AN1833 Freescale Semiconductor / Motorola, AN1833 Datasheet - Page 37

• Manufacturer Part Number: AN1833
• Description: A Low-Power Wireless Remote Control Transmitter and Receiver
• Manufacturer: Freescale Semiconductor / Motorola

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* Receiver Microcode for a Low Power Wireless Remote Control Unit
* REVISION 7.9.98.2
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* Full Functional Description of Routine Design:
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* Part Specific Framework Include Section
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#INCLUDE 'H705J1A.FRK'
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*** I/O Pin Equates:
serial_port
status_port
noise
frame
rxd
txd
passflag
*** Program Constant Equates:
AN1833
MOTOROLA
Program flow:
Main/Reset:
equ
equ
equ
equ
equ
equ
equ
Clean up the buffers
org
fdb
org
fdb
Call init to intialize port pins and interrupts
$01
$00
4
5
4
1
7
Freescale Semiconductor, Inc.
For More Information On This Product,
RESET
Start
IRQ_INT
KeyPdINt_Isr
Go to: www.freescale.com
Equates and RAM Storage
*
; EPMSEC = EPROM Security
; OSCRES = Ocscillator Parallel
; Resistor
; SWAIT = Stop Instruction Mode
; SWPDI = Port Pulldown Inhibit
; PIRQ = Port A Interrupt Function
; LEVEL = IRQ Edge Sensitivity
; COPEN = COP Watchdog enable
;Software pull down inhibit = off
;Stop = Halt disabled
;OSC parallel resistor disabled
;EPROM security off
;Short OSC recovery disabled
; Include the equates for the
; HC705J1A so all labels can be found.
; port used for serial port pins
; port used for driving LED's.
; pin # for noise LED
; pin # for frame LED
; pin # for receive data pin
; pin # for transmit data pin
; timer monitor bit
; Baud rate select table:
Application Note
Code Listing
37
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