A83516

A83516 Series Preliminary Document Title 8 Bit Microcontroller Revision History Rev. No. 0.0 8 Bit Microcontroller History Initial issue Issue Date November 25, 1998 Remark Preliminary PRELIMINARY (November, 1998, Version 0.0) AMIC Technology, Inc. A83516 Series Preliminary Features n 8-bit CMOS microcontroller n Fully static design with power saving idle mode and power down mode n Low standby current at full supply voltage n Versions for 12/24/40MHZ operating frequency n On chip 256B RAM n On chip 64KB X 8 MASK-ROM program memory n 64K bytes external data memory space n Four 8-bit bidirectional ports n Three 16-bit Timers/Counters (Timer 2 with up/down counter feature) n One full duplex serial port n Boolean processor n Six interrupt sources, two priority levels n Available in 40-pin P-DIP and 44-pin PLCC packages 8 Bit Microcontroller General Description The AMIC A83516 is a high-performance 8-bit microcontroller. It is compatible with the industry standard 80C52 microcontroller series. The A83516 contains a 256B RAM, 64KB X 8 ROM, four 8-bit bidirectional parallel ports, three 16-bit timer/counters, a serial port and six interrupt sources with two priority levels. The A83516 has two power reduction modes, idle mode and power-down mode. It supports 64KB external data memory. Pin Configurations n P-DIP n PLCC P1.1,T2EX P0.0,AD0 P0.1,AD1 42 P0.2,AD2 41 T2,P1.0 T2EX,P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 P1.7 RST RXD,P3.0 TXD,P3.1 INT0,P3.2 INT1,P3.3 T0,P3.4 T1,P3.5 WR,...