AN2475 Freescale Semiconductor / Motorola, AN2475 Datasheet - Page 14

• Manufacturer Part Number: AN2475
• Description: Generating a PWM Signal Modulated by an Analog Input Using the MC68HC908QY4 Microcontroller
• Manufacturer: Freescale Semiconductor / Motorola

AN2475/D
;****
;*
PTA:
; bit numbers for use in BLCR, BSET, BRCLR, and BRSET
AWUL
PTA5:
PTA4:
PTA3:
PTA2:
PTA1:
PTA0:
; bit position masks
mAWUL:
mPTA5:
mPTA4:
mPTA3:
mPTA2:
mPTA1:
mPTA0:
PTB:
; bit numbers for use in BLCR, BSET, BRCLR, and BRSET
PTB7:
PTB6:
PTB5:
PTB4:
PTB3:
PTB2:
PTB1:
PTB0:
; bit position masks
mPTB7:
mPTB6:
mPTB5:
mPTB4:
mPTB3:
mPTB2:
mPTB1:
mPTB0:
DDRA:
; bit numbers for use in BLCR, BSET, BRCLR, and BRSET
DDRA5:
DDRA4:
DDRA3:
DDRA1:
DDRA0:
; bit position masks
mDDRA5:
mDDRA4:
mDDRA3:
mDDRA1:
mDDRA0:
DDRB:
; bit numbers for use in BLCR, BSET, BRCLR, and BRSET
DDRB7:
DDRB6:
DDRB5:
DDRB4:
14
Input/Output (I/O) Ports
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$00
6
5
4
3
2
1
0
%01000000
%00100000
%00010000
%00001000
%00000100
%00000010
%00000001
$01
7
6
5
4
3
2
1
0
%10000000
%01000000
%00100000
%00010000
%00001000
%00000100
%00000010
%00000001
$04
5
4
3
1
0
%00100000
%00010000
%00001000
%00000010
%00000001
$05
7
6
5
4
Generating a PWM Signal Modulated by an Analog Input
Freescale Semiconductor, Inc.
For More Information On This Product,
Using the MC68HC908QY4 Microcontroller
*******************************************************
;Port A data register
;Auto wake-up latch data
;Port A data bit 5
;Port A data bit 4
;Port A data bit 3
;Port A data bit 2
;Port A data bit 1
;Port A data bit 0
;Auto wake-up latch data
;Port A data bit 5
;Port A data bit 4
;Port A data bit 3
;Port A data bit 2
;Port A data bit 1
;Port A data bit 0
;Port B data register
;Port B data bit 7
;Port B data bit 6
;Port B data bit 5
;Port B data bit 4
;Port B data bit 3
;Port B data bit 2
;Port B data bit 1
;Port B data bit 0
;Port B data bit 7
;Port B data bit 6
;Port B data bit 5
;Port B data bit 4
;Port B data bit 3
;Port B data bit 2
;Port B data bit 1
;Port B data bit 0
;Port A data direction register
;Port A data direction bit 5
;Port A data direction bit 4
;Port A data direction bit 3
;Port A data direction bit 1
;Port A data direction bit 0
;Port A data direction bit 5
;Port A data direction bit 4
;Port A data direction bit 3
;Port A data direction bit 1
;Port A data direction bit 0
;Port B data direction register
;Port B data direction bit 7
;Port B data direction bit 6
;Port B data direction bit 5
;Port B data direction bit 4
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