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900844 Datasheet(PDF) 96 Page - Freescale Semiconductor, Inc

Part # 900844
Description  Integrated Power Management IC for Ultra-mobile and Embedded Applications
PDF  118 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

900844 Datasheet(HTML) 96 Page - Freescale Semiconductor, Inc

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Analog Integrated Circuit Device Data
96
Freescale Semiconductor
900844
FUNCTIONAL DEVICE OPERATION
ADC SUBSYSTEM
Table 68. ADC Control Registers Structure and Bits Description
Name
Bits
Description
ADCCNTL2 (ADDR 0x61 - R/W -Default Value: 0x00)
ADSLP
2:0
ADC sleep time before starting another cycle
x0 = Continuous Loop
x1 = 4.5 ms
x2 = 9.0 ms
x3 = 13.5 ms
x4 = 18 ms
x5 = 22.5 ms
x6 = 27 ms
x7 = No Loop
RSVD
4:3
Reserved
PENDETEN
5
Enable Touch Screen Pen Detect Bias
x0 = Disabled
x1 = Enabled
ADSTRT
6
ADC Round Robin Start Signal
x0 = Stop round robin after the current cycle
x1 = Start round robin
ADEN
7
Bring the ADC out of low power state, this overrides wake from sleep
x0 = Disable in low power
x1 = Enable at full power
ADCCNTL3 (ADDR 0x62 - R/W -Default Value: 0x00)
ADEXGAIN10
0
Gain bit for ADC channel 10, ignore when touch screen is biased
x0 = x1 (0-2.0 V input range)
x1 = x10 (0-200 mV input range)
ADEXGAIN11
1
Gain bit for ADC channel 11, ignore when touch screen is biased
x0 = x1 (0-2.0 V input range)
x1 = x10 (0-200 mV input range)
ADEXGAIN12
2
Gain bit for ADC channel 12, ignore when touch screen is biased
x0 = x1 (0-2.0 V input range)
x1 = x10 (0-200 mV input range)
ADEXGAIN13
3
Gain bit for ADC channel 13, ignore when touch screen is biased
x0 = x1 (0-2.0 V input range)
x1 = x10 (0-200 mV input range)
ADEXGAIN14
4
Gain bit for ADC channel 14
x0 = x1 (0-2.0 V input range)
x1 = x10 (0-200 mV input range)
ADEXGAIN15
5
Gain bit for ADC channel 15
x0 = x1 (0-2.0 V input range)
x1 = x10 (0-200 mV input range)
ADEXGAIN16
6
Gain bit for ADC channel 16
x0 = x1 (0-2.0 V input range)
x1 = x10 (0-200 mV input range)
ADEXGAIN17
7
Gain bit for ADC channel 17
x0 = x1 (0-2.0 V input range)
x1 = x10 (0-200 mV input range)
ADCCNTL4 (ADDR 0X63 - R/W -DEFAULT VALUE: 0X00)
ADEXGAIN18
0
Gain bit for ADC channel 18
x0 = x1 (0-2.0 V input range)
x1 = x10 (0-200 mV input range)
ADEXGAIN19
1
Gain bit for ADC channel 19
x0 = x1 (0-2.0 V input range)
x1 = x10 (0-200 mV input range)



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