MC68HC05JJ6 Datasheet, PDF (20/216 Pages) Freescale Semiconductor, Inc – General Release Specification Microcontrollers

General Description
1.2 Introduction
The Freescale MC68HC05JJ6 and MC68HC05JP6 are ROM versions
of the M68HC705JJ and M68HC705JP Families of microcontrollers.
1.3 Features
• Low-Cost, HC05 Core MCU in 20-Pin Package (MC68HC05JJ6)
or 28-Pin Package (MC68HC05JP6)
• 6160 Bytes of User ROM, Including 8 Bytes of Security Code and
16 Bytes of User Vectors
• 224 Bytes of Low-Power User RAM (4 Transistor RAM)
• 16-Bit Programmable Timer with Input Capture and Output
Compare
• 15-Stage Core Timer, Including 8-Bit Free-Running Counter
and 4-Stage, Selectable Real-Time Interrupt Generator
• Simple Serial Input/Output Port (SIOP) with Interrupt Capability
• Two Voltage Comparators which Can be Combined with the 16-
Bit Programmable Timer to Create a 4-Channel, Single-Slope
Analog-to-Digital (A/D) Converter
• Voltage Comparator 1 Output Can Drive the PB4 Port Pin Directly
under Software Control
• 14 Input/Output (I/O) Lines (MC68HC05JJ6) or 22 I/O Lines
(MC68HC05JP6), Including High-Source/Sink Current Capability
on Six I/O Pins (MC68HC05JJ6) or 14 I/O Pins (MC68HC05JP6)
• Mask Option Selectable Software Programmable Pulldowns on All
I/O Pins and Keyboard Scan Interrupt on Four I/O Pins
• Software Mask and Request Bit for IRQ Interrupt with Mask Option
Selectable Sensitivity on IRQ Interrupt (Edge- and Level-Sensitive
or Edge-Only)
General Release Specification
20
MC68HC05JJ6/MC68HC05JP6 — Rev. 3.2
General Description
Freescale Semiconductor