s3c2800 Samsung Semiconductor, Inc., s3c2800 Datasheet - Page 5

• Manufacturer Part Number: s3c2800
• Description: 32-bit Risc Microprocessor
• Manufacturer: Samsung Semiconductor, Inc.

DATA SHEET
FEATURES (Continued)
Interrupt Controller
Timer
Watchdog Timer
RCSR (Remote Control Signal Receiver)
RTC (Real Time Clock)
GPIO (General-Purpose Input/Output) Ports
34 Interrupt sources.
(3 for Timers, 6 for UART, 8 for External
interrupts, 4 for DMA, 2 for RTC, 2 for IIC, 2 for
RCSR (Remote Control Signal Receiver), and 7
for PCI))
Software polling Interrupt mode
Selectable level- or edge-triggered external
interrupts source
Programmable IRQ/FIQ for each interrupt
request
Supports FIQ (Fast Interrupt Request) for very
urgent interrupt request
3-ch 16-bit Timer with DMA-based or interrupt-
based operation
16-bit Watchdog Timer
8-step FIFO
FIFO interrupt is generated on full (8) step
overflow
Full clock feature: sec, min, hour, date, day,
week, month, and year
32.768 kHz input clock
Alarm interrupt
Time tick interrupt
8 external interrupt ports
44 multiplexed input/output ports.
UART
DMA Controller
IIC-BUS Interface
Operating Voltage Range
Operating Frequency
Package
2-channel UART with DMA-based or interrupt
based operation
Supports 5-bit, 6-bit, 7-bit, or 8-bit serial data
transmit/receive
Supports hardware handshaking during
transmit/receive operation
Programmable baud rates (up to 230.4Kbps).
Supports IrDA 1.0 (up to 115.2Kbps)
Loop back mode for testing
Program accessible 16-byte FIFO (2x16 byte
FIFO for transmit/receive data)
4-channel general-purpose Direct Memory
Access controller without CPU intervention.
Support memory to memory, memory to I/O and
I/O to I/O DMA operations of the following 6
types:
Software, 3 internal function blocks (UART0,
UART1, Timer), and 2 External requests
Burst transfer mode to enhance the transfer rate
on the FPDRAM, EDODRAM and SDRAM
2-ch Multi-Master IIC-Bus with interrupt-based
operation
Serial, 8-bit oriented, bi-directional data
transfers at up to 100 Kbit/s in the standard
mode or up to 400 Kbit/s in the fast mode
Core: 1.8 V -0.1 V/+0.15 V
I/O: 3.3 V
Up to 200 MHz.
208-pin LQFP
0.3 V
S3C2800 MICROCONTROLLER
3