National Semiconductor ● Introducing the COP8 ● The Selection ● The Architecture ● Power Handling ● Memory Size / Speed ● Timers ● I/O Ports ● Additional Features ● Ease of Programming ● Uses of the COP8AME9

The COPs ● Available as Flash, Mask Rom or OTP ● Available in many memory sizes and setups ● Available with many extras ● Range from $3 to $5 (Inexpinsive) ● Available in Soic-Wide, LLP, TSSOP, PLCC packaging ● Available in 16 or 8 Bit

The Selection – The COP8AME9 ● Offered the most features ● Built in Op-Amps ● Flash Memory ● Simple package (SOIC-Wide) available

The Architecture ● RISC (Reduced Instruction Set Computing) ● Programable in Assembly or C

Power Handling ● 4.5 to 5.5v operation ● Brownout reset ● Dual Clock Operation allows HALT and IDLE states for power conservation

Memory Size / Speed ● 512 Bytes of Ram ● 8K of ROM ● 1K Bootstrap memory ● 10MHz External Clock doubled to 20 Mhz internally ● 100K erase / write cycle rating

Timers ● Three 16 Bit timers – Two of which are high 50ns timers each with two interupts. ● One TO Timer ● Processor indepenent PWM mode ● External Event Capture mode ● Input Capture mode

I/O Ports ● 21 Total I/O Ports ● 20 are high-sink current ports ● TRISTATE Output/Input/High Impedence ● Push-Pull output ● Weak Pull-Up input ● Schmitt trigger inputs

Additional Features ● Dual Comparators ● Dual Op-Amps one with controllable gain, other 1MHz range ● Two USARTs one with interupt capability ● 13 multi-source interupts ● Idle timer TO ● MICROWIRE Plus Serial interface ● Watchdog and Clock monitor logic ● Software trap ● 10 Bit A/D with Succesive Approximation ● 7 Input analog MUX with selectable output destination ● Built in temperature sensor

Ease of Programming ● Supports standard assembly style programming as dictated by National's standard ● Supports C style programming ● In-Circuit chip programablity ● Linker/Assembler/Compiler priced extremely afforadable at only $10.00US for the full version. ● ProtoTyping boards are also available for around $75.00 US including all materials except the power supply.

Useful For...? ● Data Capture and analaysis ● Remote monitoring ● Audio Communication devices ● Audio players and recorders ● Multiple sensory input applications of all kinds