EDN

Low-cost LCD-bias generator uses main microcontroller as control IC

LCD circuits often require a –10V voltage at 2 to 15 mA to bias a graphics-LCD-driver IC. You can usually accomplish this task with an external charge-pump IC, such as Maxim’s ICL7660, but that ...
EDN

Oki Semiconductor Launches ARM-Based Microcontroller that Reduces Encryption/Decryption Time for IC Card Terminals

The chip is equipped with a Modulo Calculation Accelerator necessary in RSA cryptography, and significantly reduces the encryption/decryption time compared to the conventional method using software.
Optics

iC-HT: Two-channel CW laser diode driver with a microcontroller interface Driving two wavelength laser diodes with one integrated laser driver iC

The new laser diode driver iC-HT permits microcontroller-based activation of laser diodes in CW mode. With this device laser diodes can be driven by either the optical output power (using APC), the ...
Optics

iC-HTP 2-Channel CW laser diode driver with a microcontroller interface

The new laser diode driver iC-HTP permits microcontroller-based driving of laser diodes with common cathodes or P-type laser diodes in CW mode (Continuous Wave). With this device either Automatic ...