AT91SAM7SE512B-AU Atmel, AT91SAM7SE512B-AU Datasheet - Page 343

• Manufacturer Part Number: AT91SAM7SE512B-AU
• Description: IC ARM7 MCU FLASH 512K 128-LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7SE512B-AU

• 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: 512KB (512K 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: *
• Core: ARM7TDMI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

31.7.6
Name:
Access:
• RDRF: Receive Data Register Full Interrupt Enable
• TDRE: SPI Transmit Data Register Empty Interrupt Enable
• MODF: Mode Fault Error Interrupt Enable
• OVRES: Overrun Error Interrupt Enable
• ENDRX: End of Receive Buffer Interrupt Enable
• ENDTX: End of Transmit Buffer Interrupt Enable
• RXBUFF: Receive Buffer Full Interrupt Enable
• TXBUFE: Transmit Buffer Empty Interrupt Enable
• TXEMPTY: Transmission Registers Empty Enable
• NSSR: NSS Rising Interrupt Enable
0 = No effect.
1 = Enables the corresponding interrupt.
6222F–ATARM–14-Jan-11
TXBUFE
31
23
15
–
–
–
7
SPI Interrupt Enable Register
RXBUFF
30
22
14
SPI_IER
Write-only
–
–
–
6
ENDTX
29
21
13
–
–
–
5
ENDRX
28
20
12
–
–
–
4
SAM7SE512/256/32 Preliminary
OVRES
27
19
11
–
–
–
3
MODF
26
18
10
–
–
–
2
TXEMPTY
TDRE
25
17
–
–
9
1
NSSR
RDRF
24
16
–
–
8
0
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