AT91SAM7S256D-AU Atmel, AT91SAM7S256D-AU Datasheet - Page 49

• Manufacturer Part Number: AT91SAM7S256D-AU
• Description: ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU
• Manufacturer: Atmel
• Series: SAM7S256r

Specifications of AT91SAM7S256D-AU

• Rohs: yes
• Core: ARM
• Processor Series: AT91SAM
• Data Bus Width: 16 bit/32 bit
• Maximum Clock Frequency: 55 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 64 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 3 V to 3.6 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: LQFP-64
• Mounting Style: SMD/SMT
• Interface Type: 2-Wire, I2S, SPI, USART
• Length: 7 mm

12.3.2
Figure 12-3 on page 49
this example, the “board in test” is designed using a number of JTAG-compliant devices. These devices can be
connected to form a single scan chain.
Figure 12-3. Application Test Environment Example
Test Environment
shows a test environment example. Test vectors are sent and interpreted by the tester. In
SAM7S-based Application Board In Test
Connector
ICE/JTAG
Interface
JTAG
SAM7S
Chip n
Test Adaptor
Chip 2
Chip 1
Tester
SAM7S Series [DATASHEET]
6175M–ATARM–26-Oct-12
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