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public:calculator:info:dm15l_information [11/02/26 22:05 GMT] – [Update January 2026] johnpublic:calculator:info:dm15l_information [17/02/26 19:13 GMT] (current) – [LF15C - 3rd Party Firmware] john
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 ====== DM15L Info ====== ====== DM15L Info ======
  
 +{{ :public:calculator:dm15_1.jpg?&600 |}}
  
 +/*
 <WRAP col2> <WRAP col2>
  
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 </WRAP> </WRAP>
 +*/
 ===== Purchase Information ===== ===== Purchase Information =====
  
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 ''sudo lpc21isp <firmware_file> /dev/ttyUSB0 115200 12000'' ''sudo lpc21isp <firmware_file> /dev/ttyUSB0 115200 12000''
  
 +
 +=== bash scripts ===
 +
 +just to reduce the typing.... still need to press the hidden ''reset'' button to start the flashing and to start the new firmware.
 +
 +You can have separate scripts for ease of loading different firmware
 +
 +''./lf_flash.sh'' 
 +
 +<code bash>
 +
 +#!/bin/bash
 +#
 +
 +FWARE=LF15C_250408.hex
 +
 +lpc21isp $FWARE /dev/ttyUSB0 115200 1200
 +
 +</code>
 +
 +''./dm32_flash.sh''
 +
 +<code bash>
 +
 +#!/bin/bash
 +#
 +
 +FWARE=DM15_M1B_32.hex
 +
 +lpc21isp $FWARE /dev/ttyUSB0 115200 1200
 +
 +</code>
 +
 +''./dm34_flash.sh''
 +
 +<code bash>
 +
 +#!/bin/bash
 +#
 +
 +FWARE=DM15_M1B_34.hex
 +
 +lpc21isp $FWARE /dev/ttyUSB0 115200 1200
 +
 +</code>
 ==== Upgrade firware on Windows ==== ==== Upgrade firware on Windows ====
  
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   * From HP Forum [[https://www.hpmuseum.org/forum/thread-20046.html]]   * From HP Forum [[https://www.hpmuseum.org/forum/thread-20046.html]]
  
-For more details see [[LF15C]]+For more details see [[..:3rd:lf15c|]] 
 + 
 +==== DESK-15 - 3rd Party Firmware ==== 
 + 
 +  * From HP Forum [[https://www.hpmuseum.org/forum/thread-23488.html]] 
 +  * You Tube [[https://youtu.be/ktrKZzN3wJw]] 
 +  * Github for firmware and brief README guide [[https://github.com/zooxo/desk15]] 
 + 
 + 
 + 
 +I'll try it out and write up some details..... 
 + 
 +[[..:3rd:desk15|]] 
  
  
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 |23/01/26| 26/01/26 | -43.4 | +1.9 | +2.0 | After 3 days | |23/01/26| 26/01/26 | -43.4 | +1.9 | +2.0 | After 3 days |
 |23/01/26| 27/01/26 | -41.9 | +1.8 | +1.9 | After 4 days. LF15C loaded after time check | |23/01/26| 27/01/26 | -41.9 | +1.8 | +1.9 | After 4 days. LF15C loaded after time check |
-|23/01/26| 11/02/26 | -11.2 | +2.0 | +2.0 | After 19 days. DM15_M1B_34 reloaded |+|23/01/26| 11/02/26 | -11.2 | +2.0 | +2.0 | After 19 days. DM15_M1B_34 reloaded to check time |
  
  

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