AT91SAM7X128 Atmel, AT91SAM7X128 Datasheet - Page 333

• Manufacturer Part Number: AT91SAM7X128
• Description: MCU 32-Bit 91S ARM7TDMI RISC 128KB Flash 1.8V/3.3V 100-Pin LQFP
• Manufacturer: Atmel

Specifications of AT91SAM7X128

• Package: 100LQFP
• Device Core: ARM7TDMI
• Family Name: 91S
• Maximum Speed: 55 MHz
• Ram Size: 32 KB
• Program Memory Size: 128 KB
• Operating Supply Voltage: 1.8|3.3 V
• Data Bus Width: 32 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 62
• Interface Type: CAN/Ethernet/SPI/I2S/TWI/USART/USB
• On-chip Adc: 8-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 3

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
–
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