AAT2842 Analogic Corporation, AAT2842 Datasheet - Page 18

• Manufacturer Part Number: AAT2842
• Manufacturer: Analogic Corporation

18
DC-
DATA
LIGHT
MOVIE
FLASH
SW1
SW2
SW3
SW4
R1
1K
Figure 5: MCU and I/O Expander Section Schematic.
R2
1K
VIN
R3
1K
0.1µF
C11
R4
1K
VIN
Control and Dual LDO for Backlight and Flash
1
2
3
4
U3
AAT4291
IN
NC
NC
EN/SET
VIN
High-Current Charge Pump with S
1
2
3
4
OUT3
OUT2
OUT1
GND
U2
PIC12F675
VDD
GP5
GP4
GP3
8
7
6
5
VSS
GP0
GP1
GP2
8
7
6
5
J2
J3
J4
ENBL
ENFL
ENL
R6
100K
C10
0.1µF
R7
100K
R5
330
LED7
RED
CTRL _ CT
R8
100K
ENBL
ENFL
ENL
2842.2006.10.1.0
2
Cwire™