参数资料
型号: MAX11800EVKIT+
厂商: Maxim Integrated Products
文件页数: 15/59页
文件大小: 0K
描述: KIT EVAL TOUCH SCREEN
其它有关文件: Automotive Product Guide
标准包装: 1
主要目的: 接口,触摸屏控制器
嵌入式:
已用 IC / 零件: MAX11800
主要属性: 图形用户界面(GUI)
次要属性: USB,SPI 接口
已供物品:
MAX11800–MAX11803
Low-Power, Ultra-Small Resistive Touch-Screen
Controllers with I2C/SPI Interface
22
______________________________________________________________________________________
TOUCH DETECT
PUR MODE
(OPTIONAL)
PUF MODE
SCAN MODE
MEASUREMENT COMPLETE—
DATA IS KNOWN
POWER ASSISTED PULLUP PERIOD (10
Ω)
PANEL IS ALLOWED TO RESETTLE BEFORE
DETERMINING DATA VALIDITY
IS THERE A TOUCH?
YES = LPM.
NO = TDM.
MEASUREMENT COMPLETE—
DATA IS KNOWN
PANEL IS ALLOWED TO RESETTLE BEFORE DETERMINING DATA VALIDITY
(THROUGH 50k
Ω/100kΩ PULLUP)
IS THERE A TOUCH?
YES = LPM.
NO = TDM.
DATA VALIDITY IS DETERMINED
(DATA IS TAGGED)
DATA VALIDITY IS DETERMINED
(DATA IS TAGGED)
INITIAL INPUT VOLTAGE
DETERMINED BY LAST SCAN
ACTIVITY
INITIAL INPUT VOLTAGE
DETERMINED BY LAST SCAN
ACTIVITY
FORCED FAST PULLUP USING
10
Ω SWITCH
TOUCH NOT PRESENT: TSC INPUT
REMAINS HIGH
TOUCH PRESENT:
TSC INPUT PULLED LOW
TOUCH NOT PRESENT:
TSC INPUT PULLED HIGH THROUGH 50k
Ω/100kΩ PULLUP
TOUCH PRESENT:
TSC INPUT PULLED LOW BY PANEL
TIME
TSC
INPUT
DIGITAL WAVEFORM
ANALOG WAVEFORM
TIME
DIGITAL WAVEFORM
ANALOG WAVEFORM
NORMAL TOUCH DETECTION
(NOTE: NO PUR PERIOD; ALLOW LONG PULLUP TIMES)
FAST PULLUP TOUCH DETECTION
(NOTE: INCREASED CURRENT IN PUR MODE DURING TOUCH)
VDD
TSC
INPUT
VDD
TOUCH DETECT
PUF MODE
SCAN MODE
Figure 7. Touch-Detection Operations
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MAX11800EVKIT+ 功能描述:显示开发工具 MAX11800 Eval Kit RoHS:否 制造商:4D Systems 产品:4Display Shields 工具用于评估:?OLED-160-G1, ?OLED-160-G2 接口类型:Serial 工作电源电压:5 V
MAX11800EWC+T 功能描述:触摸屏转换器和控制器 SPI 4Ch Touch Screen Controller RoHS:否 制造商:Microchip Technology 类型:Resistive Touch Controllers 输入类型:3 Key 数据速率:140 SPS 分辨率:10 bit 接口类型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 电源电压:2.5 V to 5.25 V 电源电流:17 mA 工作温度:- 40 C to + 85 C 封装 / 箱体:SSOP-20
MAX11800GTC/V+ 功能描述:触摸屏转换器和控制器 SPI 4Ch Touch Screen Controller RoHS:否 制造商:Microchip Technology 类型:Resistive Touch Controllers 输入类型:3 Key 数据速率:140 SPS 分辨率:10 bit 接口类型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 电源电压:2.5 V to 5.25 V 电源电流:17 mA 工作温度:- 40 C to + 85 C 封装 / 箱体:SSOP-20
MAX11800GTC/V+T 功能描述:触摸屏转换器和控制器 SPI 4Ch Touch Screen Controller RoHS:否 制造商:Microchip Technology 类型:Resistive Touch Controllers 输入类型:3 Key 数据速率:140 SPS 分辨率:10 bit 接口类型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 电源电压:2.5 V to 5.25 V 电源电流:17 mA 工作温度:- 40 C to + 85 C 封装 / 箱体:SSOP-20
MAX11800TEVS+ 功能描述:显示开发工具 SPI 4Ch Touch Screen Controller RoHS:否 制造商:4D Systems 产品:4Display Shields 工具用于评估:?OLED-160-G1, ?OLED-160-G2 接口类型:Serial 工作电源电压:5 V