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參數(shù)資料
型號(hào): UCB1400BE
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: Audio codec with touch screen controller and power management monitor
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: 7 X 7 X 1.40 MM, PLASTIC, LQFP-48
文件頁(yè)數(shù): 44/63頁(yè)
文件大小: 674K
代理商: UCB1400BE
Philips Semiconductors
UCB1400
Audio codec with touch screen controller
and power management monitor
Product data
Rev. 02 — 21 June 2002
44 of 63
9397 750 09611
Koninklijke Philips Electronics N.V. 2002. All rights reserved.
12.17 ADC Control register (index 0x66)
D10
D9 - D8
HYSD
TM1 - TM0
RW
RW
If ‘1’, hysteresis is deactivated on the Schmitt triggers.
Touch screen operation mode
00 = interrupt mode
01 = pressure measurement mode
1x = position measurement mode
If ‘1’, the TSPY pin is grounded.
If ‘1’, the TSMY pin is grounded.
If ‘1’, the TSPX pin is grounded.
If ‘1’, the TSMX pin is grounded.
If ‘1’, the TSPY pin is powered.
If ‘1’, the TSMY pin is powered.
If ‘1’, the TSPX pin is powered.
If ‘1’, the TSMX pin is powered.
D7
D6
D5
D4
D3
D2
D1
D0
PYG
MYG
PXG
MXG
PYP
MYP
PXP
MXP
RW
RW
RW
RW
RW
RW
RW
RW
Table 43:
Bit
Description of Touch Screen Control register bits
…continued
Symbol
Type
Description
Table 44:
Register address: 0x66; default: 0000
Bit
D15
Symbol
AE
Bit
D7
Symbol
AS
ADC Control register
D14
X
D6
X
D13
X
D5
EXVEN
D12
X
D4
AI2
D11
X
D3
AI1
D10
X
D2
AI0
D9
X
D1
D8
X
D0
ASE
VREFB
Table 45:
Bit
D15
D14 - D8
D7
Description of ADC Control register bits
Symbol
Type
AE
RW
X
R
AS
RW
Description
If ‘1’, ADC is activated. If ‘0’, ADC is powered-down.
Reserved.
Writing ‘1’ starts the ADC conversion sequence.
This bit self-clears.
Reserved.
Must be set to ‘0’ (other values reserved for testing
purposes only).
ADC input selection:
000 = TSPX
001 = TSMX
010 = TSPY
011 = TSMY
100 = AD0
101 = AD1
110 = AD2
111 = AD3
D6
D5
X
EXVEN
R
R/W
D4 - D2
AI2 - AI0
RW
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