S3C9428 Datasheet - Samsung semiconductor

S3C9428 - 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.

S3C9428 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

S3C9428_Samsungsemiconductor.pdf