MYSON
TECHNOLOGY
MTV016
MTV016 Revision 2.0 01/01/1999
8/11
b7
b6
b5
b4
b3
b2
b1
b0
-
Column
1,4,7OR 10
MSB
COL START ADDR
LSB
WEN
CCS2
b7
b6
b5
b4
b3
b2
R
b1
G
b0
B
Column
2,5,8OR 11
MSB
COL END ADDR
LSB
START (END) ADDR - These addresses are used to specify the window size. It should be noted that
when the start address is greater than the end address, the window will be
disabled.
WEN - Enables the window display.
CCS2 - Extends the character color selection to include 8 colors.
(ii) Frame Control Registers
ROW 10
b7
b6
b5
b4
VERTD
b3
b2
b1
b0
Column 12
MSB
LSB
VERTD - Specifies the starting position for the vertical display. The total number of steps is 256 and
each step is incremented by 4 horizontal display lines. The initial value is 4 after power-up.
ROW 10
b7
b6
b5
b4
HORD
b3
b2
b1
b0
Column 13
MSB
LSB
HORD - Defines the starting position for horizontal display. The total number of steps is 256 and each
step is incremented by 6 dots. The initial value is 15 after power-up.
b7
-
b6
CH6
b5
CH5
b4
CH4
b3
CH3
b2
CH2
b1
CH1
b0
CH0
Column14
CH6-CH0 - Defines the character vertical height; the height is programmable from 18 to 71 lines. The
character vertical height is at least 18 lines if the content of CH6-CH0 is less than 18. For
example, when the content is " 2 ", the character vertical height is regarded as equal to 20
lines. And if the content of CH4-CH0 is greater than or equal to 18, it will be regarded as
equal to 17. See Tables 2 and 3 for a detailed description of this operation.
b7
-
b6
b5
b4
b3
b2
b1
b0
Column15
MSB
HORR
LSB
HORR - Specifies the resolution of a horizontal display line, and the increment of each step is 12 dots.
That is, the pixels' number per H line is equal to HORR*12. It is recommended that HORR be
greater than or equal to 30 and smaller than 90M / (Hfreq*12). The initial value is 40 after
power-up.
b7
b6
b5
b4
HSP
b3
VSP
b2
b1
b0
Column16
OSDEN
BSEN
SHADOW
BLANK
RAMCLR
FBKGC
OSDEN - Activates the OSD operation when this bit is set to "1". The initial value is 0 after power-up.
BSEN - Enables the bordering and shadowing effect.