th July 2011 56 www.semtech.com SX8654/SX8655/SX8656 H" />
參數(shù)資料
型號: SX8655IWLTRT
廠商: Semtech
文件頁數(shù): 52/62頁
文件大?。?/td> 0K
描述: IC TOUCH SCREEN 12BIT 20QFN
標(biāo)準(zhǔn)包裝: 1
類型: 電阻式,觸感驅(qū)動器
觸摸面板接口: 4,5 線
輸入數(shù)/鍵: 1 TSC,雨刷,鑰匙
分辨率(位): 12 b
評估套件: *
數(shù)據(jù)接口: I²C,串行
電壓基準(zhǔn): 內(nèi)部
電源電壓: 2.3 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 20-QFN(4x4)
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: SX8655IWLDKR
ADVANCED COMMUNICATIONS & SENSING
Rev 1 – 25
th July 2011
56
www.semtech.com
SX8654/SX8655/SX8656
Haptics Enabled 4/5-Wire
Resistive Touchscreen Controller with Proximity Sensing
Bits
Variable
Default
Description
7
HAPTSHORTIRQEN
0
Enables the HaptShort interrupt.
0 : OFF
1 : ON
6
PROXCLOSEIRQEN
0
Enables the ProxClose interrupt.
0 : OFF
1 : ON
5
PROXFARIRQEN/
PROXCONVDONEIRQEN
0
Enables the ProxFar/ProxConvDone interrupt. Cf RegProx0[6]
0 : OFF
1 : ON
4
PROXCOMPDONEIRQEN
0
Enables the ProxCompDone interrupt.
0 : OFF
1 : ON
3
PENTOUCHIRQEN/
TOUCHCONVDONEIRQEN
1
Enables the PenTouch/TouchConvDone interrupt
0 : OFF
1 : ON
2
PENRELEASEIRQEN
0
Enables the PenRelease interrupt.
0 : OFF
1 : ON
1
TEMPWARNINGIRQEN
0
Enables the TempWarning interrupt.
0 : OFF
1 : ON
0
TEMPALARMIRQEN
0
Enables the TempAlarm interrupt.
0 : OFF
1 : ON
Table 46 : RegIrqMsk (Addr 0x22)
Bits
Variable
Default
Description
7
HAPTSHORTIRQ
0
Gives
the
HaptShort
interrupt
source
status.
(ie
HAPTSHORTSTAT rising edge)
6
PROXCLOSEIRQ
0
Gives the ProxClose interrupt source status. (ie PROXSTAT
rising edge)
5
PROXFARIRQ/
PROXCONVDONEIRQ
0
Gives
the
ProxFar
(ie
PROXSTAT
falling
edge),
or
ProxConvDone (ie CONVSTAT falling edge after proximity
conversion) interrupt status depending on PROXIRQSEL .
4
PROXCOMPDONEIRQ
0
Gives
the
ProxCompDone
interrupt
source
status.
(ie
PROXCOMPSTAT falling edge)
3
PENTOUCHIRQ/
TOUCHCONVDONEIRQ
0
Gives the PenTouch/TouchConvDone interrupt source status. (ie
in PENDET mode -> PENSTAT rising edge, else -> CONVSTAT
falling edge after touch conversion)
2
PENRELEASEIRQ
0
Gives the PenRelease interrupt source status. (ie PENSTAT
falling edge)
1
TEMPWARNINGIRQ
0
Gives
the
TempWarning
interrupt
source
status.
(ie
TEMPWARNINGSTAT
rising/falling
edge
depending
on
TEMPWRNIRQEDG)
0
TEMPALARMIRQ
0
Gives
the
TempAlarm
interrupt
source
status.
(ie
TEMPALARMSTAT
rising/falling
edge
depending
on
TEMPALRMIRQEDG)
Table 47 : RegIrqSrc (Addr 0x23)
Bits
Variable
Default
Description
7
HAPTSHORTSTAT
0
Gives the haptics short-circuit instantaneous status :
0 : No short circuit is currently present
1 : A short circuit is currently present
6
RESETSTAT
0
Gives the reset latched status :
0 : No reset occurred
1 : A reset occurred
This bit is cleared when RegStat is read.
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