Diodes AUR3852 - Manual (Page 5)

Data Sheet
Enhanced Multi-touch Capacitive Touch Screen Controller AUR3852
Feb. 2013 Rev. 1. 0 BCD Semiconductor Manufacturing Limited
5
Pin Description (Continued)
Pin Number
Pin
Name
Pin
Type
Pin Function
QFN-6×6-
48
QFN-7×7-
56
8 8 P2.7 I/O
Port 2.7 GPIO
8051 P2.7 GPIO
DL7
Left driving line 7
9 9 P2.6 I/O
Port 2.6 GPIO
8051 P2.6 GPIO
DL8
Left driving line 8
10 10 P2.5 I/O
Port 2.5 GPIO
8051 P2.5 GPIO
T2 Timer 2 Input
This pin can also be configured as Timer 2 input
DL9
Left driving line 9
11 11 P2.4 I/O
Port 2.4 GPIO
8051 P2.4 GPIO
T2EX Timer 2 Trigger
This pin can also be configured as T2EX signal for Timer
2. T2EX is the Timer 2 trigger input
DL10
Left driving line 10
12 12 P2.3 I/O
Port 2.3 GPIO
8051 P2.3 GPIO
DL11
Left driving line 11
13 15 P3.6 I/O
Port 3.6 GPIO
8051 P3.6 GPIO
RXD1
This pin can also be configured as RXD of UART 1
14 16 P2.2 I/O
Port 2.2 GPIO
8051 P2.2 GPIO.
TXD1
This pin can also be configured as TXD of UART 1
8051 P2.2 GPIO. To allow proper operation as GPIO P2.2
function, crystal oscillator must be disabled by setting
XOSCCFG register to 0x00