Renesas announces ‘industry’s smallest’ mcus for two wheeled vehicles

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Renesas Electronics has announced 21 new 16bit microcontroller products in its RL78/D1A group, including 48pin versions, which it says are the industry's smallest single chip mcus for two wheeled vehicle meter applications.

The RL78/D1A group of mcus are available in pin count packages ranging from 48 to 100pins and flash memory capacities ranging from 24 to 256KB. The devices are designed to provide support for a range of display systems, from single needle meters for motorbikes to meter arrays employing four needles for low cost instrument clusters. The group of mcus also adds on chip flash for storing odometer data so that external EEPROM can be eliminated, which the company says reduces the mounting area by approximately 10% compared with previous devices. Combining integrated flash memory, one to four channels of stepping motor controller/driver, an lcd controller/driver and a sound generator, the new mcus are said to enable implementation of a meter display control system on a single chip, resulting in smaller form factors, reduced system costs and shortened system development cycles.