Motorola DragonBall MC68328 User Manual page 9

Table of Contents
5.1.3 Minute Stopwatch ...................................................................................... 5-1
5.1.4 Registers ................................................................................................... 5-2
5.1.4.1 RTC Hours-Minutes-Seconds Register (RTCHMS) ................................ 5-2
5.1.4.2 Alarm Register (RTCALRM) .................................................................... 5-3
5.1.4.3 RTC Control Register (RTCCTL)............................................................. 5-3
5.1.4.4 Interrupt Status Register (RTCISR) ......................................................... 5-4
5.1.4.5 Interrupt-Enable Register (RTCIENR) ..................................................... 5-5
5.1.4.6 Stopwatch Register (STPWTCH) ............................................................ 5-6
6.1 General Purpose Timers.............................................................................. 6-2
6.2 Software Watchdog Timer ........................................................................... 6-3
6.3 Signal Descriptions ...................................................................................... 6-3
6.4 Programmer's Model ................................................................................... 6-3
6.4.1 General Purpose Timer ............................................................................. 6-4
6.4.1.1 Counter Register ..................................................................................... 6-4
6.4.1.2 Timer Control Registers........................................................................... 6-4
6.4.1.3 Timer Prescaler Register......................................................................... 6-5
6.4.1.4 Timer-Compare Register ......................................................................... 6-5
6.4.1.5 Timer-Capture Register ........................................................................... 6-6
6.4.1.6 Timer-Status Register ............................................................................. 6-6
6.4.2 Software Watchdog Timer ......................................................................... 6-7
6.4.2.1 Watchdog-Compare Register .................................................................. 6-7
6.4.2.2 Watchdog Counter Register .................................................................... 6-7
6.4.2.3 Watchdog-Control/Status Register (WCR) .............................................. 6-7
7.1 I/O Ports Module.......................................................................................... 7-1
7.1.1 Port Operation ........................................................................................... 7-1
7.1.1.1 Basic Port ................................................................................................ 7-1
7.1.1.2 Pullup Port ............................................................................................... 7-2
7.1.1.3 Interrupt Port ........................................................................................... 7-2
7.1.2 Port A......................................................................................................... 7-3
7.1.3 Port B......................................................................................................... 7-4
7.1.4 Port C ......................................................................................................... 7-5
7.1.5 Port D ........................................................................................................ 7-6
7.1.6 Port E......................................................................................................... 7-8
7.1.7 Port F......................................................................................................... 7-9
7.1.8 Port G ...................................................................................................... 7-10
7.1.9 Port J ....................................................................................................... 7-11
7.1.10 Port K....................................................................................................... 7-12
7.1.11 Port M ...................................................................................................... 7-14
x
Parallel Ports
MC68328 DRAGONBALL PROCESSOR USER'S MANUAL
Section 6
Timer
Section 7
MOTOROLA