W741C260
Description
The W741C260 is a high-performance 4-bit microcontroller (µC) with an LCD driver.
Key Features
- Operating voltage: 2.2V to 5.5V (LCD drive voltage: 3.0V, or 4.5V)
- Operating frequency up to 4 MHz
- Crystal/RC oscillation circuit selectable by code option for system clock
- 32.768 KHz crystal oscillation circuit for sub-oscillator
- High-frequency clock (400 KHz to 4 MHz) or low-frequency clock (32.768 KHz) for crystal mode; selectable by code option
- 2048 × 16 bit program ROM (including 2K × 4 bit look-up table) - 128 × 4 bit data RAM (including 16 working registers) - 32 × 4 LCD data RAM
- Power-down mode - Hold function: no operation (except for oscillator) - Stop function: no operation (including main oscillator)
- Five types of interrupts - Four internal interrupts (Divider 0, Divider 1, Timer 0, Timer
- One external interrupt (Port RC)
- MFP output pin - Output is software selectable as modulating or nonmodulating frequency - Works as frequency output specified by Timer 1
