Features
Features of the MC68HC08LN56/708LN56 include:
• High-Performance M68HC08 Architecture
• Fully Upward-Compatible Object Code with M6805, M146805, and M68HC05 Families
• 8-MHz Internal Bus Frequency at 5.0 V/4 MHz Internal Bus Frequency at 3.0 V
• 56 Kbytes of EPROM/OTPROM
• On-Chip Monitor ROM Firmware for Use with Host Personal Computer
• 1280 Bytes of On-Chip RAM
• LCD Controller and Drivers (40 × 32)
– On-Chip Voltage Generator
– Contrast Control
– 1/32 Multiplex Dynamic Display
– Total of 2 Lines × 16 Characters (5 × 8 Characters)
– 160-Byte, Fully Bit Mapped LCD RAM
• 4-Channel 8-Bit Successive Approximation A/D Converter
• Dual Serial Peripheral Interface (SPI) Modules
• Serial Communications Interface (SCI) Module
• 16-Bit, 4-Channel Timer Interface Module (TIM)
– Each Channel Selectable as Input Capture, Output Compare, or PWM
• System Protection Features
– Optional Computer Operating Properly (COP) Reset
– Low-Voltage Inhibit
– Illegal Opcode Detection
– Illegal Address Detection
• Clock Generator Module (CGMB)
• Time Base Module Periodic Interrupt
– 1, 4, 16, or 256 Hz with 32.768-kHz Crystal
• 144-Pin Plastic Quad Flat Pack (QFP)
• Low-Power Design (Fully Static with Stop and Wait Modes)
• Master Reset Pin and Power-On Reset
• 42 General-Purpose I/O pins, Including
– 19 Shared Function I/O Pins
– 8-Bit Keyboard Wakeup Port
Features of the CPU08 include:
• Enhanced HC05 Programming Model
• Extensive Loop Control Functions
• 16 Addressing Modes (Eight More Than the HC05)
• 16-Bit Index Register and Stack Pointer
• Memory-to-Memory Data Transfers
• Fast 8 × 8 Multiply Instruction
• Fast 16/8 Divide Instruction
• Binary-Coded Decimal (BCD) Instructions
• Optimization for Controller Applications
• Third Party C Language Support