AT91M40800-33AI SL383 Atmel, AT91M40800-33AI SL383 Datasheet - Page 108
AT91M40800-33AI SL383
Manufacturer Part Number
AT91M40800-33AI SL383
Description
IC ARM MCU 16BIT 100TQFP
Manufacturer
Atmel
Series
AT91SAMr
Datasheets
1.AT91M40800-33AU.pdf
(18 pages)
2.AT91R40807-33AI.pdf
(153 pages)
3.AT91M40800-33AI.pdf
(21 pages)
Specifications of AT91M40800-33AI SL383
Core Processor
ARM7
Core Size
16/32-Bit
Speed
33MHz
Connectivity
EBI/EMI, UART/USART
Peripherals
POR, WDT
Number Of I /o
32
Program Memory Type
ROMless
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Other names
AT91M4080033AISL3
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USART Control Register
Name:
Access Type:Write Only
Offset:
• RSTRX: Reset Receiver (Code Label US_RSTRX)
0 = No effect.
1 = The receiver logic is reset.
• RSTTX: Reset Transmitter (Code Label US_RSTTX)
0 = No effect.
1 = The transmitter logic is reset.
• RXEN: Receiver Enable (Code Label US_RXEN)
0 = No effect.
1 = The receiver is enabled if RXDIS is 0.
• RXDIS: Receiver Disable (Code Label US_RXDIS)
0 = No effect.
1 = The receiver is disabled.
• TXEN: Transmitter Enable (Code Label US_TXEN)
0 = No effect.
1 = The transmitter is enabled if TXDIS is 0.
• TXDIS: Transmitter Disable (Code Label US_TXDIS)
0 = No effect.
1 = The transmitter is disabled.
• RSTSTA: Reset Status Bits (Code Label US_RSTSTA)
0 = No effect.
1 = Resets the status bits PARE, FRAME, OVRE and RXBRK in the US_CSR.
• STTBRK: Start Break (Code Label US_STTBRK)
0 = No effect.
1 = If break is not being transmitted, start transmission of a break after the characters present in US_THR and the Transmit
Shift Register have been transmitted.
• STPBRK: Stop Break (Code Label US_STPBRK)
0 = No effect.
1 = If a break is being transmitted, stop transmission of the break after a minimum of one character length and transmit a
high level during 12 bit periods.
108
TXDIS
31
23
15
–
–
–
7
AT91X40 Series
US_CR
0x00
TXEN
30
22
14
–
–
–
6
RXDIS
29
21
13
–
–
–
5
SENDA
RXEN
28
20
12
–
–
4
STTTO
RSTTX
27
19
11
–
–
3
STPBRK
RSTRX
26
18
10
–
–
2
STTBRK
25
17
–
–
9
1
–
1354D–ATARM–08/02
RSTSTA
24
16
–
–
–
8
0
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