Copy Link

Add to Bookmark

Report

PlayStation PAD/Memory Interface Protocol (english)

@PS_2

Published in

Playstation

· 4 years ago

PlayStation PAD/Memory Interface Protocol
mail : HFB03536@nifty-serve.or.jp

=============================== 注意 ========================================
　この情報は個人で解析したモノであり信頼性は保証いたしかねます.
　この情報を個人で使用する目的以外（投稿等）には、メールで一報入れるか、参考
文献としてその旨を明記して下さい。
============================================================================

1.pin assign

PAD
-----------------------
| o o o | o o o | o o o | (front view)
\______|_______|______/
pin No. 9 8 7 6 5 4 3 2 1

pin signal
No. name direction logic function
-----------------------------------------------------------------------
1 DAT in positive Serial Output data(open drain)
2 CMD out positive Serial Command data
3 +7V - - +7.6V CD-ROM Drive Power
4 GND - - Signal Ground
5 +3V - - +3.5V System Power
6 SEL- out negative pad/memory select
7 CLK- out negative Serial Clock
8 - - - no use
9 ACK- in negative Acknowledge(open drain)
-----------------------------------------------------------------------

note.1 : 3/5pin Power is 20mA Fuse
: 2pin CD-ROM power 7.2V - 7.8V

* slot 1 or 2 pad/memory connetor

slot 1 slot2
pad mem pad mem
DAT (1) -- (1) ---- (1) -- (1) ------ to PS(common)
CMD (2) -- (2) ---- (2) -- (2) ------ from PS(common)
+7V (3) -- (3) ---- (3) -- (3) ------ from PS(common)
GND (4) -- (4) ---- (4) -- (4) ------ from PS(common)
+3V (5) -- (5) ---- (5) -- (5) ------ from PS(common)
slot1 SEL- (6) -- (6) ---------------------- from PS(separate)
slot2 SEL- (6) -- (6) ------ from PS(separate)
CLK- (7) -- (7) ---- (7) -- (7) ------ from PS(common)
- (8) ----------- (8) ------------- from PS(common)
ACK- (9) -- (9) ---- (9) -- (9) ------ from PS(common)

------------------------------------------------------------------------------

2.accesse timing

* the whole(example PAD)
____ _____
SEL- |____________________________________________________________|
______ ____ ____ ____ ____ _________
CLK |||||||| |||||||| |||||||| |||||||| ||||||||
_______________________________________________________________________
CMD X 01h XXXX 42h XXXX 00h XXXX 00h XXXX 00h XXXX
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
_____________________________________________________________
DAT -----XXXXXXXXXXXXX ID XXXX 5Ah XXXX key1 XXXX key2 XXXX-----
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

ACK- ---------------|_|---------|_|---------|_|---------|_|-----------------

* details (start Condition)
____
SEL- |__________________________________________________________________
______ _ _ _ _ _ _ _ __________________ _ _ _ _
CLK |_| |_| |_| |_| |_| |_| |_| |_| |_| |_| |_| |_|
__________ ___
CMD |________________________________________________| |_______
____
DAT -----XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX |___________

ACK- ----------------------------------------------|___|--------------------

X = H or L , - = High-Z

command : PAD = 01h , Memory Card = 81h

* data/command byte format
LSB MSB
+---+---+---+---+---+---+---+---+
bit | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
+---+---+---+---+---+---+---+---+
1st 2nd 3rd 4th 5th 6th 7th 8th

* byte format(for example)
DATA = 4Ah
LSB MSB
+---+---+---+---+---+---+---+---+
bit | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 |
+---+---+---+---+---+---+---+---+
1st 2nd 3rd 4th 5th 6th 7th 8th
__ ___ ___ ___ ____
DAT __|___| |___| |_______| |___|____
__ _ _ _ _ _ _ _ ______
CLK |_| |_| |_| |_| |_| |_| |_| |_|

* data/command bit detail
___ ___________________________ ____
data \ / \ /
/ X X
command ___/ \___________________________/ \____
___ ____________
\ / \
clock \ / \
\____________/ \____
| |
| |
| tck |
|<--------------------------->|

+---------+--------+--------+--------+
| | min | typ | max |
+---------+--------+--------+--------+
| tck | 1us | 4us | - | clock cycle time
+---------+--------+--------+--------+

* ack timing
____
SEL- |______________________________________________
______ __________ ___________
CLK |||||||| |||||||| ||||||||
| |
ACK- -----------------------|_|-------------|_|---------
| ta1 | | | ta2 |
|<------->| | |<----->|
| | ap
>|-|<-----

