AT91SAM7SE256B-CUR Atmel, AT91SAM7SE256B-CUR Datasheet - Page 238

• Manufacturer Part Number: AT91SAM7SE256B-CUR
• Description: IC ARM7 MCU FLASH 256K 128-LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7SE256B-CUR

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: EBI/EMI, I²C, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 88
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Processor Series: SAM7SE256
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 32 KB
• Interface Type: SPI, USB
• Maximum Clock Frequency: 48 MHz
• Number Of Programmable I/os: 88
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Operating Temperature Range: - 40 C to + 85 C
• Processor To Be Evaluated: AT91SAM7SE256B
• Supply Current (max): 60 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

26.4
Table 26-1.
Note:
238
Offset
0x100
0x104
0x108
0x10C
0x110
0x114
0x118
0x11C
0x120
0x124
Peripheral DMA Controller (PDC) User Interface
1. PERIPH: Ten registers are mapped in the peripheral memory space at the same offset. These can be defined by the user
SAM7SE512/256/32 Preliminary
according to the function and the peripheral desired (DBGU, USART, SSC, SPI, MCI, etc).
Transmit Pointer Register
Transmit Next Counter Register
PDC Transfer Control Register
PDC Transfer Status Register
Register
Receive Pointer Register
Receive Counter Register
Transmit Counter Register
Receive Next Pointer Register
Receive Next Counter Register
Transmit Next Pointer Register
Register Mapping
Register Name
PERIPH
PERIPH_RCR
PERIPH_TPR
PERIPH_TCR
PERIPH_RNPR
PERIPH_RNCR
PERIPH_TNPR
PERIPH_TNCR
PERIPH_PTCR
PERIPH_PTSR
(1)
_RPR
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Write-only
Read-only
6222F–ATARM–14-Jan-11
Reset
0x0
0x0
0x0
0x0
0x0
-
0x0
0x0
0x0
0x0