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hhkb: Revise doc

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tmk 2017-02-27 14:28:59 +09:00
parent 0575b3db2e
commit e109b5504b
1 changed files with 12 additions and 10 deletions
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22
keyboard/hhkb/doc/HHKB.txt
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@ -104,14 +104,14 @@ Matrix diagram:
|bias control? - - - - - - - - --- |bias control? - - - - - - - - ---
| 3.9K*8 R R R R R R R R | | 3.9K*8 R R R R R R R R |
+--------^+ +--------+ - - - - - - - - | +--------^+ +--------+ - - - - - - - - |
| 2| | HC4051 <0-------|-|-|-|-|-|-|-|--|R|-+ | 3| | HC4051 <0-------|-|-|-|-|-|-|-|--|R|-+
| |capa. | <1-------|-|-|-|-|-|-|-|--|R|-+ | DIL-20 |capa. | <1-------|-|-|-|-|-|-|-|--|R|-+
| TP1684 |sense | <2-------|-|-|-|-|-|-|-|--|R|-+ | TP1684 |sense | <2-------|-|-|-|-|-|-|-|--|R|-+
| 11<------| <3-------|-|-|-|-|-|-|-|--|R|-+ | 20<------| <3-------|-|-|-|-|-|-|-|--|R|-+
| | | <4-------|-|-|-|-|-|-|-|--|R|-+ | | | <4-------|-|-|-|-|-|-|-|--|R|-+
| | | <5-------|-|-|-|-|-|-|-|--|R|-+ | | | <5-------|-|-|-|-|-|-|-|--|R|-+
| <-+ | <6-------|-|-|-|-|-|-|-|--|R|-+ >5~EN <-+ | <6-------|-|-|-|-|-|-|-|--|R|-+
| 1 4 | | | <7-------|-|-|-|-|-|-|-|--|R|-+ | 2 4 | | | <7-------|-|-|-|-|-|-|-|--|R|-+
+---V---^-+ | +-^-^-^--+ 0 1 2 3 4 5 6 7 33K*8 +---V---^-+ | +-^-^-^--+ 0 1 2 3 4 5 6 7 33K*8
KEY HYS | A B C +-----------------+ KEY HYS | A B C +-----------------+
| | +-^----+ | | | | LS145 | | | +-^----+ | | | | LS145 |
@ -130,14 +130,14 @@ Matrix diagram:
|bias control? - - - - - --- |bias control? - - - - - ---
| 3.9K*5 R R R R R | | 3.9K*5 R R R R R |
+--------^+ +--------+ - - - - - | +--------^+ +--------+ - - - - - |
| | | HC4051 <0-----------|-|-|-|-|----|R|-+ | 3| | HC4051 <0-----------|-|-|-|-|----|R|-+
| |capa. | Z2 <1-----------|-|-|-|-|----|R|-+ | |capa. | Z2 <1-----------|-|-|-|-|----|R|-+
| TP1684 |sense | <2-----------|-|-|-|-|----|R|-+ | TP1684 |sense | <2-----------|-|-|-|-|----|R|-+
| <---+--| <3-----------|-|-|-|-|----|R|-+ | 20<---+--| <3-----------|-|-|-|-|----|R|-+
| | | | <4-----------|-|-|-|-|----|R|-+ | | | | <4-----------|-|-|-|-|----|R|-+
| | ~En| <5-----------|-|-|-|-|----|R|-+ | | ~En| <5-----------|-|-|-|-|----|R|-+
| | +----> <6-----------|-|-|-|-|----|R|-+ >5~EN | +----> <6-----------|-|-|-|-|----|R|-+
| | | | | A B C <7-----------|-|-|-|-|----|R|-+ | 2 4 | | | | A B C <7-----------|-|-|-|-|----|R|-+
+---V---^-+ | | +-^-^-^--+ | | | | | | +---V---^-+ | | +-^-^-^--+ | | | | | |
KEY HYS | | | | | | | | | | | KEY HYS | | | | | | | | | | |
| | | | +--------+ | | | | | | | | | | +--------+ | | | | | |
@ -160,6 +160,8 @@ Matrix diagram:
| connector | --- | connector | ---
+--------------------------------------------------+ GND +--------------------------------------------------+ GND
TP1684-5(~EN) pin is connected with LS145-D/Connector-11.
Signals charts Signals charts
-------------- --------------
@ -170,7 +172,7 @@ Signals charts
(HHKB_chart1.jpg) (HHKB_chart1.jpg)
Space bar locate at ROW:3 COL:7. A key is selected by HC4051(C,B,A) and LS145(C,B,A). Space bar locate at ROW:3 COL:7. A key is selected by HC4051(C,B,A) and LS145(C,B,A).
Key state can be read on TP1684(4/KEY) while asserting low on LS145(D). Key state can be read on TP1684(4) while asserting low on LS145(D).
(HHKB_chart2.jpg) (HHKB_chart2.jpg)