AT91SAM7S32-AI ATMEL [ATMEL Corporation], AT91SAM7S32-AI Datasheet - Page 303

• Manufacturer Part Number: AT91SAM7S32-AI
• Description: AT91 ARM Thumb-based Microcontrollers
• Manufacturer: ATMEL [ATMEL Corporation]

USART Receive Holding Register
Name:
Access Type:
• RXCHR: Received Character
Last character received if RXRDY is set.
USART Transmit Holding Register
Name:
Access Type:
• TXCHR: Character to be Transmitted
Next character to be transmitted after the current character if TXRDY is not set.
6071A–ATARM–28-Oct-04
31
23
15
31
23
15
–
–
–
7
–
–
–
7
US_RHR
Read-only
US_THR
Write-only
30
22
14
30
22
14
–
–
–
6
–
–
–
6
29
21
13
29
21
13
–
–
–
5
–
–
–
5
28
20
12
28
20
12
–
–
–
4
–
–
–
4
RXCHR
TXCHR
27
19
27
19
11
11
–
–
–
3
–
–
–
3
AT91SAM7S32 Preliminary
26
18
10
26
18
10
–
–
–
2
–
–
–
2
25
17
25
17
–
–
9
–
1
–
–
9
–
1
RXCHR
TXCHR
24
16
24
16
–
–
8
0
–
–
8
0
303