Universal Remote Control R7 - SPECS SHEET Manual de servicio descargar pdf (Pagina 31)

Analog Integrated Circuit Device Data

Freescale Semiconductor 31

34825

FUNCTIONAL DEVICE OPERATION

Table 18. Status Register

Bit Mode Symbol Reset Description Notes

R ADC_Status x

ADC conversion status

1: ADC conversion completed

0: ADC in progress

R VBUS_DET x

VBUS voltage is higher than the POR

0: no

1: yes

R ID_FLOAT x

ID line is floating

0: no

1: yes

R ID_GND 0

ID pin is shorted to ground

0: no

1: yes

R DP/DM_SHORT 0

DP/DM shorted

0: no

1: yes

R USB_CHG 0

A USB charger is connected

0: no

1: yes

R FET_STATUS x

The on/off status of the power MOSFET

0: off

1: on

R Reserved 0

Table 19. Control Register

Bit Mode Symbol Reset Description Notes

1-0

R/W Reserved x0

W/C RESET 0

Soft reset. When written to 1, the IC is reset. Once the reset is complete,

the RST bit is set and the RESET bit is cleared automatically.

1: to soft reset the IC

4-3

R/W Reserved 00

R/W AutoPSAVE 1

Automatic Power Save mode detection control

0: disable automatic Power Save mode detection. Device can enter Power

Save mode via the I

1: enable automatic Power Save mode detection.

7-6

R/W Reserved 01

Table 20. Time Delay Register

Bit Mode Symbol Reset Description Notes

3-0

R/W TD 0100

Time delay to start the powered accessory identification flow after

detecting the VBUS voltage

0000: 100 ms

0001: 200 ms

0010: 300 ms

0011: 400 ms

0100: 500 ms

......

1111:1600 ms

7-4

R/W Reserved 1001

1 2 ... 26 27 28 29 30 31 32 33 34 35 36 37 38 39

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Universal Remote Control R7 - SPECS SHEET Manual de servicio Pagina 31

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