34708 datasheet(141/159 Pages) FREESCALE

141 / 159 page

Analog Integrated Circuit Device Data



141

Freescale Semiconductor

MC34708

Functional Block Description

ADSEL4[3:0]

19-16

R/W

DIGRESETB

0x0

Channel Selection to place in ADRESULT4

ADSEL5[3:0]

23-20

R/W

DIGRESETB

0x0

Channel Selection to place in ADRESULT5

Table 150. Register 46, ADC 3

Name

Bit #

R/W

Reset

Default

Description

ADSEL6[3:0]

3-0

R/W

DIGRESETB

0x0

Channel Selection to place in ADRESULT6

ADSEL7[3:0]

7-4

R/W

DIGRESETB

0x0

Channel Selection to place in ADRESULT7

TSSEL0[1:0]

9-8

R/W

DIGRESETB

0x0

Touchscreen Selection to place in ADRESULT0.

Select the action for the Touchscreen;

00 = dummy to discharge TSREF capacitance,

01 = to read X-plate, 10 = to read Y-plate, and 11 = to read

Contact.

TSSEL1[1:0]

11-10

R/W

DIGRESETB

0x0

Touchscreen Selection to place in ADRESULT1.

See TSSEL0 for modes.

TSSEL2[1:0]

13-12

R/W

DIGRESETB

0x0

Touchscreen Selection to place in ADRESULT2.

See TSSEL0 for modes.

TSSEL3[1:0]

15-14

R/W

DIGRESETB

0x0

Touchscreen Selection to place in ADRESULT3.

See TSSEL0 for modes.

TSSEL4[1:0]

17-16

R/W

DIGRESETB

0x0

Touchscreen Selection to place in ADRESULT4.

See TSSEL0 for modes.

TSSEL5[1:0]

19-18

R/W

DIGRESETB

0x0

Touchscreen Selection to place in ADRESULT5.

See TSSEL0 for modes.

TSSEL6[1:0]

21-20

R/W

DIGRESETB

0x0

Touchscreen Selection to place in ADRESULT6.

See TSSEL0 for modes.

TSSEL7[1:0]

23-22

R/W

DIGRESETB

0x0

Touchscreen Selection to place in ADRESULT7.

See TSSEL0 for modes.

Table 151. Register 47, ADC 4

Name

Bit #

R/W

Reset

Default

Description

Unused

1-0

0x0

Not available

ADRESULT0[9:0]

11-2

DIGRESETB

0x000

ADC Result for ADSEL0

Unused

13-12

0x0

Not available

ADRESULT1[9:0]

23-14

DIGRESETB

0x000

ADC Result for ADSEL1

Table 152. Register 48, ADC5

Name

Bit #

R/W

Reset

Default

Description

Unused

1-0

0x0

Not available

ADRESULT2[9:0]

11-2

DIGRESETB

0x000

ADC Result for ADSEL2

Unused

13-12

0x0

Not available

ADRESULT3[9:0]

23-14

DIGRESETB

0x000

ADC Result for ADSEL3

Table 149. Register 45, ADC 2

Name

Bit #

R/W

Reset

Default

Description

34708 Datasheet(PDF) 141 Page - Freescale Semiconductor, Inc

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