AN87C196屬于集成電路（IC）的微控制器。由英特爾制造生產(chǎn)的AN87C196微控制器微控制器產(chǎn)品是相對(duì)復(fù)雜的用戶可編程數(shù)字邏輯器件。這些產(chǎn)品與視為微控制器的器件密切相關(guān)，兩者之間的區(qū)別主要體現(xiàn)在制造商選擇的用詞。不過按照傳統(tǒng)，微控制器集成了工作存儲(chǔ)器，也更可能包含混合信號(hào)外設(shè)，并且往往與更簡單的軟件范例結(jié)合使用，旨在重復(fù)執(zhí)行一系列預(yù)定義的任務(wù)。

CHMOS 16-BIT MICROCONTROLLER

The 87C196LB is a high-performance 16-bit microcontroller with integrated support for the J1850 communication protocol.

■20 MHz operation?

■24 Kbytes of on-chip OTPROM

■768 bytes of on-chip register RAM

■Register-to-register architecture

■Peripheral transaction server (PTS) with high-speed, microcoded interrupt service routines

■Integrated, industry-standard J1850 communication protocol

■Six-channel/10-bit A/D with sample and hold

■High-speed event processor array

— Six capture/compare channels

— Two compare-only channels

— Two 16-bit software timers

?16 MHz standard; 20 MHz is speed premium

■Full-duplex serial I/O port with dedicated baud-rate generator

■Enhanced full-duplex, synchronous serial I/O port (SSIO)

■Programmable 8- or 16-bit external bus

■Optional clock doubler with programmable clock output signal

■SFR register that indicates the source of the last reset

■Design enhancements for EMI reduction

■Oscillator failure detection circuitry

■Watchdog timer (WDT)

■–40° C to +125° C ambient temperature

■52-pin PLCC package