User manual
...the world's most energy friendly microcontrollers
2012-04-24 - Giant Gecko Family - d0053_Rev0.96 807
www.energymicro.com
33.5.20 LCD_FREEZE - Freeze Register
Offset Bit Position
0x060
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
Reset
0
Access
RW
Name
REGFREEZE
Bit Name Reset Access Description
31:1 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
0 REGFREEZE 0 RW Register Update Freeze
When set, the update of the LCD is postponed until this bit is cleared. Use this bit to update several registers simultaneously.
Value Mode Description
0 UPDATE Each write access to an LCD register is updated into the Low Frequency domain as
soon as possible.
1 FREEZE The LCD is not updated with the new written value.
33.5.21 LCD_SYNCBUSY - Synchronization Busy Register
Offset Bit Position
0x064
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
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Access
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
Name
SEGD7L
SEGD6L
SEGD5L
SEGD4L
SEGD7H
SEGD6H
SEGD5H
SEGD4H
SEGD3H
SEGD2H
SEGD1H
SEGD0H
SEGD3L
SEGD2L
SEGD1L
SEGD0L
AREGB
AREGA
BACTRL
CTRL
Bit Name Reset Access Description
31:20 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
19 SEGD7L 0 R LCD_SEGD7L Register Busy
Set when the value written to LCD_SEGD7L is being synchronized.
18 SEGD6L 0 R LCD_SEGD6L Register Busy
Set when the value written to LCD_SEGD6L is being synchronized.
17 SEGD5L 0 R LCD_SEGD5L Register Busy
Set when the value written to LCD_SEGD5L is being synchronized.
16 SEGD4L 0 R LCD_SEGD4L Register Busy
Set when the value written to LCD_SEGD4L is being synchronized.
15 SEGD7H 0 R LCD_SEGD7H Register Busy
Set when the value written to LCD_SEGD7H is being synchronized.
14 SEGD6H 0 R LCD_SEGD6H Register Busy
Set when the value written to LCD_SEGD6H is being synchronized.
13 SEGD5H 0 R LCD_SEGD5H Register Busy
Set when the value written to LCD_SEGD5H is being synchronized.
12 SEGD4H 0 R LCD_SEGD4H Register Busy
Set when the value written to LCD_SEGD4H is being synchronized.