M37160M8 Datasheet, PDF (53/131 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

M37160M8/MA/MF-XXXSP/FP,M37160EFSP/FP
Standard clock HSYNC VSYNC
for OSD f(OSC)
OSD Control circuit
RAM for OSD
2 bytes ✕ 32 characters ✕ 2 lines
ROM for OSD
16 dots ✕ 20dots ✕ 254 characters
ROM for OSD
16 dots ✕ 20dots ✕ 62 characters
(Color dot font)
Shift register
16-bit
Data bus
Control registers for OSD
OSD bort control register
OSD control register
Horizontal position register
Block control register i
Vertical position register i
Window register i
I/O polarity control register
Raster color register
Color dot OSD control register
OSD control register 2
(address 00CB16)
(address 00D016)
(address 00D116)
(addresses 00D216, 00D316)
(addresses 00D416, 00D516)
(addresses 00D616, 00D716)
(address 00D816)
(address 00D916)
(address 00DA16)
(address 00DB16)
Output circui
R
G
B
OUT
Fig. 8.10.2 Block Diagram of OSD Circuit
Rev.1.01 2003.11.13 page 53 of 130