34825 datasheet(28/39 Pages) FREESCALE

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Analog Integrated Circuit Device Data

Freescale Semiconductor

34825

FUNCTIONAL DEVICE OPERATION

R/C

DETACH

1: accessory detached

R/C

1: remote controller short key is pressed

R/C

LKP

1: remote controller long key is pressed

R/C

LKR

1: remote controller long key is released

R/C

OVP_EN

1: VBUS voltage higher than the OVP threshold

R/C

OTP_EN

1: The temperature of 34825 is above the OTP threshold

R/C

OVP_OTP_DIS

1: OVP or OTP event is removed

Table 11. Interrupt Mask Register

Bit

Mode

Symbol

Reset

Description

Notes

R/W

ATTACH_m

1: interrupt disabled

R/W

DETACH_m

1: interrupt disabled

R/W

KP_m

1: interrupt disabled

R/W

LKP_m

1: interrupt disabled

R/W

LKR_m

1: interrupt disabled

R/W

OVP_EN_m

1: interrupt disabled

R/W

OTP_EN_m

1: interrupt disabled

R/W

OVP_OTP_DIS_m

1: interrupt disabled

Table 12. ADC Result Register

Bit

Mode

Symbol

Reset

Description

Notes

4-0

ADC Result

11111

ADC Result of the ID resistor

7-5

Reserved

000

Table 13. Timing Set Register

Bit

Mode

Symbol

Reset

Description

Notes

3-0

R/W

Long Key Press

0000

Long key press duration

0000: 300 ms

0001: 400 ms

0010: 500 ms

......

7-4

R/W

Key Press

0000

Normal key press duration

0000: 100 ms

0001: 200 ms

0010: 300 ms

......

Table 14. Timing Table

Setting Value

Key Press

Long Key Press

0000

100 ms

300 ms

0001

200 ms

400 ms

0010

300 ms

500 ms

Table 10. Interrupt Register

Bit

Mode

Symbol

Reset

Description

Notes

34825 Datasheet(PDF) 28 Page - Freescale Semiconductor, Inc

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