Atmel Evaluation Kit AT91SAM9X35-EK AT91SAM9X35-EK Data Sheet
Product codes
AT91SAM9X35-EK
926
SAM9X35 [DATASHEET]
11055E–ATARM–10-Mar-2014
42.3 Block Diagram
Figure 42-1. Analog-to-Digital Converter Block Diagram with Touchscreen mode
42.4 Signal Description
Table 42-1. ADC Pin Description
Pin Name
Description
VDDANA
Analog power supply
ADVREF
Reference voltage
AD0 - AD
11
Analog input channels
ADTRG
External trigger
ADC Interrupt
ADTRG
VDDANA
ADVREF
GND
Trigger
Selection
Control
Logic
Successive
Approximation
Register
Analog-to-Digital
Converter
User
Interface
Interrupt
Controller
Controller
Peripheral Bridge
APB
DMA
System Bus
Touch Screen
Analog
Inputs
AD0/XP/UL
AD1/XM/UR
AD3/YM/Sense
AD-
AD-
AD-
ADC Controller
PMC
MCK
ADC cell
AD2/YP/LL
AD4/LR
PIO
Other
Analog
Inputs
0
1
2
3
4
CHx
Timer
Counter
Channels
Touch
Screen
Switches