S87C652芯片破解

0 次 时间：2009-08-27 / 11:52:09 来源：夏生

S87C652 FEATURES：

• 80C51 central processing unit
• 16k × 8 EPROM or 8k x 8 EPROM
expandable externally to 64k bytes
• 256 × 8 RAM, expandable externally to
64k bytes
• Two standard 16-bit timer/counters
• Four 8-bit I/O ports
• I2C-bus serial I/O port with byte oriented
master and slave functions
• Full-duplex UART facilities
• Power control modes
– Idle mode
– Power-down mode
• Extended temperature range
• OTP package available
• Two speed ranges
– 16 MHz
– 20 MHz