Sitronix ST2012
12K 8-bit Single Chip Microcontroller
FEATURES
8-bit static pipeline CPU ROM: 12K x 8 bits RAM: 192 x 8 bits Operation voltage : 2.4V ~ 5V 10 CMOS Bi-directional bit programmable I/O pins 8 Output pins (Shared with LCD common/segment) Hardware debounce option for input port Bit programmable PULL-UP for input port Timer/Counter : - One 8-bit timer / 16-bit event counter - One 8-bit BASE timer Five powerful interrupt sources : - External interrupt (edge trigger) - TIMER1 interrupt - BASE timer interrupt - PORTA[7~0] interrupt (transition trigger) - DAC reload interrupt 32-level deep stack Dual clock source : - OSCX: Crystal oscillator: 32.768K Hz - OSC: RC oscillator 500K ~ 4M Hz Build-in oscillator with warm-up timer LCD driver programmable duty : - 320 ( 8x40) dots ( 1/8 duty, 1/4 bias) - 160 ( 4x40) dots ( 1/4 duty, 1/3 bi