S3F8274芯片解密三星单片机

有S3F8274芯片解密等三星单片机解密需求者请与致芯芯片解密研究所联系。本研究所是目前国内最权威的芯片解密技术研究机构之一，在三星系列单片机解密领域的技术水平居于业界权威领导地位，针对三星芯片解密的解密成功率高、可靠性强，解密周期短、价格低，能够为客户提供最值得信赖的解密技术服务。 　　目前，致芯科技芯片解密研究所已经成功破解大部分典型三星芯片，这里，我们以S3F8274芯片为例，针对其内部性能特征进行简单介绍，供广大客户参考借鉴。 S3F8274 FEATURES 　　CPU 　　· SAM88RC CPU core 　　Memory 　　· Program Memory(ROM) 　　- 16K?8 bits program memory(S3C8275/F8275) 　　- 8K?8 bits program memory(S3C8278/F8278) 　　- 4K?8 bits program memory(S3C8274/F8274) 　　- Internal flash memory(Program memory) 　　Sector size: 128 Bytes 　　10 Years data retention 　　Fast programming time: 　　+ Chip erase: 10ms 　　+ Sector erase: 10ms 　　+ Byte program: 30us 　　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 　　- 544 ? 8 bits data memory(S3C8275/F8275) 　　- 288 ? 8 bits data memory(S3C8278/F8278) 　　- 288 ? 8 bits data memory(S3C8274/F8274) 　　Instruction Set 　　· 78 instructions 　　· Idle and Stop instructions added for power-down 　　modes 　　52 I/O Pins 　　· I/O: 16 pins 　　· I/O: 36 pins (Sharing with LCD signal outputs) 　　Interrupts 　　· 8 interrupt levels and 12 interrupt sources 　　· Fast interrupt processing feature 　　8-Bit Basic Timer 　　· Watchdog timer function 　　· 4 kinds of clock source 　　Two 8-Bit Timer/Counters 　　· Programmable interval timer 　　· External event counter function 　　· Configurable as one 16-bit timer/counters 　　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 4 common terminals 　　· Static, 1/2 duty, 1/3 duty, and 1/4 duty selectable 　　· Internal resistor circuit for LCD bias 　　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-criteria voltage selectable (2.2V, 2.4V, 2.8V) 　　· En/Disable by software for current consumption 　　source 　　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 – 8 MHz 　　· 32.768 kHz crystal for sub clock 　　Instruction Execution Times 　　· 500nS at 8 MHz fx(minimum) 　　Operating Voltage Range 　　· 2.0 V to 3.6 V at 0.4 – 4.2 MHz 　　· 2.5 V to 3.6 V at 0.4 – 8.0 MHz 　　Operating Temperature Range 　　· –25 °C to +85 °C 　　Package Type 　　· 64-QFP-1420F, 64-LQFP-1010 　　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) 　　如果客户有S3F8274芯片解密等三星单片机解密需求，请与致芯芯片解密研究所联系咨询更多解密详情。