AN2475 Freescale Semiconductor / Motorola, AN2475 Datasheet - Page 19

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

CH4:
CH3:
CH2:
CH1:
CH0:
; bit position masks
mCOCO:
mAIEN:
mADCO:
mCH4:
mCH3:
mCH2:
mCH1:
mCH0:
ADR:
ADICLK:
; bit numbers for use in BCLR, BSET, BRCLR, and BRSET
ADIV2:
ADIV1:
ADIV0:
; bit position masks
mADIV2:
mADIV1:
mADIV0:
;****
;*
BSR:
; bit numbers for use in BCLR, BSET, BRCLR, and BRSET
SBSW
; bit position masks
mSBSW:
SRSR:
; bit numbers for use in BCLR, BSET, BRCLR, and BRSET
POR:
PIN:
COP:
ILOP:
ILAD:
MODRST:
LVI:
; bit position masks
mPOR:
mPIN:
mCOP:
mILOP:
mILAD:
mMODRST:
mLVI:
BRKAR:
; bit numbers for use in BCLR, BSET, BRCLR, and BRSET
BDCOP:
; bit position masks
mBDCOP:
BFCR:
MOTOROLA
System Integration Module (SIM)
equ
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equ
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equ
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equ
$FE00
1
%00000010
$FE01
7
6
5
4
3
2
1
%10000000
%01000000
%00100000
%00010000
%00001000
%00000100
%00000010
$FE02
0
%00000001
$FE03
4
3
2
1
0
%10000000
%01000000
%00100000
%00010000
%00001000
%00000100
%00000010
%00000001
$3E
$3F
7
6
5
%10000000
%01000000
%00100000
Generating a PWM Signal Modulated by an Analog Input
Freescale Semiconductor, Inc.
For More Information On This Product,
Using the MC68HC908QY4 Microcontroller
;ADC channel select bit 4
;ADC channel select bit 3
;ADC channel select bit 2
;ADC channel select bit 1
;ADC channel select bit 0
;Conversions complete
;ADC interrupt enable bit
;ADC continuous conversion
;ADC channel select bit 4
;ADC channel select bit 3
;ADC channel select bit 2
;ADC channel select bit 1
;ADC channel select bit 0
;ADC data register
;ADC input clock register
;ADC clock prescaler bit 2
;ADC clock prescaler bit 1
;ADC clock prescaler bit 0
;ADC clock prescaler bit 2
;ADC clock prescaler bit 1
;ADC clock prescaler bit 0
;SIM break status register
;SIM break stop/wait
;SIM break stop/wait
;SIM reset status register
;Power-on reset
;External reset
;COP reset
;Illegal opcode reset
;Illegal address reset
;Monitor mode entry module reset
;LVI reset
;Power-on reset
;External reset
;COP reset
;Illegal opcode reset
;Illegal address reset
;Monitor mode entry module reset
;LVI reset
;Break auxiliary register
;Break disable COP
;Break disable COP
;Break flag control register
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Register and Bit Definitions for MC68HC908QY4
AN2475/D
19