+---------+--------+--------+--------+
| | min | typ | max |
+---------+--------+--------+--------+
| ta1 | 0us | - | 100us | command to ack 1st
+---------+--------+--------+--------+
| ta2 | | 10us | 1ms | other
+---------+--------+--------+--------+
| ap | 2us | | | ack width
+---------+--------+--------+--------+

* timing

0ms 16ms 32ms 64ms
time ------|< 16ms >|---------------|---------------|---------------|
______ _ _ ____________ _ __ ____________
SEL |__| |________| |__| |__| |_______| |__| |
<PAD> <memory> <PAD> <PAD> <memory> <PAD>
note : <memory>

------------------------------------------------------------------------------

3.interface circuit

* PAD example

/| 200ohm
PAD SEL- ----o< |--------\/\/\/-- PS SEL-
\|
74HC14
/| 200ohm
PAD CMD- ----o< |--------\/\/\/-- PS CMD-
\|
74HC14
/| 200ohm
PAD CLK- ----o< |--------\/\/\/-- PS CLK-
\|
74HC14
PAD DAT _________
|
|\o
-----| > ------------- PS DAT
| |/
GND HC125
PAD ACK- _________
|
|\o
-----| > ------------- PS ACK-
| |/
GND HC125

DAT & ACK- signal = open drain

------------------------------------------------------------------------------

4.pad transfer format

pad start command = '01h'

pad id : 7-4 = controller type
: 3-0 = transfer byte(normal pad = 1)

* example (normal pad) time --->

10000000 01000010 01011010 01234567 01234567
|--------|--------|--------|--------|--------|
CMD | 01h | 42h | 00h | 00h | 00h |
|--------|--------|--------|--------|--------|
xxxxxxxx 10000010 10100101 01234567 01234567
|--------|--------|--------|--------|--------|
DAT | ---- | 41h | 5ah | SW.1 | SW.2 |
|--------|--------|--------|--------|--------|
'Z'

controller type : 4
trabsfer byte : 5 (3 + 1 * 2)
~

switch data = 0 : push
1

* SCPH-1010(normal pad)
+----------+--------+----+----+----+----+----+----+----+----+
| byte |command | b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 |
+==========+========+====+====+====+====+====+====+====+====+
| 1st byte | 0x01 | ----- |
+----------+--------+---------------------------------------+
| 2nd byte | 0x42 | 0x41 | 'A'
+----------+--------+---------------------------------------+
| 3rd byte | 0x00 | 0x5a | 'Z'
+----------+--------+----+----+----+----+----+----+----+----+
| 4th byte | 0x00 | L | DW | R | UP | ST | 1 | 1 |SEL |
+----------+--------+----+----+----+----+----+----+----+----+
| 5th byte | 0x00 | [] | X | O | <| | R1 | L1 | R2 | L2 |
+----------+--------+----+----+----+----+----+----+----+----+

* SLPH-0001(nejicon)
+----------+----+----+----+----+----+----+----+----+
| byte | b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 |
+==========+====+====+====+====+====+====+====+====+
| 1st byte | ----- |
+----------+---------------------------------------+
| 2nd byte | 0x23 |
+----------+---------------------------------------+
| 3rd byte | 0x5a | 'Z'
+----------+----+----+----+----+----+----+----+----+
| 4th byte | L | DW | R | UP | ST | 1 | 1 |SEL |
+----------+----+----+----+----+----+----+----+----+
| 5th byte | 1 | 1 | A | B | R | 1 | 1 | 1 |
+----------+----+----+----+----+----+----+----+----+
| 6th byte | twist ADC data left:00h,center:80h |
+----------+---------------------------------------+
| 7th byte | I switch ADC data (8bit unsigned) | 00h - FFh
+----------+---------------------------------------+
| 8th byte | II switch ADC data | 00h - FFh
+----------+---------------------------------------+
| 9th byte | L switch ADC data | 00h - FFh
+----------+---------------------------------------+

