參數(shù)資料
型號(hào)： S3C2800
廠商： SAMSUNG SEMICONDUCTOR CO. LTD.
元件分類： 32位微控制器
英文描述： 32-BIT RISC MICROPROCESSOR
中文描述： 32位RISC微處理器
文件頁(yè)數(shù)： 5/22頁(yè)
文件大?。?/td> 119K
代理商： S3C2800
DATA SHEET
S3C2800 MICROCONTROLLER
3
FEATURES (Continued)
Interrupt Controller
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
Timer
3-ch 16-bit Timer with DMA-based or interrupt-
based operation
Watchdog Timer
16-bit Watchdog Timer
RCSR (Remote Control Signal Receiver)
8-step FIFO
FIFO interrupt is generated on full (8) step
overflow
RTC (Real Time Clock)
Full clock feature: sec, min, hour, date, day,
week, month, and year
32.768 kHz input clock
Alarm interrupt
Time tick interrupt
GPIO (General-Purpose Input/Output) Ports
8 external interrupt ports
44 multiplexed input/output ports.
UART
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)
DMA Controller
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
IIC-BUS Interface
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
Operating Voltage Range
Core: 1.8 V -0.1 V/+0.15 V
I/O: 3.3 V
±
0.3 V
Operating Frequency
Up to 200 MHz.
Package
208-pin LQFP
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