ATAKSTK511-3 Atmel, ATAKSTK511-3 Datasheet - Page 29

• Manufacturer Part Number: ATAKSTK511-3
• Description: KIT RF MODULE 315MHZ FOR STK500
• Manufacturer: Atmel
• Series: SmartRF®r
• Type: Transmitter, Receiver, ASK, FSKr

Specifications of ATAKSTK511-3

• Frequency: 433MHz
• Wireless Frequency: 315 MHz
• For Use With/related Products: ATSTK500
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: Q2262874

4842B–AVR–10/09
STK511 Transmitter Board
5-6
KeepAlive:
; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
; routine: ISRPinChg
; calls: Debounce, S1S2Pressed, WDTStart
; called by: <uC interrupt firmware>
; function: services a single button-press; and, checks for simultaneous
; button press (for changing modulation modes)
; - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
ISRPinChg:
ISRPinBoth:
SETmodeASK:
RJMP
PUSH
IN
CLI
WDR
RCALL
IN
CPI
BREQ
CPI
BREQ
CPI
BREQ
RJMP
CPI
BREQ
LDI
RJMP
Main
R19
Debounce
R16,0x06
ISRPinBoth
R16,0x02
ISRPinS2
R16,0x04
ISRPinS1
ISRPinChgEnd; TP - Exit if glitch
MODE,FSK
SETmodeASK
mode,FSK
ISRPinLoop
r31, SREG
r16, PINB
; TP - All functions must have push and pop
; save Status Register
; TP - Disable interrupts
; TP - Clear watchdog timer
; TP - Add delay for debounce
; see which button was pushed
; TP - IF BOTH
; TP - IF only S2
; TP - IF only S1
; TP - For both buttons pressed, check current
; TP - If currently FSK, set mode to ASK
; TP - If not FSK, set mode to FSK
; TP - Exit button ISR when buttons released
statements!
state
STK511 User Guide