Datasheet

General Description
Data Sheet MC68HC908LJ24/LK24 — Rev. 2.1
40 General Description Freescale Semiconductor
• Specific features of the MC68HC908LJ24 in 64-pin packages are:
– 40 general-purpose I/Os only
– High current 15-mA sink capability on 22 pins
– 4/3 backplanes and static with maximum 26 or 27 frontplanes
LCD driver
Features of the CPU08 include the following:
• 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
• Efficient C language support
1.4 MCU Block Diagram
Figure 1-1 shows the structure of the MC68HC908LJ24.