參數(shù)資料
型號: EP7211-CV-A
廠商: CIRRUS LOGIC INC
元件分類: 外設及接口
英文描述: HIGH-PERFORMANCE ULTRA-LOW-POWER SYSTEM-ON-CHIP WITH LCD CONTROLLER
中文描述: MULTIFUNCTION PERIPHERAL, PQFP208
封裝: LQFP-208
文件頁數(shù): 103/166頁
文件大?。?/td> 2623K
代理商: EP7211-CV-A
EP7211
High-Performance Ultra-Low-Power System-on-Chip with LCD Controller
103
Register Descriptions
DS352PP3
JUL 2001
5.6
LEDFLSH Register
ADDRESS: 0x8000.22C0
The LEDFLSH register is as follows:
The output is enabled whenever LEDFLSH[6] = 1. When enabled, Port D
s Bit 0 Direction Register
needs to be configured as an output pin and the bit cleared to
0
. When the LED Flasher is disabled,
the pin defaults to being used as Port D Bit 0. Thus, this will ensure that the LED will be off when
disabled.
The flash rate is determined by the LEDFLSH[1:0] bits, in the following way:
6
5
2
1
0
Enable
Duty ratio
Flash rate
Table 5-7. LED Flash Rates
LEDFLSH[1:0]
Flash Period (sec)
00
1
01
2
10
3
11
4
Table 5-8. LED Duty Ratio
LEDFLSH[5:2]
Duty Ratio
(mark:space)
LEDFLSH[5:2]
Duty Ratio
(mark:space)
0000
01:15
1000
09:07
0001
02:14
1001
10:06
0010
03:13
1010
11:05
0011
04:12
1011
12:04
0100
05:11
1100
13:03
0101
06:10
1101
14:02
0110
07:09
1110
15:01
0111
08:08
1111
16:00 (continually on)
相關PDF資料
PDF描述
EP7212 HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH LCD CONTROLLER AND DIGITAL AUDIO INTERFACE(DAI)
EP7212-CB-A HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH LCD CONTROLLER AND DIGITAL AUDIO INTERFACE(DAI)
EP7212-CV-A HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH LCD CONTROLLER AND DIGITAL AUDIO INTERFACE(DAI)
EP7309 HIGH PERFORMANCE LOW POWER SYSTEM ON CHIP ENHANCED DIGITAL AUDIO INTERFACE
EP7309-CB-C CONN MODULAR JACK 8-8 R/A UNSHLD
相關代理商/技術參數(shù)
參數(shù)描述
EP7211-CV-D 制造商:Rochester Electronics LLC 功能描述:- Bulk
EP7212 制造商:CIRRUS 制造商全稱:Cirrus Logic 功能描述:HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH LCD CONTROLLER AND DIGITAL AUDIO INTERFACE(DAI)
EP7212-CB-A 制造商:CIRRUS 制造商全稱:Cirrus Logic 功能描述:HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH LCD CONTROLLER AND DIGITAL AUDIO INTERFACE(DAI)
EP7212-CV-A 制造商:CIRRUS 制造商全稱:Cirrus Logic 功能描述:HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH LCD CONTROLLER AND DIGITAL AUDIO INTERFACE(DAI)
EP7212-CV-D 制造商:Rochester Electronics LLC 功能描述:- Bulk