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SN8P1808Q单片机解密技术分析与服务

从事芯片解密多年,对每一款芯片的特性了如指掌。依靠成熟的现成解密方案,权威的解密技术以及丰富的实际解密经验,将为您提供安全可靠、价格合理的优质解密服务。
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SN8P1808Q芯片特点:
· Memory configuration
OTP ROM size: 4K * 16 bits
RAM size: 256 * 8 bits (bank 0 and bank 1)
LCD RAM size: 24 * 3 bits
· I/O pin configuration
Input only: P0, P3
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
Port 3 shared with LCD segment All LCD pins shared with the I/O pins
· 59 powerful instructions
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).
· Seven interrupt sources
Four internal interrupts: T0, TC0, TC1, SIO
Three external interrupts: INT0, INT1, INT2
· A real time clock timer
· An 8-bit basic timer with green mode wakeup
function
· Two 8-bit timer counters with PWM or buzzer
· On chip watchdog timer
· 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
· 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.
Sleep mode: Both high and low clock stop.
Green mode: Periodical wakeup by timer.
· Package
Chip form: LQFP 64 pins