Datasheet

650
11011B–ATARM–21-Feb-12
SAM3N
650
11011B–ATARM–21-Feb-12
SAM3N
33.3 Block Diagram
Figure 33-1. Analog-to-Digital Converter Block Diagram
33.4 Signal Description
Table 33-1. ADC Pin Description
Pin Name Description
ADVREF Reference voltage
AD0 - AD15 Analog input channels
ADTRG External trigger
ADC Interrupt
ADTRG
ADVREF
GND
Trigger
Selection
Control
Logic
Successive
Approximation
Register
Analog-to-Digital
Converter
Timer
Counter
Channels
User
Interface
Interrupt
Controller
Peripheral Bridge
APB
PDC
System Bus
Analog Inputs
Multiplexed
with I/O lines
PIO
AD-
AD-
AD-
ADC Controller
PMC
MCK
ADC cell
CHx