W77E516A解密
针对W77E系列中一些难解型号,科茂隆成立华邦芯片解密小组,专业攻克CY系列难解芯片。有十年以上资深解密工程师带队,停止长达两个
月的实验研讨,现已全线打破CY系列芯片解密,无论是简单还是疑问单片机,我们均能为客户提供优质牢靠的产品.
下面以W77E516A芯片为例,简单引见其主要特征供大家参考:
W77E516A FEATURES
8-bit CMOS microcontroller
High speed architecture of 4 clocks/machine cycle runs up to 40 MHz
Pin compatible with standard 80C52
Instruction-set compatible with MCS-51
64KB on-chip Flash-EPROM
Four 8-bit I/O Ports; Port 0 has internal pull-up resisters enabled by software
One extra 4-bit I/O port and Wait State control signal (available on 44-pin PLCC/QFP package)
Three 16-bit Timers
12 interrupt sources with two levels of priority
On-chip oscillator and clock circuitry
Two enhanced full duplex serial ports
64KB In-system Programmable Flash EPROM (APROM)
4KB Auxiliary Flash EPROM for loader program (LDROM)
256 bytes scratch-pad RAM
1KB on-chip SRAM for MOVX instruction
Programmable Watchdog Timer
Dual 16-bit Data Pointers
Software programmable access cycle to external RAM/peripherals
Packages:
Lead Free(RoHs) DIP 40: W77E516A40DL
Lead Free(RoHs) PLCC 44: W77E516A40PL
Lead Free(RoHs) QFP 44: W77E516A40FL