Datasheet

iii
11011B–ATARM–21-Feb-12
SAM3N
12.3 Block Diagram ...............................................................................................209
12.4 Functional Description ...................................................................................210
12.5 Reset Controller (RSTC) User Interface ........................................................217
13 Real-time Timer (RTT) .......................................................................... 221
13.1 Description .....................................................................................................221
13.2 Embedded Characteristics ............................................................................221
13.3 Block Diagram ...............................................................................................221
13.4 Functional Description ...................................................................................222
13.5 Real-time Timer (RTT) User Interface ...........................................................224
14 Real Time Clock (RTC) ........................................................................ 229
14.1 Description .....................................................................................................229
14.2 Embedded Characteristics ............................................................................229
14.3 Block Diagram ...............................................................................................229
14.4 Product Dependencies ..................................................................................230
14.5 Functional Description ...................................................................................230
14.6 Real Time Clock (RTC) User Interface ........................................................233
15 Watchdog Timer (WDT) ....................................................................... 247
15.1 Description .....................................................................................................247
15.2 Embedded Characteristics ............................................................................247
15.3 Block Diagram ...............................................................................................247
15.4 Functional Description ...................................................................................248
15.5 Watchdog Timer (WDT) User Interface .........................................................250
16 Supply Controller (SUPC) ................................................................... 255
16.1 Description .....................................................................................................255
16.2 Embedded Characteristics ............................................................................255
16.3 Block Diagram ...............................................................................................256
16.4 Supply Controller Functional Description ......................................................257
16.5 Supply Controller (SUPC) User Interface ......................................................265
17 General Purpose Backup Registers (GPBR) ..................................... 273
17.1 Description .....................................................................................................273
17.2 Embedded Characteristics ............................................................................273
17.3 General Purpose Backup Registers (GPBR) User Interface ........................273
18 Enhanced Embedded Flash Controller (EEFC) ................................. 275
18.1 Description ...................................................................................................275