AT91SAM7S512-MU-999 Atmel, AT91SAM7S512-MU-999 Datasheet - Page 97
AT91SAM7S512-MU-999
Manufacturer Part Number
AT91SAM7S512-MU-999
Description
IC MCU ARM7 512KB FLASH 64-VQFN
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7S512-MU-999
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
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
64K 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-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
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
-
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18. Memory Controller (MC)
18.1
18.2
Figure 18-1. Memory Controller Block Diagram
6175K–ATARM–30-Aug-10
Overview
Block Diagram
ARM7TDMI
Processor
Peripheral
Controller
DMA
The Memory Controller (MC) manages the ASB bus and controls accesses requested by the
masters, typically the ARM7TDMI processor and the Peripheral DMA Controller. It features a
simple bus arbiter, an address decoder, an abort status, a misalignment detector and an
Embedded Flash Controller.
Abort
Peripheral N
Peripheral 0
Peripheral 1
Memory Controller
Arbiter
Bus
ASB
Misalignment
Interface
Detector
Status
Abort
User
AT91SAM7S Series Preliminary
Bridge
APB
APB
Decoder
Address
Embedded
Controller
Flash
From Master
to Slave
Internal
Internal
Flash
RAM
97
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