參數(shù)資料
型號(hào): MCP2140T-I/SO
廠商: Microchip Technology
文件頁(yè)數(shù): 49/58頁(yè)
文件大?。?/td> 0K
描述: IC IRDA CONTROLLR DTE/DCE 18SOIC
標(biāo)準(zhǔn)包裝: 1,100
控制器類(lèi)型: IRDA 標(biāo)準(zhǔn)協(xié)議??刂破?br>
接口: UART
電源電壓: 3 V ~ 5.5 V
電流 - 電源: 2.2mA
工作溫度: -40°C ~ 125°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 18-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 18-SOIC
包裝: 帶卷 (TR)
配用: MCP2140DM-TMPSNS-ND - BOARD DEMO FOR MCP2140
2003 Microchip Technology Inc.
Preliminary
DS21790A-page 53
MCP2140
APPENDIX D: DB-9 PIN
INFORMATION
Table D-1 shows the DB-9 pin information and the
direction of the MCP2140 signals. The MCP2140 is
designed for use in Data Communications Equipment
(DCE) applications.
TABLE D-1:
DB-9 SIGNAL INFORMATION
APPENDIX E: KNOW PRIMARY
DEVICE
COMPATIBILITY
ISSUES
Table E-1 show the known issues of Primary Devices
interfacing to the MCP2140.
TABLE E-1:
PRIMARY DEVICE ISSUES
DB-9
Pin No.
Signal
Direction
Comment
1
CD
HC
→ MCP2140 Carrier Detect
2
RX
MCP2140
→ HC Received Data
3
TX
HC
→ MCP2140 Transmit Data
4
DTR
HC
→ MCP2140 Data Terminal
Ready
5
GND
Ground
6
DSR
MCP2140
→ HC Data Set
Ready
7
RTS
HC
→ MCP2140 Request to
Send
8
CTS
MCP2140
→ HC Clear to Send
9
RI
HC
→ MCP2140 Ring Indicator
Legend: HC = Host Controller
Primary Device
Operating System
Issue
Result
HP Jornada 720
HPC Pro/Windows CE 3.0
(Pocket PC)
Jornada 720 transmits 0xFF (not
0xC0) for extra SOF (Start-of-
Frame) characters during NDM.
MCP2140 will not connect
to the Jornada 720.
Personal Computers Windows 2000 (do not have
list of which versions)
The operating system will reset if
an IR device ID of “null” is
received.
MCP2140 will not connect
to the PC
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