UPD6461GS NEC [NEC], UPD6461GS Datasheet - Page 37

• Manufacturer Part Number: UPD6461GS
• Description: CMOS LSI CHIP FOR CAMCORDER ON-SCREEN CHARACTER DISPLAY 12 ROWS x 24 COLUMNS
• Manufacturer: NEC [NEC]

(2) For LSB-first transfer (Command bits are input starting from the LSB (D0). The function of each bit is the same as
• Character pattern specification bits
• V
• Blinking control bit
• Character color specification bits
• Reversing control bit
(LSB)
V
D0
( PD6462) indicates display-off data and address FFH ( PD6461)/7FH ( PD6462) indicates the end code for second-
byte continuous input. The design of each character pattern can be modified by specifying a mask code option (except
for addresses FEH and FFH ( PD6461)/7EH and 7FH ( PD6462)).
is specified are not output to the RGB or V
screen with the character display control command (refer to 3.2 CHARACTER DISPLAY CONTROL COMMAND).
a single color can be used for the V
with the character reverse on/off command (refer to 3.5 CHARACTER REVERSE ON/OFF COMMAND).
C2
that for MSB-first transfer.)
C2
These bits are used to specify the address of the character pattern to be used. Address FEH ( PD6461)/7EH
This bit is used to specify whether each character is output to the V
This bit is used to enable or disable blinking for each character. Blinking of characters is turned on/off for the entire
These bits are used to specify the color of each character (These bits are valid only for the RGB channel. Only
This bit is used to enable or disable reversing for each character. The characters of the entire screen are reversed
channel specification bit
D1
BL
D2
B
D3
G
D4
R
RV
D5
C1
and V
D6
C1
1
C2
channel (This bit is invalid in RGB+3BLK mode).
channels).
D7
1
D8
C0
D9
C1
C2
channel. Characters for which the V
D10
C2
D11
C3
D12
C4
PD6461, 6462
D13
C5
D14
C6
C2
channel
(MSB)
D15
C7
37