Gdc Command Constants - NEC Advanced Personal Computer System Reference Manual

comrOller
rCli
3-18
Table 3-6 GDC Command Constants
COMMAND/ SETTING VALUE
PARAMETER (HEX) REMARKS
C SYNCSET Character display mode '0': no
PI
10 interlace, flash less drawing, static
P2 4E RAM, 80 characters per row
P3 52
P4 OE
P5 06
P6 13
P7
EE
P8
45
C Master/slave Master versus slave video
synchronization
C ZOOMW Zooming disabled
PI 00
C
CSR DISP Blinking block cursor
PI 12
P2 CI
P3 8B
C
PITCH W
80 characters per row
PI 50
C MASKW
PI
FF
P2
FF
3.3 CRT DISPLAY UNIT
The CRT Display unit consists of a chassis-mounted circuit, a 12-inch monochrome
or color CRT Display, Controller PCB, and internal power unit.
The monochrome or color display units connect to the Controller PCB (see Figures
3-9 and 3-10).