ATSAM3S1BA-AU Atmel, ATSAM3S1BA-AU Datasheet - Page 860
![IC MCU 32BIT 64KB FLASH 64LQFP](/photos/12/13/121332/313-64-tqfp_sml.jpg)
ATSAM3S1BA-AU
Manufacturer Part Number
ATSAM3S1BA-AU
Description
IC MCU 32BIT 64KB FLASH 64LQFP
Manufacturer
Atmel
Series
SAM3Sr
Specifications of ATSAM3S1BA-AU
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
47
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.62 V ~ 1.95 V
Data Converters
A/D 10x10/12b, D/A 2x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-LQFP
Controller Family/series
ATSAM3S
No. Of I/o's
47
Ram Memory Size
16KB
Cpu Speed
64MHz
No. Of Timers
6
Rohs Compliant
Yes
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
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Table 36-6.
860
Period Value
(
Dead-Time Values
(
Duty-Cycle Values
(
Update Period Value
(
PWM_CPRDUPDx)
PWM_DTUPDx)
PWM_CDTYUPDx)
PWM_SCUPUPD)
SAM3S Preliminary
Summary of the Update of Registers of Synchronous Channels
PWM period as soon as the bit
Update is triggered at the next
• Method 3 (UPDM = 2): same as Method 2 apart from the fact that the duty-cycle values of
Update Period Register”
and automatic trigger of the update” on page
ALL synchronous channels are written by the Peripheral DMA Controller (PDC) (see
3: Automatic write of duty-cycle values and automatic trigger of the update” on page
The user can choose to synchronize the PDC transfer request with a comparison match (see
Section 36.6.3 “PWM Comparison
register.
UPDULOCK is set to 1
Write by the CPU
Not applicable
Not applicable
UPDM=0
(PWM_SCUP) (see
the bit UPDULOCK is set to 1
the bit UPDULOCK is set to 1
next PWM period as soon as
next PWM period as soon as
Update is triggered at the
Update is triggered at the
Units”), by the fields PTRM and PTRCS in the PWM_SCM
Write by the CPU
Write by the CPU
Write by the CPU
UPDM=1
PWM period as soon as the update period
PWM period as soon as the update period
counter has reached the value UPR
counter has reached the value UPR
862).
“Method 2: Manual write of duty-cycle values
Update is triggered at the next
Update is triggered at the next
Write by the CPU
Write by the PDC
UPDM=2
6500C–ATARM–8-Feb-11
“Method
864).
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