Wednesday, October 24, 2007

Sleeping the XBee

ATSM
1: pin hibernate, <10uA, 13.2 ms wakeup, users pin 9
2: pin foze, <50uA, 2ms wakeup
3:
4: cyclic sleep, also < 50uA, 2ms wakeup, module must be idle
5: cyclic sleep with pin wakeup

ATSP:Sleep period(*10ms)
ATST:Time before Sleep(*1ms)

Advanced AT Commands

ATWR : Write to firmware
ATRE : Factory settings REset
ATVR : Version
ATNI : Node Identifier
ATND : Node Discover
ATDN : Destination Node selection
ATDB : Signal strength in DB (RSSI)
ATGT : Guard Time
ATCT : Command mode Timeout
ATCH : set and read CHannel
ATBD : set and read BaUd rate
ATAP : set API mode

midterm_music buttons(T-shirts?)

DSC06899.JPG
idea diagram

DSC06900.JPG
1st prototype

DSC06906.JPG
DSC06907.JPG
fabrication

10242007 class

byte
int 16 bits
long

unsigned int myVar;

Wednesday, October 17, 2007

mid-term music shirts

music shirts panID 1-A

Tuesday, October 2, 2007