
MC68HC05C9A
—
Rev. 4.0
General Release Specification
MOTOROLA
General Description
17
L
G
R
General Release Specification — MC68HC05C9A
Section 1. General Description
1.1 Contents
1.2
1.3
1.4
1.5
1.6
1.6.1
1.6.2
1.6.3
1.6.4
1.6.5
1.6.6
1.6.7
1.6.8
1.6.9
1.6.10
Introduction...............................................................................17
Features....................................................................................18
Mask Options............................................................................18
Software-Programmable Options .............................................20
Functional Pin Descriptions......................................................21
V
DD
and V
SS
........................................................................24
IRQ......................................................................................24
OSC1 andOSC2..................................................................25
RESET ................................................................................25
TCAP...................................................................................25
TCMP..................................................................................25
PA0–PA7.............................................................................25
PB0–PB7.............................................................................25
PC0–PC7 ............................................................................26
PD0–PD5 and PD7 .............................................................26
1.2 Introduction
The MC68HC05C9A HCMOS microcomputer is a member of the
M68HC05 Family. The MC68HC05C9A memory map consists of 15,936
bytes of user ROM and 352 bytes of RAM. The MC68HC05C9A includes
a serial communications interface, a serial peripheral interface, and a
16-bit capture/compare timer.