AT91SAM7S161-AU Atmel, AT91SAM7S161-AU Datasheet - Page 775
![IC MCU ARM7 16KB FLASH 64LQFP](/photos/12/13/121332/313-64-tqfp_sml.jpg)
AT91SAM7S161-AU
Manufacturer Part Number
AT91SAM7S161-AU
Description
IC MCU ARM7 16KB FLASH 64LQFP
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7S161-AU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-LQFP
For Use With
AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7S-EK - KIT EVAL FOR ARM AT91SAM7S
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT91SAM7S161-AU
Manufacturer:
NXP
Quantity:
3
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6175K–ATARM–30-Aug-10
25 Power Management Controller (PMC) ................................................ 191
26 Debug Unit (DBGU) .............................................................................. 215
27 Parallel Input/Output Controller (PIO) ................................................ 239
28 Serial Peripheral Interface (SPI) ......................................................... 265
29 Two-wire Interface (TWI) AT91SAM7S512/256/128/64/321/32 ........... 291
25.1
25.2
25.3
25.4
25.5
25.6
25.7
25.8
25.9
26.1
26.2
26.3
26.4
26.5
27.1
27.2
27.3
27.4
27.5
27.6
28.1
28.2
28.3
28.4
28.5
28.6
28.7
29.1
29.2
29.3
Description .....................................................................................................191
Master Clock Controller .................................................................................191
Processor Clock Controller ............................................................................192
USB Clock Controller .....................................................................................192
Peripheral Clock Controller ............................................................................192
Programmable Clock Output Controller .........................................................193
Programming Sequence ................................................................................193
Clock Switching Details .................................................................................197
Power Management Controller (PMC) User Interface ..................................200
Overview ........................................................................................................215
Block Diagram ...............................................................................................216
Product Dependencies ..................................................................................217
UART Operations ..........................................................................................217
Debug Unit (DBGU) User Interface ..............................................................224
Overview ........................................................................................................239
Block Diagram ...............................................................................................240
Product Dependencies ..................................................................................241
Functional Description ...................................................................................242
I/O Lines Programming Example ...................................................................246
Parallel Input/Output Controller (PIO) User Interface ....................................248
Overview ........................................................................................................265
Block Diagram ...............................................................................................266
Application Block Diagram .............................................................................266
Signal Description .........................................................................................267
Product Dependencies ..................................................................................267
Functional Description ...................................................................................268
Serial Peripheral Interface (SPI) User Interface User Interface .....................277
Overview ........................................................................................................291
List of Abbreviations ......................................................................................291
Block Diagram ...............................................................................................292
AT91SAM7S Series Preliminary
765
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