50C014
General Description:
It is an 8-bit high performance micro-controller with LCD display driver. It is designed for the applications of consumer product that use LCD.
- 14KB ROM 272 DOT LCD MCU
Features:
- 1. Operate voltage: 2.0V ~ 5.2 V
- 2. Build-in Main-clock oscillator
- BR4M4: Build-in R & C 4.4MHz
- 3. Build-in Sub-clock oscillator
- BR35K: Build-in RC 35KHz
- 4. 2 kind of CPU speed: Fcpu=Fosc/2 or Fext
- 5. 4 kind of CPU operating mode: Normal, Green, Idle or Sleep.
v6. 14K bytes Program ROM
- 7. 160 bytes General Purpose SRAM
- 8. One 8-bits timer
- Timer 0: 8-bit timer for Time-base or tone generator
- 9. I/O pins:
- PA0,PA1,PA2,PA3(AC) *,PA4,PA5,PA6,PA7
- PP, PN
- PC[7:0](SEG[7:0]) * *: share pin
- 10. Interrupt sources:
- Divide interrupt: 1KHz, time-base
- Timer 0 interrupt
- PA interrupt: When the falling edge transition in port A
- LCD frame rate interrupt
- 11. LCD Driver:
- R-Type: 1/3 or 1/4 bias for 26*16~38*4
- 12. 8 bits PWM output, direct driver 32ohm speaker
Applications:
- Battery Type Low Power Consumer electronic product.