S3P9434 Datasheet (Samsung semiconductor) - SAM87Ri family of 8-bit single-chip CMOS microcontrollers

S3P9434, SAM87Ri family of 8-bit single-chip CMOS microcontrollers

Table 1-1.

S3C9432/C9434 Pin Descriptions Pin Names P0.0-P0.3 Pin Type I/O Pin Description Bit-programmable I/O port for Schmitt trigger input or push-pull, open-drain output.

Pull-up resistors are assignable by software.

Port 0 pins can also be used as alternative function.

Bit-programmable I/O po

S3C9432/C9434/P9434 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 are in

S3P9434 Features

* CPU

* SAM87RI CPU core Timer/Counters

* Memory

* 2/4K-byte internal program memory (ROM) 112-byte general purpose register area (RAM) PWM Module

* Instruction Set

* 41 instructions The SAM87RI core provides all the SAM87 core inst