Atmel ARM-Based Evaluation Kit for SAM4S16C, 32-Bit ARM® Cortex® Microcontroller ATSAM4S-WPIR-RD ATSAM4S-WPIR-RD Data Sheet

SAM4S Series [DATASHEET]

Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14

818

US_THR

0x4002401C (0), 0x4002801C (1)

Write-only 

Next character to be transmitted after the current character if TXRDY is not set.

0: The next character sent is encoded as a data. Start frame delimiter is DATA SYNC.
1: The next character sent is encoded as a command. Start frame delimiter is COMMAND SYNC. 

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

7

6

5

4

3

2

1

0

TXCHR