S3P9428 Datasheet (Samsung semiconductor) - SAM87Ri family of 8-bit single-chip CMOS microcontrollers

S3P9428, SAM87Ri family of 8-bit single-chip CMOS microcontrollers

Table 1-1.

S3C9424/C9428/P9428 Pin Descriptions Pin Names P0.0-P0.7 Pin Type I/O Pin Description Bit-programmable I/O port for Schmitt trigger input or pushpull, open-drain output.

Pull-up resistors are assignable by software.

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

S3C9424/C9428/P9428 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

S3P9428 Features

* CPU

* SAM87RI CPU core Timer/Counters

* Memory

* 208-byte general purpose register area (RAM) 4K/8K byte internal program memory (ROM) PWM module Instruction Set

* 41 instructions The SAM87RI core provides all the SAM87 core instruction e