ATSAM3S1BA-AU Atmel, ATSAM3S1BA-AU Datasheet - Page 130
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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10.17.1
10.17.1.1
10.17.1.2
10.17.1.3
130
SAM3S Preliminary
B, BL, BX, and BLX
Syntax
Operation
Restrictions
Branch instructions.
where:
B
BL
BX
BLX
cond
label
Rm
be 1, but the address to branch to is created by changing bit[0] to 0.
All these instructions cause a branch to label, or to the address indicated in Rm. In addition:
Bcond label is the only conditional instruction that can be either inside or outside an IT block. All
other branch instructions must be conditional inside an IT block, and must be unconditional out-
side the IT block, see
Table 10-24
Table 10-24. Branch ranges
You might have to use the .W suffix to get the maximum branch range. See
selection” on page
The restrictions are:
Instruction
B label
Bcond label
Bcond label
BL{cond} label
BX{cond} Rm
BLX{cond} Rm
• The BL and BLX instructions write the address of the next instruction to LR (the link register,
• The BX and BLX instructions cause a UsageFault exception if bit[0] of Rm is 0.
R14).
B{cond} label
BL{cond} label
BX{cond} Rm
BLX{cond} Rm
(outside IT block)
(inside IT block)
shows the ranges for the various branch instructions.
is branch (immediate).
is branch with link (immediate).
is branch indirect (register).
is branch indirect with link (register).
is an optional condition code, see
is a PC-relative expression. See
is a register that indicates an address to branch to. Bit[0] of the value in Rm must
86.
“IT” on page
Any value in register
Any value in register
Branch range
− 16 MB to +16 MB
− 1 MB to +1 MB
− 16 MB to +16 MB
− 16 MB to +16 MB
133.
“PC-relative expressions” on page
“Conditional execution” on page
6500C–ATARM–8-Feb-11
“Instruction width
84.
84.
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