JY-MCU 3208 Lattice Clock HT1632C Driver

http://dx.com/p/jy-mcu-3208-lattice-clock-ht1632c-driver-with-mcu-support-secondary-development-104306

cool hack at http://www.radikaldesig.com/2012/08/22/sistema-de-particulas-en-matriz-led-con-acelerometro/