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Complete Menu System Reference 

 

Set Alarm 1: Controls 1st alarm 

 

●  On/Off : I’ll let you guess what it does :) 
●  Alarm Frequency: 

○  Custom: Let’s user choose any combination of days when alarm will sound 

■  Mon: Y/N 
■  Tue: Y/N 
■  .... 
■  Sun: Y/N 
■  Exit: This option will exit day selection and goes to following time 

○  Daily: Alarm will sound every day 
○  Weekdays: Alarm will sound on usual workdays, i.e. Mon-Fri 

●  Alarm Hours/Minutes: Let’s you select time when alarm will sound 
●  Tone: Select Tone/Melody that’s played back as alarm. Tones 1-5 are escalating, 6-10 

are played at full volume 

Set Alarm 2 : Controls 2nd Alarm (Same options as above) 

 

Time/Date: Sets current Time/Date 

 

●  Hours/Minutes 
●  Day/Month/Year (maximum Year allowed 2040, after which it goes back to 2013) 

 

Sys Setup: Sets global clock settings 

 

●  Mode: Choose 12 hour (AM/PM) or 24 hour clock mode 
●  Brightness: Select LED display brightness from Night (lowest) to Max (brightest) 
●  Color: Sets Clock Color. Choices are Green, Red or Orange 
●  Font: Select Font of Main (big) clock display.  
●  Temp: Chooses temperature units. F = Fahrenheit = Celsius  
●  Sound Vol: Volume of System sounds and announcements. Does not affect alarm 

volume. 

●  Startup: Turns on/off startup sequence when clock is reset or powered on 
●  RF Sensor: Turns on/off optional RFM12B sensor. Reboot required. 

Warning:

 Do not turn on if you don

’t have RFM12B chip installed! 

Warning:

 You must reboot/reset clocks if you turn this feature on or off. 

●  IR Receiver: Turns on/off optional infrared remote accessory. Reboot required. 

 
 

 

Summary of Contents for Alarm Clock V2.1

Page 1: ...art Xronos clock comes with a good quality AC Adapter that will power your clock and won t waste too much of power Firmly plug in power adapter into wall outlet and DC cable into clock s right side As...

Page 2: ...ATOR Looking at the top of the clock you will find 3 very sleek looking arcade buttons From left to right they are MENU SET and INCR or Increment and well that s it What did you expect a QWERTY keyboa...

Page 3: ...hange to selected item And no need to save settings All changes are saved into permanent memory EEPROM either immediately after pressing INCR button or after clock exits from menu Now look at the righ...

Page 4: ...Left side of the clock has removable panel held by 3 screws for easy access to clock interface in case you want to re program update firmware access microSD card that holds all audio...

Page 5: ...g fun schematic of all the menu functions and flows sorry no pie charts Secondary Functions As I mentioned earlier were you paying any attention or just mashing arcade buttons each button has secondar...

Page 6: ...via MENU button Alarm will reset itself after 1 hour has passed or second Alarm kicked off Alarm menu system is slightly different from other menus and requires master s degree in nuclear dentistry to...

Page 7: ...Temperature Offset What is it and why it s needed you might ask Can it reverse effects of the global warming Well you see Xronos Clock components generate some heat Especially LED matrix As efficient...

Page 8: ...held for few seconds starts to reprogram remote More on this later Up Down CH buttons Same function as SET button Left Right VOL buttons Decrement new feature or Increment same as INCR button functio...

Page 9: ...s clock supports remote temperature and humidity data If you want to build your own sensor use Arduino code provided on our website xronosclock com If you are maker possibilities are endless Here are...

Page 10: ...Hours Minutes Day Month Year maximum Year allowed 2040 after which it goes back to 2013 Sys Setup Sets global clock settings Mode Choose 12 hour AM PM or 24 hour clock mode Brightness Select LED disp...

Page 11: ...to display humidity data from optional external sensor This item will not show up if RF sensor is turned off Exit Talk Items Say Time Y N Option to announce Time when TALK button is pressed or held S...

Page 12: ...r not Other than this you might have to occasionally change internal clock battery in case you notice clock loses time if there was power interruption Xronos takes generic CR2032 coin type 3V battery...

Page 13: ...ront of the clock maintenance door is on the left of the clock opposite from speaker side held by 3 small screws as shown on the picture above 3 Gently remove screw that holds door from the back of th...

Page 14: ...r will also allow you access to the FTDI programming interface You will need a 5V USB FTDI adapter board or cable you can get one on Sparkfun or eBay Make sure you unplug external power first FTDI wil...

Page 15: ...re a COM port 4 Take a note of the COM Port number by going Device Manger via Control Panel system or right clicking on Computer icon on your desktop Under Ports you will see USB Serial Port Note it s...

Page 16: ...ain board and put front panel aside If you need to remove LED display simply unscrew 4 screws holding it but remember which was it was oriented Main board and power supply both attached to the back pa...

Page 17: ...tach left maintenance door and secure it with 3 screws 2 x 4 40 from side and one 9 16 4 40 from back Tighten acorn nuts with hand and also tighten 2 half inch 4 40 screws holding speaker panel Do not...

Page 18: ...f you can get any serial output that will tell you anything meaningful set baud rate to 115200 Try uploading latest firmware or sent clock back to me for repair reprogramming Remember 99 of issues wil...

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