Atmel Xplained Pro Evaluation Kit ATSAM4E-XPRO ATSAM4E-XPRO Data Sheet

Product codes
ATSAM4E-XPRO
Page of 1506
993
SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
39.7.4 TC Stepper Motor Mode Register
Name:
TC_SMMRx [x=0..2] 
Address:
0x40090008 (0)[0], 0x40090048 (0)[1], 0x40090088 (0)[2], 0x40094008 (1)[0], 0x40094048 (1)[1], 
0x40094088 (1)[2], 0x40098008 (2)[0], 0x40098048 (2)[1], 0x40098088 (2)[2]
Access:
Read/Write 
This register can only be written if the WPEN bit is cleared in the 
.
• GCEN: Gray Count Enable
0: TIOAx [x=0..2] and TIOBx [x=0..2] are driven by internal counter of channel x.
1: TIOAx [x=0..2] and TIOBx [x=0..2] are driven by a 2-bit gray counter.
• DOWN: Down Count
0: Up counter.
1: Down counter.
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
DOWN
GCEN