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Diffstat (limited to 'keyboard/hhkb/doc/Power.txt')
| -rw-r--r-- | keyboard/hhkb/doc/Power.txt | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/keyboard/hhkb/doc/Power.txt b/keyboard/hhkb/doc/Power.txt deleted file mode 100644 index 1287053c3..000000000 --- a/keyboard/hhkb/doc/Power.txt +++ /dev/null @@ -1,48 +0,0 @@ -HHKB Power consumption ----------------------- - -**Power consumption - board clock/prescaler keyswitch power ctrl current - -------------------------------------------------------------------------- - tmk 16MHz no no 26.4mA - tmk 16MHz pro1 no 45.1mA - tmk 16MHz/2 no no 18.1mA - tmk 16MHz/2 pro1 no 37.3mA - tmk 8MHz no no 18.9mA - tmk 8MHz pro2 no(w/o FET) 32.1mA - tmk 8MHz pro2 no(w FET) 32.1mA withou POWER_ON/FF - tmk 8MHz pro2 no(w FET) 32.6mA with POWR_ON/OFF - tmk 8MHz pro2 15ms(w FET) 21.3mA with POWR_ON/OFF, enumerated but error -32 - tmk 8MHz pro2 60ms(w FET) 13.3mA with POWR_ON/OFF, not enumerated - - gh60 16MHz 25.8mA - gh60 16MHz USB suspend w LED breathing 17.6-29.1mA - gh60 16MHz USB suspend w/o LED 0.2mA(0.231-0.276mA) - Poker 5.6mA - Poker USB suspend 0.3mA(0.301mA) - gh60 16MHz stock firmware by komar 26.8mA - - - HHKB pro2 Over All 139.4mA - HHKB pro2 Controller 115.1mA - HHKB pro1 Controller 25.9mA - - -keyswitch power consumption: -pro1: 45.1-26.4=18.7mA - 37.3-18.1=19.2mA -pro2: 32.1-18.9=13.2mA - - - - - -**Low Freq Crystal or Prescaler? -No advantage of Low Freq Crystal against Prescaled. - -Clock routing -X'tal --+---->Prescaler-------> System Clock - | - +---------------------> USB PLL - -Design Decision: Install 16MHz crystal on board with using clock rescaler. |