Atmel SAM4S Xplained Pro Starter Kit Atmel ATSAM4S-XSTK ATSAM4S-XSTK 数据表
![Atmel](https://files.manualsbrain.com/attachments/0369829915bda09f9c2e00fb805a7753579683b5/common/fit/150/50/8d2bf08978ec3e5bc63f4343ac5e91ce8d0e40045619fa520d910d64af8f/brand_logo.png)
产品代码
ATSAM4S-XSTK
353
SAM4S [DATASHEET]
11100E–ATARM–24-Jul-13
23.6.2 Transfer Control Register
Name: TR_CTRL
Access: Read-write
Reset: 0x00000000
• BTSIZE: Buffer Transfer Size
• TRWIDTH: Transfer Width Register
• IEN: Context Done Interrupt Enable
When set to zero, the transfer done status bit is set at the end of the transfer.
31
30
29
28
27
26
25
24
–
–
–
–
IEN
–
TRWIDTH
23
22
21
20
19
18
17
16
–
–
–
–
–
–
–
–
15
14
13
12
11
10
9
8
BTSIZE
7
6
5
4
3
2
1
0
BTSIZE
Value
Name
Description
00
BYTE
The data size is 8-bit
01
HALFWORD
The data size is 16-bit
10
WORD
The data size is 32-bit