* SLPH-0007(nasca pachinco handle)
+----------+----+----+----+----+----+----+----+----+
| byte | b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 |
+==========+====+====+====+====+====+====+====+====+
| 1st byte | ----- |
+----------+---------------------------------------+
| 2nd byte | 0x23 |
+----------+---------------------------------------+
| 3rd byte | 0x5a | 'Z'
+----------+----+----+----+----+----+----+----+----+
| 4th byte | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
+----------+----+----+----+----+----+----+----+----+
| 5th byte | 1 | 1 | 1 | TW | 1 | 1 | 1 | 1 |
+----------+----+----+----+----+----+----+----+----+
| 6th byte | twist ADC data home:00h, right:7fh |
+----------+---------------------------------------+
| 7th byte | 0x00 |
+----------+---------------------------------------+
| 8th byte | 0x00 |
+----------+---------------------------------------+
| 9th byte | 0x00 |
+----------+---------------------------------------+
5th byte : TW = twist on : 0

* SLPH-0015(volume controller)
+----------+----+----+----+----+----+----+----+----+
| byte | b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 |
+==========+====+====+====+====+====+====+====+====+
| 1st byte | ----- |
+----------+---------------------------------------+
| 2nd byte | 0x23 |
+----------+---------------------------------------+
| 3rd byte | 0x5a | 'Z'
+----------+----+----+----+----+----+----+----+----+
| 4th byte | 1 | 1 | 1 | 1 | A | 1 | 1 | 1 |
+----------+----+----+----+----+----+----+----+----+
| 5th byte | 1 | 1 | B | 1 | 1 | 1 | 1 | 1 |
+----------+----+----+----+----+----+----+----+----+
| 6th byte | rotation ADC datra left:00h,right:FFh |
+----------+---------------------------------------+
| 7th byte | 00h |
+----------+---------------------------------------+
| 8th byte | 00h |
+----------+---------------------------------------+
| 9th byte | 00h |
+----------+---------------------------------------+

* SCPH-1030(mouse)
+----------+----+----+----+----+----+----+----+----+
| byte | b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 |
+==========+====+====+====+====+====+====+====+====+
| 1st byte | ----- |
+----------+---------------------------------------+
| 2nd byte | 0x12 |
+----------+---------------------------------------+
| 3rd byte | 0x5a | 'Z'
+----------+----+----+----+----+----+----+----+----+
| 4th byte | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
+----------+----+----+----+----+----+----+----+----+
| 5th byte | 1 | 1 | 1 | 1 |L.sw|R.sw| 0 | 0 |
+----------+----+----+----+----+----+----+----+----+
| 6th byte | Y 8bitSigned up:+,down:-,fixed:00 |
+----------+---------------------------------------+
| 7th byte | X 8bitSigned up:+,down:-,fixed:00 |
+----------+---------------------------------------+
X Y = orientation

* SCPH-1110(analog stick : analog mode)
+----------+----+----+----+----+----+----+----+----+
| byte | b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 |
+==========+====+====+====+====+====+====+====+====+
| 1st byte | ----- |
+----------+---------------------------------------+
| 2nd byte | 0x53 |
+----------+---------------------------------------+
| 3rd byte | 0x5a | 'Z'
+----------+----+----+----+----+----+----+----+----+
| 4th byte | L | DW | R | UP | ST | 1 | 1 |SEL |
+----------+----+----+----+----+----+----+----+----+
| 5th byte | [] | X | O | <| | R1 | L1 | R2 | L2 |
+----------+----+----+----+----+----+----+----+----+
| 6th byte | r handle L<->R L:00h,C:80h,R:FFh | left,right
+----------+---------------------------------------+
| 7th byte | r handle U<->D U:00h,C:80h,D:FFh | up,down
+----------+---------------------------------------+
| 8th byte | l handle L<->R L:00h,C:80h,R:FFh | left,right
+----------+---------------------------------------+
| 9th byte | l handle U<->D U:00h,C:80h,D:FFh | up,down
+----------+---------------------------------------+

* SCPH-1110(analog stick : digital mode)
+----------+----+----+----+----+----+----+----+----+
| byte | b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 |
+==========+====+====+====+====+====+====+====+====+
| 1st byte | ----- |
+----------+---------------------------------------+
| 2nd byte | 0x41 | 'A'
+----------+---------------------------------------+
| 3rd byte | 0x5a | 'Z'
+----------+----+----+----+----+----+----+----+----+
| 4th byte | L | DW | R | UP | ST | 1 | 1 |SEL |
+----------+----+----+----+----+----+----+----+----+
| 5th byte | [] | X | O | <| | R1 | L1 | R2 | L2 |
+----------+----+----+----+----+----+----+----+----+

* SCPH-1150(analog controller)

