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hhkb: Update RN-42 docs

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tmk 2015-01-17 15:34:33 +09:00
parent c610bae631
commit 40fd75e5ed
2 changed files with 66 additions and 8 deletions
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12
keyboard/hhkb/rn42/PowerSave.txt
View File

@ -10,6 +10,18 @@ Battery drive:
USB powered:
40.0mA
52mA 01/17
Other keyboards:
HHKB Pro 55mA
HHKB Pro2 140mA
HHKB Pro 42mA(Alt)
HHKB Pro2 52mA(Alt BT controller USB mode)
HHKB Pro2 88mA(Alt BT controller BT mode connected)
HHKB Pro2 68mA(Alt BT controller BT mode config mode)
Poker X 6mA
Infinity 24mA(TMK)
65mA(kiibohd)
HHKB key switch power control

62
keyboard/hhkb/rn42/RN42.txt
View File

@ -3,24 +3,70 @@ RN-42 Bluetooth Module Support
Bluetooth controller board works with HHKB Pro2, JP, Type-S and Type-S JP and it supports both USB and Bluetooth as keyboard output protocol. Bluetooth module Roving Networks/Microchip RN-42 is installed on the board.
RN-42:
http://www.microchip.com/wwwproducts/Devices.aspx?product=RN42
Capabitlities:
- USB keyboard functions
completely equivarent to USB controller including mouse keys and NKRO.
- Switching between USB and Bluetooth
You can switch the two connections with BT switch or key combination.
- RN-42 config mode
You can change power/connection configuration of the module if needed.
- Low battery alert
Red LED turns on when low voltage.
- RN-42 status indicator
LED indicates status of Bluetooth connection.
- Pairing
The module stores up to 8 connections.
- Auto connect
The module connects the last connected device automatically.
- iOS support
works as keyboard with iPhone5. No tested completely.
- Android support
works as keyboard and mouse with Nexus5. No tested completely.
- Mouse keys over BT
Note that iOS doesn't accept mouse device.
Limitations:
- short battery life
- connection switching
the module always connects to the last linked device. Remote address setting does not work as expected.
- HHKB JP requires case modification for power switch and LEDs.
- Short battery life
Around 12hr with 1000mAh
- No connection switching
RN-42 auto-connects to the last connected device.
Some of consumer products can switch between devices, for example Logitech K480.
http://www.logitech.com/en-us/product/multi-device-keyboard-k480?crid=26
- HHKB JP requires case modification for BT switch and LEDs.
without switch power controlled by MCU? Probably using 3.3V regulator enable pin power of RN-42 can be controlled.
- Wiress certification of RN-42
Japan, Korea, Taiwan, Europe, FCC, Canada
http://www.microchip.com/wwwproducts/Devices.aspx?product=RN42
NOTE:
- Lipo battery is not included. Cannot ship it from Japan due to regulations.
- LIPO BATTERY IS VERY DANGEROUS, TAKE EXTRA CARE OF YOUR SAFETY AND PROPERTY.
- RN-42 version 6.15 is supported.
- No NKRO over Bluetooth
- Check you country's wiress regulation and certification of RN-42.
Bugs:
Todos:
Lipo Battery
------------
You can use 3.7V Lithium Ion battery with JST PH 2pin connector and protection circuit.
Battery space inside HHKB is around 54mm x 50mm and its height is 7mm.
Sparkfun 850mAh
https://www.sparkfun.com/products/341
Sparkfun 1000mAh
https://www.sparkfun.com/products/339
Sparkfun 2000mAh battery won't fit due to its size.
Learn about Lipo battery:
https://learn.adafruit.com/li-ion-and-lipoly-batteries