Atmel SAM4L Xplained Pro Starter Kit Atmel ATSAM4L-XSTK ATSAM4L-XSTK Data Sheet
Product codes
ATSAM4L-XSTK
1058
42023E–SAM–07/2013
ATSAM4L8/L4/L2
39.7.3
Timing Register
Name:
TIM
Access Type:
Read/Write
Offset:
0x08
Reset Value:
0x00000000
CLKDIV and PRESC shall not be modified when LCD controller is enabled.
FCx shall not be modified when Frame Counter x is enabled.
• FC2: Frame Counter 2
Number of frame before rollover = ((FC2 * 8) + 1).
• FC1: Frame Counter 1
Number of frame before rollover = ((FC1 * 8) + 1).
• FC0PB: Frame Counter 0 Prescaler Bypass
0: FC Prescaler is not bypassed
1: FC Prescaler is bypassed
• FC0: Frame Counter 0
Number of frame before rollover = ((FC0 * 8) + 1) if FC0PB=0 else (FC0 + 1).
• CLKDIV: LCD Clock Division
Defines the LCD frame rate.
K = 8 for 1/4, 1/2 and static duty.
K = 6 for 1/3 duty.
• PRESC: LCD Prescaler Select
0: N = 8
1: N = 16
31
30
29
28
27
26
25
24
-
-
-
FC2
23
22
21
20
19
18
17
16
-
-
-
FC1
15
14
13
12
11
10
9
8
-
-
FC0PB
FC0
7
6
5
4
3
2
1
0
-
-
-
-
CLKDIV
PRESC
FrameRate
F clk
LCD
(
)
K
N
1
CLKDIV
+
(
)
×
×
2
1
WMOD
–
(
)
×
(
)
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