参数资料
型号: DM163008
厂商: Microchip Technology
文件页数: 48/54页
文件大小: 0K
描述: KIT MCP2120/2150 FOR IRDA COMM
标准包装: 1
MCP2120/MCP2150 Developer’s Kit User’s Guide
A.6
OSCILLATOR OPTIONS
The MCP2120 can be operated at different frequencies, while the MCP2150 only
operates at a single fixed frequency.
A.6.1
MCP2120 Developer ’s Board
The MCP2120 Developer ’s Board crystal has pin receptacles so that crystal
frequencies can easily be changed. Table A-1 shows the baud rates for a given crystal
frequency, based on the state of the BAUD2:BAUD0 pins.
TABLE A-1:
CRYSTAL FREQUENCY / BAUD RATE
BAUD2:BAUD0 Bit Rate
F OSC Frequency (MHz)
0.6144 (1) 2.000 3.6864 4.9152 7.3728 14.7456 (2)
20.000 (2)
000
001
010
011
100
F OSC / 768
F OSC / 384
F OSC / 192
F OSC / 128
F OSC / 64
800 2604 4800 6400 9600
1600 5208 9600 12800 19200
3200 10417 19200 25600 38400
4800 15625 28800 38400 57600
9600 31250 57600 78600 115200
19200
38400
78600
115200
230400
26042
52083
104167
156250
312500
Note 1:
2:
A.6.2
An external clock is recommended for frequencies below 2 MHz.
For frequencies above 7.5 MHz, the TXIR pulse width (MCP2120 Data Sheet
electrical specification parameter IR121) will be shorter than the minimum pulse width
of 1.6 μs in the IrDA standard specification.
MCP2150 Developer ’s Board
The MCP2150 Developer ’s Board requires a fixed frequency crystal (11.0592 MHz).
TABLE A-2:
CRYSTAL FREQUENCY / BAUD RATE
DS51246C-page 44
BAUD1:BAUD0
00
01
10
11
Bit Rate
F OSC / 1152
F OSC / 576
F OSC / 192
F OSC / 96
F OSC Frequency - 11.0592 MHz
9600
19200
57600
115200
? 2005 Microchip Technology Inc.
相关PDF资料
PDF描述
DM163010 BOARD DEMO PICDEM USB
DM163012 BOARD DEMO PICDEM FOR 16C781/782
DM163024 BOARD DEMO PICDEM.NET 2
DM163025 PIC DEM FULL SPEED USB DEMO BRD
DM163028 BOARD DEMO PICDEM LCD
相关代理商/技术参数
参数描述
DM163010 功能描述:开发板和工具包 - PIC / DSPIC PICDEM USB RoHS:否 制造商:Microchip Technology 产品:Starter Kits 工具用于评估:chipKIT 核心:Uno32 接口类型: 工作电源电压:
DM163010 制造商:Microchip Technology Inc 功能描述:DEMONSTRATION BOARD ((NW))
DM163011 功能描述:开发板和工具包 - PIC / DSPIC For PIC18FXX8 RoHS:否 制造商:Microchip Technology 产品:Starter Kits 工具用于评估:chipKIT 核心:Uno32 接口类型: 工作电源电压:
DM163011 制造商:Microchip Technology Inc 功能描述:DEVELPMENT TOOLS ((NW))
DM163012 功能描述:开发板和工具包 - PIC / DSPIC For PIC16C781/782 RoHS:否 制造商:Microchip Technology 产品:Starter Kits 工具用于评估:chipKIT 核心:Uno32 接口类型: 工作电源电压: