Atmel Evaluation Kit for the SAM4E Series of Flash Microcontrollers ATSAM4E-EK ATSAM4E-EK Data Sheet
Product codes
ATSAM4E-EK
SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
442
24.
SAM-BA Boot Program for SAM4E Microcontrollers
24.1
Description
The SAM-BA
®
Boot Program integrates an array of programs permitting download and/or upload into the different
memories of the product.
24.2
Embedded Characteristics
Default Boot Program Stored in SAM4E Series Products
Interface with SAM-BA
®
Graphic User Interface
SAM-BA Boot
̶
Supports Several Communication Media
Serial Communication on UART0
USB Device Port Communication up to 1M Byte/s
̶
USB Requirements
External Crystal or Clock with the frequency of:
11.289 MHz
12.000 MHz
16.000 MHz
18.432 MHz
11.289 MHz
12.000 MHz
16.000 MHz
18.432 MHz
24.3
Hardware and Software Constraints
SAM-BA Boot uses the first 2048 bytes of the SRAM for variables and stacks. The remaining available size
can be used for user's code.
can be used for user's code.
USB Requirements:
̶
External Crystal or External Clock
11.289 MHz
12.000 MHz
16.000 MHz
18.432 MHz
UART0 requirements: None
Note:
1.
must be 2500 ppm and 1.8V Square Wave Signal.
Table 24-1.
Pins Driven during Boot Program Execution
Peripheral
Pin
PIO Line
UART0
URXD0
PA9
UART0
UTXD0
PA10