Applications and Design Examples
MOTOROLA
MC68328 USER’S MANUAL 11/10/97
16-7
APPLICATIONS
AND
14
DESIGN
EXAMPLES
PRELIMINARY
PADIR
equ
(M328BASE+$400); Direction Reg
PADATA
equ
(M328BASE+$401); Data Reg
PASEL
equ
(M328BASE+$403); Select Reg
; Port B Registers
PBDIR
equ
(M328BASE+$408); Direction Reg
PBDATA
equ
(M328BASE+$409); Data Reg
PBSEL
equ
(M328BASE+$40B); Select Reg
; Port C Registers
PCDIR
equ
(M328BASE+$410); Direction Reg
PCDATA
equ
(M328BASE+$411); Data Reg
PCSEL
equ
(M328BASE+$413); Select Reg
; Port D Registers
PDDIR
equ
(M328BASE+$418); Direction Reg
PDDATA
equ
(M328BASE+$419); Data Reg
PDPUEN
equ
(M328BASE+$41A); Pullup Enable Reg
PDPOL
equ
(M328BASE+$41C); Polarity Reg
PDIRQEN
equ
(M328BASE+$41D); IRQ Enable Reg
PDIRQEDGE equ
(M328BASE+$41F); IRQ Edge Reg
; Port E Registers
PEDIR
equ
(M328BASE+$420); Direction Reg
PEDATA
equ
(M328BASE+$421); Data Reg
PESEL
equ
(M328BASE+$423); Select Reg
; Port F Registers
PFDIR
equ
(M328BASE+$428); Direction Reg
PFDATA
equ
(M328BASE+$429); Data Reg
PFSEL
equ
(M328BASE+$42B); Select Reg
; Port G Registers
PGDIR
equ
(M328BASE+$430); Direction Reg
PGDATA
equ
(M328BASE+$431); Data Reg
PGSEL
equ
(M328BASE+$433); Select Reg
; Port J Registers
PJDIR
equ
(M328BASE+$438); Direction Reg
PJDATA
equ
(M328BASE+$439); Data Reg
PJSEL
equ
(M328BASE+$43B); Select Reg
; Port K Registers
PKDIR
equ
(M328BASE+$440); Direction Reg
PKDATA
equ
(M328BASE+$441); Data Reg
PKSEL
equ
(M328BASE+$443); Select Reg
; Port M Registers
PMDIR
equ
(M328BASE+$448); Direction Reg
PMDATA
equ
(M328BASE+$449); Data Reg
PMPUEN
equ
(M328BASE+$44A); Pullup Enable Reg
PMSEL
equ
(M328BASE+$44B); Select Reg
; PWM Registers
PWMC
equ
(M328BASE+$500); Control Reg
PWMP
equ
(M328BASE+$502); Period Reg
PWMW
equ
(M328BASE+$504); Width Reg
PWMCNT
equ
(M328BASE+$506); Counter
; Timer Registers
; Timer 1 Registers
TCTL1
equ
(M328BASE+$600); Control Reg
TPRER1
equ
(M328BASE+$602); Prescalar Reg
TCMP1
equ
(M328BASE+$604); Compare Reg
TCR1
equ
(M328BASE+$606); Capture Reg
TCN1
equ
(M328BASE+$608); Counter
TSTAT1
equ
(M328BASE+$60A); Status Reg
; Timer 2 Registers
TCTL2
equ
(M328BASE+$60C); Control Reg
TPRER2
equ
(M328BASE+$60E); Prescalar Reg