SAM7-P256 Olimex Ltd., SAM7-P256 Datasheet - Page 12
![MCU, MPU & DSP Development Tools DEV BRD FOR AT91SAM7S56](/photos/15/91/159154/sam7-p256-1_sml.jpg)
SAM7-P256
Manufacturer Part Number
SAM7-P256
Description
MCU, MPU & DSP Development Tools DEV BRD FOR AT91SAM7S56
Manufacturer
Olimex Ltd.
Datasheet
1.SAM7-P256.pdf
(21 pages)
Specifications of SAM7-P256
Processor To Be Evaluated
AT91SAM7S256 ARM7TDMI-S
Data Bus Width
16 bit, 32 bit
Interface Type
RS-232, USB, JTAG, SPI, TWI, UART
Dimensions
120 mm x 80 mm
Operating Supply Voltage
6 V
Silicon Manufacturer
Atmel
Core Architecture
ARM
Core Sub-architecture
ARM7TDMI
Silicon Core Number
AT91S
Silicon Family Name
AT91SAM7xxxx
Kit Contents
Board
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
1701511 25R5021
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SAM7-P256
Manufacturer:
Olimex Ltd.
Quantity:
135
Description for programming via RS232_0/D COM port, when is SAM-
BA software
being able to use SAM-BA, a recovery procedure, which consists of copying the SAM-BA Boot
Assistant into Flash must be performed as follows:
1.
2.
3.
4.
5.
6.
7.
TXD0/DTXD, according to jumpers description above.
INPUT/OUTPUT:
The AT91SAM7S256 can be programmed via COM port using the SAM-BA
Note: For programming via COM port, you must set jumpers RXD0/DRXD and
Power down the AT91SAM7S256
Close jumper TST
Power up the AT91SAM7S256
Wait 10 sec
Power down the AT91SAM7S256
Remove jumper TST
Power up the AT91SAM7S256
Status Led (green) with name GREEN connected via jumper LED1 to
AT91SAM7S256 pin 10 (PA18/RD/PCK2/AD1).
Status Led (yellow) with name YELLOW connected via jumper LED2 to
AT91SAM7S256 pin 9 (PPA17/TD/PCK1/AD0).
Power-on LED (red) with name PWR_LED – this LED shows that +3.3V is applied
to the board.
User button with name B1 connected to AT91SAM7S256 pin 13
(PA19/RK/FIQ/AD2).
User button with name B2 connected to AT91SAM7S256 pin 16
(PA20/RF/IRQ0/AD3).
User button with name RESET connected to AT91SAM7S256 pin 39 (NRST).
Trimpot with name AN_TR connected to AT91SAM7S256 pin 3 (AD4).
Thermistor with name TH1 connected to AT91SAM7S256 pin 4 (AD5).
Page 12
TM
software. Before