tmp88cs34ng TOSHIBA Semiconductor CORPORATION, tmp88cs34ng Datasheet - Page 138

• Manufacturer Part Number: tmp88cs34ng
• Description: Cmos 8-bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

P70 (
P71 (
2.14.1
2.14.2
HD
VD
)
)
Monochrome and Color Fonts
consists of 18 vertical × 16 horizontal dots. For the color font, each display dot in each
character can be specified separately for R (red), G (green), and B (blue). Each character
consists of 18 vertical × 16 horizontal dots.
OSD Configuration
elimina-
circuit
Jitter
Shown below is the block diagram of the OSD circuit.
The TMP88CS34 can display both monochrome and color fonts.
The monochrome font is intended for monochromic display. Each character in the font
The monochrome and color fonts can be mixed on one display row.
tion
(A)
Horizontal position
Horizontal position
Vertical position
Vertical position
LC oscillation
decoder
decoder
counter
counter
Y/BL
control
G
R
B
I
Figure 2.14.1 OSC Block Diamgram
Color palette
OSD interrupt
circuit
88CS34-138
96 × 16 × 18 × 3 bits
384 × 16 × 18 bits
32 × 12 × 16 bits
24 Kbyte (mono)
Caracter ROM
OSD control
Display RAM
OSD control
+ 18Kbyte
Intermediate-value enable signal
Data signal
6 Kbytes
TLCS-870/X CPU
ROM: 64 Kbytes
RAM: 1.5 Kbytes
Interrupt control
circuit
Display
control
output
I
Y/BL
B
G
R
generator
Oscillator
for OSD
Clock
synchronization
Output timing
selecter
Output
signal
circuit
TMP88CS34/CP34
XIN
XOUT
OSC1
OSC2
I
Y/BL
B
G
R
P57 (I)
P67 (Y/BL)
P66 (B)
P65 (G)
P64 (R)
2007-09-12
To the
lower row
(A)