AT91FR40161 ATMEL Corporation, AT91FR40161 Datasheet - Page 119

• Manufacturer Part Number: AT91FR40161
• Description: The AT91FR40161 Features 136 K Bytes of On-chip SRAM, 2M Bytes of Flash, an External Bus Interface, a 3-channel Timer/Counter, 2 ...
• Manufacturer: ATMEL Corporation

USART Receiver Time-out Register
Name:
Access Type:Read/Write
Reset Value: 0
Offset:
• TO: Time-out Value
When a value is written to this register, a Start Time-out Command is automatically performed.
Time-out duration = TO x 4 x Bit period
USART Transmitter Time-guard Register
Name:
Access Type:Read/Write
Reset Value: 0
Offset:
• TG: Time-guard Value
Time-guard duration = TG x Bit period
1354D–ATARM–08/02
1 - 255
1 - 255
TO
0
TG
0
31
23
15
31
23
15
–
–
–
–
–
–
7
7
Disables the RX Time-out function.
The Time-out counter is loaded with TO when the Start Time-out Command is given or when each new data character is
received (after reception has started).
US_RTOR
0x24
US_TTGR
0x28
Disables the TX Time-guard function.
TXD is inactive high after the transmission of each character for the time-guard duration.
30
22
14
30
22
14
–
–
–
6
–
–
–
6
29
21
13
29
21
13
–
–
–
5
–
–
–
5
28
20
12
28
20
12
–
–
–
–
–
–
4
4
TO
TG
27
19
27
19
11
11
–
–
–
–
–
–
3
3
26
18
10
26
18
10
–
–
–
2
–
–
–
2
AT91X40 Series
25
17
25
17
–
–
9
–
1
–
–
9
–
1
24
16
24
16
–
–
–
–
–
–
8
0
8
0
119