a trust protection unit (TPU) with advanced security features.
The colour choice of dotLEDs from Plessey Semiconductors has been expanded. The selection, includes red, green and blue for the die which has a footprint of 0.2 x 0.2mm, a suitable low profile for wearable devices, says the company.
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