S3F8285芯片解密及三星系列芯片解密需求者欢迎与邦凯联系咨询更多解密详情。目前，邦凯已经顺利突破三星系列大部分典型单片机解密技术，已成功开发出成熟可靠的解密方案，可以为客户提供高效优质的解密服务。
　　下面，我们将针对S3F8285单片机的主要性能特征进行简单介绍，供广大客户及其他各类技术工程师在芯片解密项目合作中进行参考借鉴。
　　S3F8285  FEATURES
　　CPU
　　SAM88 RC CPU core
　　Memory
　　Program Memory (ROM)
　　- 64K × 8 bits program memory
　　(S3C828B/F828B)
　　- 32K × 8 bits program memory
　　(S3C8289/F8289)
　　- 16K × 8 bits program memory
　　(S3C8285/F8285)
　　- Internal flash memory (program memory)
　　Sector size: 128 bytes
　　10 years data retention
　　Fast programming time:
　　+ chip erase: 50ms
　　+ sector erase: 10ms
　　+ byte program: 30μs
　　User programmable by 'LDC' instruction
　　Endurance: 10,000 erase/program cycles
　　Sector(128 bytes) erase available
　　Byte programmable
　　External serial programming support
　　Expandable OBPTM(on board program)
　　sector
　　Data Memory (RAM)
　　- Including LCD display data memory
　　- 2614 × 8 bits data memory (S3C828B/F828B)
　　- 1078 × 8 bits data memory (S3C8289/F8289)
　　- 566 × 8 bits data memory (S3C8285/F8285)
　　Instruction Set
　　78 instructions
　　Idle and stop instructions added for power-down modes
　　65 I/O Pins
　　I/O: 25 pins
　　I/O: 40 pins(Sharing with LCD signal outputs)
　　Interrupts
　　8 interrupt levels and 18 interrupt sources
　　Fast interrupt processing feature
　　8-Bit Basic Timer
　　Watchdog timer function
　　4 kinds of clock source
　　8-Bit Timer/Counter A
　　Programmable 8-bit internal timer
　　External event counter function
　　PWM and capture function
　　8-Bit Timer/Counter B
　　Programmable 8-bit internal timer
　　Carrier frequency generator
　　16-Bit Timer/Counter 0
　　Programmable 16-bit internal timer
　　16-Bit Timer/Counter 1
　　Programmable 16-bit internal timer
　　External event counter function
　　PWM and capture function
　　Watch Timer
　　Interval time: 3.91mS, 0.25S, 0.5S, and 1S at 32.768 kHz
　　0.5/1/2/4 kHz Selectable buzzer output
　　LCD Controller/Driver
　　32 segments and 8 common terminals
　　1/2, 1/3, 1/4, and 1/8 duty selectable
　　Internal resistor circuit for LCD bias
　　Analog to Digital Converter
　　8-channel analog input
　　10-bit conversion resolution
　　? 25uS conversion time
　　UART
　　Full-duplex serial I/O interface
　　Four programmable operating modes
　　8-bit Serial I/O Interface
　　8-bit transmit/receive mode
　　8-bit receive mode
　　LSB-first or MSB-first transmission selectable
　　Internal or External clock source
　　Battery Level Detector
　　3-creteria voltage selectable (2.2V, 2.4V, 2.8V)
　　En/Disable by software for current consumption
　　Low Voltage Reset(LVR)
　　Criteria voltage: 2.2V
　　En/Disable by smart option(ROM address: 3FH)
　　Two Power-Down Modes
　　Idle: only CPU clock stops
　　Stop: selected system clock and CPU clock stop
　　Oscillation Sources
　　Crystal, ceramic, or RC for main clock
　　Main clock frequency: 0.4 MHz – 11.1MHz
　　32.768 kHz crystal oscillation circuit for
　　sub clock
　　Instruction Execution Times
　　360nS at 11.1 MHz fx(minimum)
　　Operating Voltage Range
　　2.0 V to 3.6 V at 0.4 – 4.2MHz
　　2.7 V to 3.6 V at 0.4 – 10.0MHz
　　3.0 V to 3.6 V at 0.4 – 11.1MHz
　　Operating Temperature Range
　　-25°C to +85°C
　　Package Type
　　80-QFP-1420C, 80-TQFP-1212
　　Smart Option
　　Low Voltage Reset (LVR) level and
　　enable/disable are at your hardwired option
　　(ROM address 3FH)
　　ISP related option selectable
　　(ROM address 3EH)
　　欲了解更多S3F8285单片机解密及其他典型三星芯片解密详情，请与邦凯商务中心联系。
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　　E-mail：market2@pcblab.net