SN8P1800
8-bit micro-controller build-in 12-bit ADC + 72 dots LCD driver
FEATURES
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SN8P1808
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Seven interrupt sources
Four internal interrupts: T0, TC0, TC1, SIO
Three external interrupts: INT0, INT1, INT2
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Memory configuration
OTP ROM size: 4K * 16 bits
RAM size: 256 * 8 bits (bank 0 and bank 1)
LCD RAM size: 24 * 3 bits
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A real time clock timer
An 8-bit basic timer with green mode wakeup
function
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I/O pin configuration
Input only: P0, P3
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Two 8-bit timer counters with PWM or buzzer
On chip watchdog timer
Output only: P2 shared with LCD segment
Bi-directional: P1, P4, P5, P6
Wakeup: P0, P1
Pull-up resisters: P0, P1, P3, P4, P5, P6
External interrupt: P0
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Eight levels stack buffer
An 8-channel ADC with 8-bit/12-bit resolution
SIO function
LCD driver: 1/3 duty, 1/2 bias. 3 common * 24
segment
Port 3 shared with LCD segment
All LCD pins shared with the I/O pins
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59 powerful instructions
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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
Normal mode: Both high and low clock active.
Slow mode: Low clock only.
Four clocks per instruction cycle
All of instructions are one word length.
Most of instructions are one cycle only.
Maximum instruction cycle is two.
All ROM area JMP instruction.
All ROM area lookup table function (MOVC)
Support hardware multiplier (MUL).
Sleep mode: Both high and low clock stop.
Green mode: Periodical wakeup by timer.
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Package
Chip form: LQFP 64 pins
SONiX TECHNOLOGY CO., LTD
Page 11
Revision 1.94
SONIX [ SONIX TECHNOLOGY COMPANY ]
