HT16C21
Frame Frequency Command
This command selects the frame frequency.
(MSB)
Bit7
(LSB)
Bit0
Function
Byte
1st
Bit6 Bit5 Bit4 Bit3 Bit2 Bit1
Note
R/W Def
Frame frequency
command
1
0
0
0
0
1
1
0
F
W
Frame frequency
setting
2nd
X
X
X
X
X
X
X
W
00H
Note:
Bit
F
Frame Frequency
0
80Hz
1
160Hz
● Power on status: Frame frequency is set to 80Hz.
● If the programmed command is not defined, the function will not be affected.
Blinking Frequency Command
This command defines the blinking frequency of the display modes.
(MSB)
Bit7
(LSB)
Bit0
Function
Byte
1st
Bit6 Bit5 Bit4 Bit3 Bit2 Bit1
Note
R/W Def
Blinking Frequen-
cy command
1
0
0
0
1
0
0
0
W
Blinking
Frequency setting
2nd
X
X
X
X
X
X
BK1 BK0
W
00H
Note:
Bit
Blinking Frequency
BK1
0
BK0
0
Blinking off
2Hz
0
1
1
0
1Hz
1
1
0.5Hz
● Power on status: Blinking function is switched off.
● If the programmed command is not defined, the function will not be affected.
Rev. 1.00
20
November 22, 2011
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
