AT91M40400-25C ATMEL Corporation, AT91M40400-25C Datasheet - Page 71

• Manufacturer Part Number: AT91M40400-25C
• Description: 16/32-bit Microcontroller, 2.7V to 3.6V Operating Range
• Manufacturer: ATMEL Corporation

USART User Interface
Base Address USART0:
Base Address USART1:
Table 9. USART Memory Map
Offset
0x0C
0x1C
0x2C
0x3C
0x00
0x04
0x08
0x10
0x14
0x18
0x20
0x24
0x28
0x30
0x34
0x38
Register
Control Register
Mode Register
Interrupt Enable Register
Interrupt Disable Register
Interrupt Mask Register
Channel Status Register
Receiver Holding Register
Transmitter Holding Register
Baud Rate Generator Register
Receiver Time-out Register
Transmitter Time-guard Register
Reserved
Receive Pointer Register
Receive Counter Register
Transmit Pointer Register
Transmit Counter Register
0xFFFD0000
0xFFFCC000
US_BRGR
US_RTOR
US_TTGR
US_RHR
US_RCR
US_CSR
US_THR
US_RPR
US_TPR
US_TCR
US_IMR
US_IER
US_IDR
US_MR
US_CR
Name
–
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Write only
Write only
Write only
Read only
Read only
Read only
Write only
Access
AT91M40400
–
Reset State
0x18
–
0
–
–
0
0
–
0
0
0
–
0
0
0
0
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