127
6174B–ATARM–07-Nov-05
AT91FR40162S Preliminary
17.10 USART User Interface
Base Address USART0: 0xFFFD0000 (Code Label
USART0_BASE
)
Base Address USART1: 0xFFFCC000 (Code Label
USART1_BASE
)
Table 17-2.
USART Memory Map
Offset
Register
Name
Access Reset
State
0x00
Control Register
US_CR
Write-only
–
0x04
Mode Register
US_MR
Read/Write
0
0x08
Interrupt Enable Register
US_IER
Write-only
–
0x0C
Interrupt Disable Register
US_IDR
Write-only
–
0x10
Interrupt Mask Register
US_IMR
Read-only
0
0x14
Channel Status Register
US_CSR
Read-only
0x18
0x18
Receiver Holding Register
US_RHR
Read-only
0
0x1C
Transmitter Holding Register
US_THR
Write-only
–
0x20
Baud Rate Generator Register
US_BRGR
Read/Write
0
0x24
Receiver Time-out Register
US_RTOR
Read/Write
0
0x28
Transmitter Time-guard Register
US_TTGR
Read/Write
0
0x2C
Reserved
–
–
–
0x30
Receive Pointer Register
US_RPR
Read/Write
0
0x34
Receive Counter Register
US_RCR
Read/Write
0
0x38
Transmit Pointer Register
US_TPR
Read/Write
0
0x3C
Transmit Counter Register
US_TCR
Read/Write
0
Содержание AT91FR40162S
Страница 180: ...180 6174B ATARM 07 Nov 05 AT91FR40162S Preliminary Figure 19 2 MCKO Relative to NRST NRST tD MCKO...
Страница 195: ...195 6174B ATARM 07 Nov 05 AT91FR40162S Preliminary 20 5 2 CE Controlled Figure 20 15 CE Controlled...
Страница 204: ...204 6174B ATARM 07 Nov 05 AT91FR40162S Preliminary 23 AT91FR40162S Errata There is no known errata for the AT91FR40162S...