ATSAM3S4AA-MU Atmel, ATSAM3S4AA-MU Datasheet - Page 642
ATSAM3S4AA-MU
Manufacturer Part Number
ATSAM3S4AA-MU
Description
IC MCU 32BIT 256KB FLASH 48QFN
Manufacturer
Atmel
Series
SAM3Sr
Specifications of ATSAM3S4AA-MU
Core Processor
ARM® Cortex-M3™
Core Size
32-Bit
Speed
64MHz
Connectivity
I²C, MMC, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number Of I /o
34
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
48K x 8
Voltage - Supply (vcc/vdd)
1.62 V ~ 1.95 V
Data Converters
A/D 8x10/12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
Processor Series
ATSAM3x
Core
ARM Cortex M3
3rd Party Development Tools
JTRACE-CM3, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
ATSAM3S-EK
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATSAM3S4AA-MU
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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31.11 Two-wire Interface (TWI) User Interface
Table 31-6.
Note:
642
Offset
0x00
0x04
0x08
0x0C
0x10
0x14 - 0x1C
0x20
0x24
0x28
0x2C
0x30
0x34
0x100 - 0x124
1.
SAM3S Preliminary
Register Mapping
Register
Control Register
Master Mode Register
Slave Mode Register
Internal Address Register
Clock Waveform Generator Register
Reserved
Status Register
Interrupt Enable Register
Interrupt Disable Register
Interrupt Mask Register
Receive Holding Register
Transmit Holding Register
Reserved for the PDC
TWI_CWGR
TWI_MMR
TWI_IADR
TWI_SMR
TWI_RHR
TWI_THR
TWI_IMR
TWI_IDR
TWI_IER
TWI_CR
TWI_SR
Name
–
–
Read-write
Read-write
Read-write
Read-write
Read-only
Read-only
Write-only
Write-only
Write-only
Read-only
Write-only
Access
–
–
6500C–ATARM–8-Feb-11
0x00000000
0x00000000
0x00000000
0x0000F009
0x00000000
0x00000000
0x00000000
0x00000000
Reset
N / A
N / A
N / A
–
–
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