CAM35C44 PDF даташит
Спецификация CAM35C44 изготовлена «SMSC Corporation» и имеет функцию, называемую «Infrared Communications Controller Chip CameraFR». |
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Детали детали
Номер произв | CAM35C44 |
Описание | Infrared Communications Controller Chip CameraFR |
Производители | SMSC Corporation |
логотип |
30 Pages
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CAM35C44
ADVANCE INFORMATION
Infrared Communications Controller Chip
CameraFR
FEATURES
!" Mixed Voltage Support
- Supports 3.3V Operation
- Supports Mixed Internal 3.3V
Operation with 3.3V/5V External
Configuration
!" Intelligent Auto Power Management
- Supports Multiple Power Down
Modes
!" Serial Port
- High Speed NS16C550A Compatible
UART with 16-Byte Send/Receive
FIFOs
- Programmable Baud Rate Generator
!" Infrared Port
- Multi-Protocol Infrared Interface
- 128-Byte Data FIFO
- IrDA 1.1 Compliant (up to 4Mbps)
- Consumer IR
- SHARP ASK IR
- Programmed I/O and DMA Options
!" Up to 5 General Purpose I/O Pins
!" Programmable Multi-Protocol Host Interface
- ISA-Style 5 Bit Address and 8 Bit
Data Bus
- IOCHRDY and No Wait State Support
for Fast IR
- Non-ISA 8 Bit Multiplexed
Address/Data Bus
- Programmable Read/Write Interface
- One 8 Bit DMA Channel
- One Programmable IRQ
- Chip Select
- Multihost Interface Support Includes
Hitachi and Mitsubishi
Microcontrollers
!" 24MHz Crystal Oscillator
- Supports Internal or External Clock
Source
!" 48 Pin TQFP Package
GENERAL DESCRIPTION
The CAM35C44 with IrDA v1.1 (4Mbps) and
Consumer IR support incorporates SMSC’s
advanced Infrared Communications Controller
(IrCC 2.0), a 16C550A-compatible UART,
Multiple Host Interface options, flexible Address
Decoding and up to five General Purpose I/Os.
The CAM35C44 also features sophisticated
power control circuitry to support multiple power
down modes, an on-chip 24MHz crystal
oscillator, and 12mA host bus drivers.
The CAM35C44 is particularly suited for 3.3v
battery-powered systems.
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TABLE OF CONTENTS
FEATURES.............................................................................................................................................. 1
GENERAL DESCRIPTION ...................................................................................................................... 1
ARCHITECTURE ..................................................................................................................................... 4
PIN CONFIGURATION ............................................................................................................................ 5
DESCRIPTION OF PIN FUNCTIONS ...................................................................................................... 6
BUFFER-TYPE SUMMARY ........................................................................................................................... 11
CLOCK GENERATOR........................................................................................................................... 12
MULTIHOST CPU INTERFACE ............................................................................................................ 13
HOST INTERFACE SELECT .......................................................................................................................... 14
HOST INTERFACE PIN MULTIPLEXING........................................................................................................... 14
System Data Bus ................................................................................................................................... 14
ISA Address Bus SA0 - SA1 .................................................................................................................. 15
ISA Address Bus SA2 - SA4 .................................................................................................................. 15
ISA nIOR ................................................................................................................................................ 15
ISA nIOW ............................................................................................................................................... 15
REGISTER ADDRESS MAP.................................................................................................................. 16
NON-MULTIPLEXED (ISA) ADDRESSING....................................................................................................... 16
MULTIPLEXED ADDRESSING........................................................................................................................ 17
CONFIGURATION ................................................................................................................................. 18
CONFIGURATION ACCESS PORTS................................................................................................................ 18
CONFIGURATION STATE ............................................................................................................................. 19
CONFIGURATION REGISTERS ...................................................................................................................... 21
INFRARED INTERFACE ....................................................................................................................... 30
IRDA SIR/FIR ......................................................................................................................................... 30
ASKIR .................................................................................................................................................... 30
CONSUMER IR .......................................................................................................................................... 30
HARDWARE INTERFACE ............................................................................................................................. 30
GENERAL PURPOSE I/O ..................................................................................................................... 32
INTRODUCTION.......................................................................................................................................... 32
DESCRIPTION............................................................................................................................................ 32
REGISTERS .............................................................................................................................................. 34
DC ELECTRICAL CHARACTERISTICS ............................................................................................... 36
A.C. TIMING .......................................................................................................................................... 38
CLOCK AND RESET TIMING ......................................................................................................................... 38
READ CYCLE TIMING (NON-MULTIPLEXED)................................................................................................... 39
READ CYCLE TIMING (MULTIPLEXED)........................................................................................................... 40
WRITE CYCLE TIMING (NON-MULTIPLEXED) ................................................................................................. 41
WRITE CYCLE TIMING (MULTIPLEXED) ......................................................................................................... 42
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READ/WRITE CYCLE TIMING (MULTIPLEXED)................................................................................................ 43
SINGLE TRANSFER MODE DMA TIMING ....................................................................................................... 44
BURST TRANSFER MODE DMA TIMING........................................................................................................ 46
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Номер в каталоге | Описание | Производители |
CAM35C44 | Infrared Communications Controller Chip CameraFR | SMSC Corporation |
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