M37221MAH-XXXSP
M37221MAH-XXXSP is Single-Chip 8-Bit CMOS Microcomputer manufactured by Renesas.
- Part of the M37221M8H comparator family.
- Part of the M37221M8H comparator family.
DESCRIPTION
The M37221M4H/M6H/M8H/MAH-XXXSP/FP are single-chip microputers designed with CMOS silicon gate technology. They have a OSD, I2C-BUS interface, and PWM, making them perfect for TV channel selection system. The M37221EASP/FP have a built-in PROM that can be written electrically.
- OSD function Display characters 24 characters 5 2 lines (3 lines or more can be displayed by software) Kinds of characters 256 kinds Character display area 12 ✕ 16 dots Kinds of character sizes 3 kinds Kinds of character colors 8 colors (R, G, B) Coloring unit character, character background, raster Display position Horizontal: 64 levels Vertical: 128 levels Attribute border
2. FEATURES
- Number of basic instructions 71 size ROM 16K bytes (M37221M4H-XXXSP/FP) 24K bytes (M37221M6H-XXXSP/FP) 32K bytes (M37221M8H-XXXSP/FP) 40K bytes (M37221MAH-XXXSP/FP, M37221EASP/FP) RAM 384 bytes (M37221M4H-XXXSP/FP) 448 bytes (M37221M6H-XXXSP/FP) 576 bytes (M37221M8H-XXXSP/FP) 704 bytes (M37221MAH-XXXSP/FP, M37221EASP/FP) (ROM correction memory included)
- The minimum instruction execution time 0.5 µs (at 8 MHz oscillation frequency)
- Power source voltage 5 V ± 10 %
- Subroutine nesting maximum 96 levels (M37221M4H/M6H-XXXSP/FP) maximum 128 levels (M37221M8H/MAH-XXXSP/FP, M37221EASP/FP)
- Interrupts 14 types, 14 vectors
- 8-bit timers...
