X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=keyboard%2Fhhkb_rn42%2FMEMO.txt;h=a5fa04db18cda96cbd1d2dbaa9872013c1c04b53;hb=4f22a45b99abd6b018ac0ab8be915e45a9f88282;hp=36d4afb98a96a7e4c5f70f1c4fd5010101b94fe1;hpb=b4e4f599dfe1b3ecff69ab248866e7b801c35f1e;p=tmk_firmware.git diff --git a/keyboard/hhkb_rn42/MEMO.txt b/keyboard/hhkb_rn42/MEMO.txt index 36d4afb..a5fa04d 100644 --- a/keyboard/hhkb_rn42/MEMO.txt +++ b/keyboard/hhkb_rn42/MEMO.txt @@ -1,25 +1,36 @@ Roving RN-42 ============ -07/16 After fix of voltage dividor on GPIO6, had a trouble that it could not send a char to BT module, though could receive. - Found R8 had wrong 1K resistor and changed to 10K, after that it can send to the module again. Not sure how it had sent with the wrong 1K before. - - TODO ---- -- Factroy reset doesn't work; need to test again. 10K pull-up is too high? -- Lipo voltage ADC sensing -- Lipo charger configuration: fast charge time: USB charger spec? -- Low voltage alarm: LED indcates voltage of Lipo -- CTS/RTS lines are needed? just connect in loop back if no flow control is needed. -- CTS is needed for waking up from deep sleep? -- Serial API callback when data are available/received(and when send buffer is available) -- Serial API instance several serial ports can be used -- DCDC converter: squeaky inducter with onsemi NCP1402 -- Lipo charger MCP73831: needs capacitor 4.7uF *2 +Power saving: +- When not connected in a few minuts get into deep sleep to save battery life +- CTS is needed for waking up from deep sleep? How deep sleep is activated? + +Improving: +- Status LED; connecting, liked, low battery, sleeping, deep sleeping +- Battry voltage display by command; like full(solid), medium(blink), low(flash) +- move rn42 to protocol directory when it becomes reusable stack +- LUFA sendchar should be buffered and serial_uart.c buffur size is too large(256). +- keyboard LED update + +Testing: +- Factroy reset doesn't work; need to **test again** 10K pull-up is too high? +- Lipo voltage ADC value is not stabilized +- DCDC converter: squeaky inducter; try other inductors + - Keymap layer bug: during space is pressed(mousekey) press Fn(HHKB) then release space before Fn, in result HHKB layer is locked(toggled) unintentionally. + DONE: +- Lipo charger configuration: fast charge time: USB charger spec? -- used 2kohm +- use LED of charger to alarm low battery. LED should be powered directly from Lipo? - cancel; powered from VUSB +- Use RTS in serial_uart.c to resolve missing chars from help message of RN-42 - done +- CTS/RTS lines are needed? just connect in loop back if no flow control is needed. - done +- add IO pin to charger status CHRG; LED control(low) and detect charge status(input HiZ) 07.24 +- LINKED: add trace on PIO2 to PF6 07.24 +- Lipo voltage ADC sensing +- Lipo charger MCP73831: needs capacitor 4.7uF *2 - USB connection check - 07.01 - BT on/off check: whether RX line is pulled up? - checking RTS 07.01 - USB/BT switching BT is on -> BT, BT is off -> USB - 07.01 @@ -29,6 +40,41 @@ DONE: +TROUBLE SHOOT +------------- +07/16 After fix of voltage dividor on GPIO6, had a trouble that it could not send a char to BT module, though could receive. + Found R8 had wrong 1K resistor and changed to 10K, after that it can send to the module again. Not sure how it had sent with the wrong 1K before. + +07/18 On Linux, had an USB related trouble; keyobard or console didn't work for some reason. Changing PID cured this problem. Very annoying, took very long time before resolved it. + + + +Lipo +---- +850mA lasts around 9 hours(07/28) + +Sparkfun Polymer Lithium Ion Battery 850mAh: +https://www.sparkfun.com/products/341 +Lipo Cell spec: +https://www.sparkfun.com/datasheets/Batteries/063048%20Li-polymer.pdf +Protection spec: +http://dlnmh9ip6v2uc.cloudfront.net/datasheets/Prototyping/BatteryProtection.pdf + min typical max + over-charge 4.255 4.280 4.305 + over-charge discover? 4.030 4.080 4.130 + over-discharge 2.827 2.900 2.973 + over-discharge discover 3.022 3.100 3.178 + +ADC voltage monitor: voltage divider 10K+10K(0.5) + ADC=V*0.5/2.56*1024 + + V ADC + ------------------ + 4.20 0x347(839) + 3.10 0x26b(619) + + + Configuration ------------- @@ -110,7 +156,9 @@ R,1 reboot Apple iOS --------- -Cannot supported without apple iAP authentication chip. +Keyboard can be used with iPhone, but mouse cannot. +To operate iOS with keyboard is not so useful, though. +There may be iOS specific scancodes? HID flag register @@ -134,6 +182,7 @@ GH 0100: Joystick 1xxx: reserved + Out report - Indicator ---------------------- 0xFE 0x02 0x01 @@ -279,3 +328,65 @@ U,, change UART setting tentatively V display firmware version W wake from quiet mode enable discovery and connection Z deep sleep mode(<2mA) + + + +help +---- +*** SET COMMANDS *** +SA,<3,0> - Authentication +SC, - Service Class +SD, - Device Class +SE,<1-16> - UUID +SF,1 - Factory Defaults +SH, - HID flags +SI, - Inquiry Scan Window +SJ, - Page Scan Window +SL, - Parity +SM,<0-5> - Mode (0=slav,1=mstr,2=trig,3=auto,4=DTR,5=Any) +SN, - Name +SO, - conn/discon Status +SP, - Pin Code +SR, - Remote Address +SS, - Service Name +ST, - Config Timer +SU, - Baudrate +SW, - Sniff Rate +SX,<1,0> - Bonding +SY, - TX power +SZ, - Raw Baudrate +S~,<0-6> - Profile (0=SPP,1=DCE,2=DTE,3=MDM,4=D&S,6=HID +S?,<0-1> - role switch +S$, - CMD mode char +S@, - io port dir +S&, - io port val +S%, - io boot dir +S^, - io boot val +S*, - pio(8-11) set +S|, - low power timers +S+, - DTR timer +S=, - Key mapper +S:, - sleep timer +*** DISPLAY *** +D - Basic Settings +E - Extended Settings +G - Stored setting +GB - BT Address +GF - BT Address of Last Connection +GK - Connect Status +G& - I/O Ports +V - Firmare version +*** OTHER *** +C, - Connect +F,1 - Fast Mode +I,