3pin = vibration motor power

digital mode (LED = off)
+----------+--------+----+----+----+----+----+----+----+----+
| byte |command | b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 |
+==========+========+====+====+====+====+====+====+====+====+
| 1st byte | 0x01 | ----- |
+----------+--------+---------------------------------------+
| 2nd byte | 0x42 | 0x41 | 'A'
+----------+--------+---------------------------------------+
| 3rd byte | 0x00 | 0x5a | 'Z'
+----------+--------+----+----+----+----+----+----+----+----+
| 4th byte | motor | L | DW | R | UP | ST | 1 | 1 |SEL |
+----------+--------+----+----+----+----+----+----+----+----+
| 5th byte | motor | [] | X | O | <| | R1 | L1 | R2 | L2 |
+----------+--------+----+----+----+----+----+----+----+----+

analog mode(LED = red)
+----------+----+----+----+----+----+----+----+----+
| byte | b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 |
+==========+====+====+====+====+====+====+====+====+
| 1st byte | ----- |
+----------+---------------------------------------+
| 2nd byte | 0x73 |
+----------+---------------------------------------+
| 3rd byte | 0x5a | 'Z'
+----------+----+----+----+----+----+----+----+----+
| 4th byte | L | DW | R | UP | ST |r.sw|l.sw|SEL |
+----------+----+----+----+----+----+----+----+----+
| 5th byte | [] | X | O | <| | R1 | L1 | R2 | L2 |
+----------+----+----+----+----+----+----+----+----+
| 6th byte | r handle L<->R L:00h,C:80h,R:FFh | left,right
+----------+---------------------------------------+
| 7th byte | r handle U<->D U:00h,C:80h,D:FFh | up,down
+----------+---------------------------------------+
| 8th byte | l handle L<->R L:00h,C:80h,R:FFh | left,right
+----------+---------------------------------------+
| 9th byte | l handle U<->D U:00h,C:80h,D:FFh | up,down
+----------+---------------------------------------+

analog mode II(LED = green)
+----------+----+----+----+----+----+----+----+----+
| byte | b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 |
+==========+====+====+====+====+====+====+====+====+
| 1st byte | ----- |
+----------+---------------------------------------+
| 2nd byte | 0x53 |
+----------+---------------------------------------+
| 3rd byte | 0x5a | 'Z'
+----------+----+----+----+----+----+----+----+----+
| 4th byte | L | DW | R | UP | ST | 1 | 1 |SEL |
+----------+----+----+----+----+----+----+----+----+
| 5th byte | [] | X | O | <| | R1 | L1 | R2 | L2 |
+----------+----+----+----+----+----+----+----+----+
| 6th byte | r handle L<->R L:00h,C:80h,R:FFh | left,right
+----------+---------------------------------------+
| 7th byte | r handle U<->D U:00h,C:80h,D:FFh | up,down
+----------+---------------------------------------+
| 8th byte | l handle L<->R L:00h,C:80h,R:FFh | left,right
+----------+---------------------------------------+
| 9th byte | l handle U<->D U:00h,C:80h,D:FFh | up,down
+----------+---------------------------------------+

* SCPH-1070(multi tap)
+----------+----+----+----+----+----+----+----+----+
+----------+----+----+----+----+----+----+----+----+

------------------------------------------------------------------------------

4.memory card format

memory start command = '81h'

4.1.write command

fuction count
----------------------------
command header 4
write address 2
data block 128
XOR code 1
write end mark 2
write end flag 1
----------------------------

command header address
|--------|--------|--------|--------| |--------|--------|
CMD | 81h | 57h 'W'| 00h | 00h | | adrs H | adrs L |
|--------|--------|--------|--------| |--------|--------|
DAT | ---- |* 00h | 5Ah 'Z'| 5Dh ']'| |* 00h |*adrs H |
|--------|--------|--------|--------| |--------|--------|

data block XOR code
|--------|--------|--------|--------|--------| |--------|
CMD | dt 1 | dt 2 | .... | dt 127 | dt 128 | | xor |
|--------|--------|--------|--------|--------| |--------|
DAT |*adrs L |* dt 1 |* .... |*dt 126 |*dt 127 | |*dt 128 |
|--------|--------|--------|--------|--------| |--------|

end mark end flag end flag(error)
|--------|--------| |--------| |--------|
CMD | 00h | 00h | | 00h | | 00h |
|--------|--------| |--------| |--------|
DAT | 5Ch '\'| 5Dh ']'| | 47h 'G'| | 4Eh 'N'|
|--------|--------| |--------| |--------|

