Technical data

Analog Integrated Circuit Device Data
Freescale Semiconductor 29
34825
FUNCTIONAL DEVICE OPERATION
REGISTER MAP
Table 11. Interrupt Register
Bit Mode Symbol Reset Description Notes
0
R/C ATTACH 0
1: accessory attached
1
R/C DETACH 0
1: accessory detached
2
R/C KP 0
1: remote controller short key is pressed
3
R/C LKP 0
1: remote controller long key is pressed
4
R/C LKR 0
1: remote controller long key is released
5
R/C OVP_EN 0
1: VBUS voltage higher than the OVP threshold
6
R/C OTP_EN 0
1: The temperature of 34825 is above the OTP threshold
7
R/C OVP_OTP_DIS 0
1: OVP or OTP event is removed
Table 12. Interrupt Mask Register
Bit Mode Symbol Reset Description Notes
0
R/W ATTACH_m 0
1: interrupt disabled
1
R/W DETACH_m 0
1: interrupt disabled
2
R/W KP_m 0
1: interrupt disabled
3
R/W LKP_m 0
1: interrupt disabled
4
R/W LKR_m 0
1: interrupt disabled
5
R/W OVP_EN_m 0
1: interrupt disabled
6
R/W OTP_EN_m 0
1: interrupt disabled
7
R/W OVP_OTP_DIS_m 0
1: interrupt disabled
Table 13. ADC Result Register
Bit Mode Symbol Reset Description Notes
4-0
R ADC Result 11111
ADC Result of the ID resistor
7-5
R Reserved 000
Table 14. 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 15. Timing Table
Setting Value Key Press Long Key Press
0000 100 ms 300 ms
0001 200 ms 400 ms
0010 300 ms 500 ms