Atmel SAM4L-EK Atmel ATSAM4L-EK ATSAM4L-EK Data Sheet

42023E–SAM–07/2013

THR

Write-only

0x1C

0x00000000 

0: If MR.VARSYNC is one, the next character sent is encoded as data, and the start frame delimiter is a data sync.

1: If MR.VARSYNC is one, the next character sent is encoded as a command, and the start frame delimiter is a command sync.

If TXRDY is zero this field contains the next character to be transmitted.

31

30

29

28

27

26

25

24

–

–

–

–

–

–

–

–

23

22

21

20

19

18

17

16

–

–

–

–

–

–

–

–

15

14

13

12

11

10

9

8

TXSYNH

–

–

–

–

–

–

TXCHR[8]

7

6

5

4

3

2

1

0

TXCHR[7:0]