SN8P1829
8-Bit MCU build-in 12-bit ADC + PGIA + Charge-pump Reg 128 dots LCD driver
SONiX TECHNOLOGY CO., LTD
Page 7
Version 1.0
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PRODUCT OVERVIEW
FEATURES
Memory configuration
OTP ROM size: 8K * 16 bits
RAM size: 512 * 8 bits (bank 0/1/2)
8-levels stack buffer
LCD RAM size: 4*32 bits
Eight level stack buffer
I/O pin configuration
Input only: P0, P2
Bi-directional: P1, P5
P2 shared with LCD segment
Wakeup: P0, P1
Pull-up resisters: P0, P1, P2, P5
External interrupt: P0
Port 2 shared with LCD segment
Six interrupt sources
Four internal interrupts: T0, TC0, TC1, SIO
Two external interrupts: INT0, INT1
Timer System
T0: 8-bit timer with green mode wakeup function
TC0/TC1: 8-bit timer counters with PWM or buzzer
Real Time Clock (RTC): 0.5/1/2/4 second
On chip watchdog timer
Powerful instructions
Four clocks per instruction cycle
All instructions are one word length.
Most of instructions are 1 cycle only.
Maximum instruction cycle is “2”.
JMP instruction jumps to all ROM area.
All ROM area look-up table function (MOVC)
Support hardware multiplier (MUL).
Single power supply: 2.4V ~5.5V
Built-in Charge-Pump Regulator (CPR)
3.8V output / 5mA driven current
PGIA:
Programmable Gain Instrumentation
Amplifier with fully differential input
Gain 1: 16/32/64/128
Gain 2: 1.3 ~ 2.5
Two-sets Operational Amplifier
Three Channel 12-Bit ADC
Built-in Battery Measurement
LCD driver:
1/3 duty, 1/3 bias or 1/2 bias
4 common * 32 segment
SIO function
Dual clock system offers four operating modes
External high clock: RC type up to 10 MHz
External high clock: Crystal type up to 16 MHz
External Low clock: Crystal 32768Hz, RC mode
Normal mode: Both high and low clock active.
Slow mode: Low clock only.
Sleep mode: Both high and low clock stop.
Green mode: Periodical wakeup by T0 timer.
Package:
LQFP80
FEATURES TABLE
Timer
CHIP
ROM
RAM
Stack LCD
T0 TC0 TC1
I/O
ADC
PWM
Buzzer
SIO
Wakeup
Pin no.
Package
SN8P1829 8K*16 512*8 8 4*32 V
V
V
20 12-bit
2
1
6
LQFP80
Table 1-1 Selection table of SN8P1829