Freescale Semiconductor DRM079 Manual do Utilizador descarregar pdf (Página 25)

Temperature Sensor Measurement

Variable Speed DC Fan Control using the MC9RS08KA2, Rev. 0

Freescale Semiconductor 25

Appendix B.

Program Listing

;**************************************************************

;

; (c) copyright Freescale Semiconductor. 2006

;

;**************************************************************

;* DC Fan Coding for 9RS08KA2

;* Author: Vincent Ko

;* Date: Jan 2006

;* PTA0/KBI0/ACMP+ RC input

;* PTA1/KBI1/ACMP- Temp sensor input

;* PTA2/KBI2/TCLK/RESETb/VPP Hall input

;* PTA3/ACMPO/BKGD/MS Buzzer

;* PTA4/KBI4 PWM+

;* PTA5/KBI5 PWM-

;**************************************************************

; include derivative specific macros

XDEF Entry

include "MC9RS08KA2.inc"

;=========================================================================

; ICS Definition

;=========================================================================

ICS_DIV_1 equ$00

ICS_DIV_2 equ$40

ICS_DIV_4 equ$80

ICS_DIV_8 equ$c0

;=========================================================================

; MTIM Definition

;=========================================================================

MTIM_DIV_1 equ $00

MTIM_DIV_2 equ $01

MTIM_DIV_4 equ $02

MTIM_DIV_8 equ $03

MTIM_DIV_16 equ $04

MTIM_DIV_32 equ $05

MTIM_DIV_64 equ $06

MTIM_DIV_128 equ $07

MTIM_DIV_256 equ $08

MTIM_BUS_CLK equ $00

MTIM_XCLK equ $10

1 2 ... 20 21 22 23 24 25 26 27 28 29 30 ... 33 34

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