ucb1400 NXP Semiconductors, ucb1400 Datasheet - Page 44

• Manufacturer Part Number: ucb1400
• Description: Audio Codec With Touch Screen Controller And Power Management Monitor
• Manufacturer: NXP Semiconductors

Philips Semiconductors
9397 750 09611
Product data
12.17 ADC Control register (index 0x66)
Table 43:
Table 44:
Register address: 0x66; default: 0000
Table 45:
Bit
D10
D9 - D8
D7
D6
D5
D4
D3
D2
D1
D0
Bit
D15
D14 - D8
D7
D6
D5
D4 - D2
Bit
Symbol
Bit
Symbol
Description of Touch Screen Control register bits
ADC Control register
Description of ADC Control register bits
D15
AE
D7
AS
Symbol
HYSD
TM1 - TM0 RW
PYG
MYG
PXG
MXG
PYP
MYP
PXP
MXP
Symbol
AE
X
AS
X
EXVEN
AI2 - AI0
Rev. 02 — 21 June 2002
D14
D6
X
X
Type
RW
RW
RW
RW
RW
RW
RW
RW
RW
Type
RW
R
RW
R
R/W
RW
EXVEN
D13
D5
X
Description
If ‘1’, hysteresis is deactivated on the Schmitt triggers.
Touch screen operation 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.
00 = interrupt mode
01 = pressure measurement mode
1x = position measurement mode
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
Audio codec with touch screen controller
D12
AI2
D4
X
and power management monitor
D11
AI1
D3
X
© Koninklijke Philips Electronics N.V. 2002. All rights reserved.
…continued
D10
AI0
D2
X
UCB1400
VREFB
D9
D1
X
ASE
44 of 63
D8
D0
X