AT91SAM7X256B-CU Atmel, AT91SAM7X256B-CU Datasheet - Page 333
![IC MCU 256KB FLASH 100TFBGA](/photos/6/89/68968/313-100-cbga_sml.jpg)
AT91SAM7X256B-CU
Manufacturer Part Number
AT91SAM7X256B-CU
Description
IC MCU 256KB FLASH 100TFBGA
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7X256B-CU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
CAN, Ethernet, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
62
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
64K 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
100-TFBGA
Processor Series
91S
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
64 KB
Interface Type
CAN, Ethernet, SPI, I2S, TWI, USART, USB
Maximum Clock Frequency
55 MHz
Number Of Programmable I/os
62
Number Of Timers
3
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Temperature Range
- 40 C to + 85 C
Package
100TFBGA
Device Core
ARM7TDMI
Family Name
91S
Maximum Speed
55 MHz
On-chip Adc
8-chx10-bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
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Manufacturer
Quantity
Price
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30.7.1
Name:
Access Type:
• RSTRX: Reset Receiver
0: No effect.
1: Resets the receiver.
• RSTTX: Reset Transmitter
0: No effect.
1: Resets the transmitter.
• RXEN: Receiver Enable
0: No effect.
1: Enables the receiver, if RXDIS is 0.
• RXDIS: Receiver Disable
0: No effect.
1: Disables the receiver.
• TXEN: Transmitter Enable
0: No effect.
1: Enables the transmitter if TXDIS is 0.
• TXDIS: Transmitter Disable
0: No effect.
1: Disables the transmitter.
• RSTSTA: Reset Status Bits
0: No effect.
1: Resets the status bits PARE, FRAME, OVRE, and RXBRK in US_CSR.
6120H–ATARM–17-Feb-09
RETTO
TXDIS
31
23
15
–
–
7
USART Control Register
RSTNACK
TXEN
30
22
14
US_CR
Write-only
–
–
6
RXDIS
RSTIT
29
21
13
–
–
5
SENDA
RXEN
AT91SAM7X512/256/128 Preliminary
28
20
12
–
–
4
RTSDIS
STTTO
RSTTX
27
19
11
–
3
STPBRK
RTSEN
RSTRX
26
18
10
–
2
STTBRK
DTRDIS
25
17
–
9
1
–
RSTSTA
DTREN
24
16
–
8
0
–
333
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