S3P9404 Datasheet (Samsung semiconductor) - SAM87Ri family of 8-bit single-chip CMOS microcontrollers

S3P9404, SAM87Ri family of 8-bit single-chip CMOS microcontrollers

Table 1-1.

S3C9404/C9414 Pin Descriptions Pin Names P0.0-P0.7 Pin Type I/O Pin Description Bit-programmable I/O port for normal input or push-pull, open-drain output.

Pull-up resistors are assignable by software.

Bit-programmable I/O port for Schmitt trigger input or push-pull output.

Pull-up resis

S3C9404/P9404/C9414/P9414 PRODUCT OVERVIEW 1 PRODUCT OVERVIEW SAM87RI PRODUCT FAMILY Samsung's SAM87Ri family of 8-bit single-chip CMOS microcontrollers offers a fast and efficient CPU, a wide range of integrated peripherals, and various mask-programmable ROM sizes.

A address/data bus architecture and a large number of bit-configurable I/O ports provide a flexible programming environment for applications with varied memory and I/O requirements.

Timer/counters with selectable operating modes

S3P9404 Features

* CPU

* Timer/Counter

* SAM87Ri CPU core One 8-bit basic timer for watchdog function One 8-bit timer/counter with three operating modes (10-bit PWM 1ch) One 8-bit timer/counter for the zero-crossing detection circuit Memory

* 4-Kbyte internal program me