XOR CODE = (adrs H or L + data block) ex-or

'*' = ignor data

* write data example

from PS data
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F ASCII
+00 81 57 00 00 00 80 53 43 11 01 82 71 82 68 82 63 .W....SC..ＲＩＤ
+10 82 66 82 64 81 40 82 71 82 60 82 62 82 64 82 71 ＧＥ　ＲＡＣＥＲ
+20 81 40 83 5E 83 43 83 80 83 65 81 5B 83 75 83 8B 　タイムテーブル
+30 00 CD 7B 7B 77 7B FB C7 FB D7 FB DB FB DB DD DB .ﾍ{{w{........ﾝﾛ
+40 DB DB DB DB 7D C7 CB CD FD FD FF FC B7 CC FD DC ﾛﾛﾛﾛ}ﾇﾋﾍ.....ﾌ.ﾜ
+50 FF DE FF FC FF FC DB FF DD FD DD FD FD DF C7 77 .ﾞ......ﾝ.ﾝ..ﾟﾇw
+60 C7 77 B7 77 B7 77 BC F7 7A EF 38 EB F5 E2 B3 DE ﾇwｷwｷwｼ...8..箋ﾞ
+70 71 D6 4F D2 EC C5 8A B9 48 AD E6 A0 DD D2 5D C6 qﾖOﾒ..柑Hｭ譬ﾝﾒ]ﾆ
+80 FE B9 7C AD 1A A1 1A 00 00 00 .ｹ|ｭ.｡....

to memory
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F ASCII
+00 01 00 5A 5D 00 00 80 53 43 11 01 82 71 82 68 82 ..Z]...SC..ＲＩＤ
+10 63 82 66 82 64 81 40 82 71 82 60 82 62 82 64 82 ＧＥ　ＲＡＣＥＲ
+20 71 81 40 83 5E 83 43 83 80 83 65 81 5B 83 75 83 　タイムテーブル
+30 8B 00 CD 7B 7B 77 7B FB C7 FB D7 FB DB FB DB DD .ﾍ{{w{........ﾝ
+40 DB DB DB DB DB 7D C7 CB CD FD FD FF FC B7 CC FD ﾛﾛﾛﾛﾛ}ﾇﾋﾍ.....ﾌ.
+50 DC FF DE FF FC FF FC DB FF DD FD DD FD FD DF C7 ﾜ.ﾞ......ﾝ.ﾝ..ﾟﾇ
+60 77 C7 77 B7 77 B7 77 BC F7 7A EF 38 EB F5 E2 B3 wﾇwｷwｷwｼ...8..箋
+70 DE 71 D6 4F D2 EC C5 8A B9 48 AD E6 A0 DD D2 5D ﾞqﾖOﾒ..柑Hｭ譬ﾝﾒ]
+80 C6 FE B9 7C AD 1A A1 5C 5D 47 ﾆ.ｹ|ｭ.｡\]G

4.2.read command

fuction count
----------------------------
command header 4
read address 2
command acknowledge 1
data header 1
data address 2
data block 128
XOR code 1
read end flag 1
----------------------------

command header address command ack
|--------|--------|--------|--------| |--------|--------| |--------|
CMD | 81h | 52h 'R'| 00h | 00h | | adrs H | adrs L | | 00h |
|--------|--------|--------|--------| |--------|--------| |--------|
DAT | ---- |* 00h | 5Ah 'Z'| 5Dh ']'| |* 00h |*adrs H | | 5Ch '\'|
|--------|--------|--------|--------| |--------|--------| |--------|

data header data address
|--------| |--------|--------|
CMD | 00h | | 00h | 00h |
|--------| |--------|--------|
DAT | 5Dh ']'| | adrs H | adrs L |
|--------| |--------|--------|

data block XOR CODE END FLAG
|--------|--------|--------|--------|--------| |--------| |--------|
CMD | 00h | 00h | .... | 00h | 00h | | 00h | | 00h |
|--------|--------|--------|--------|--------| |--------| |--------|
DAT | dt 1 | dt 2 | .... | dt 127 | dt 128 | | xor | | 47h 'G'|
|--------|--------|--------|--------|--------| |--------| |--------|

XOR CODE = (dara adrs H or L + data block) ex-or

'*' = ignor data

* read data example

from PS
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F ASCII
+00 81 52 00 00 00 80 00 00 00 00 00 00 00 00 00 00 .R..............
+10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
+20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
+30 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
+40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
+50 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
+60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
+70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
+80 00 00 00 00 00 00 00 00 00 00 00 00 ............

to PS
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F ASCII
+00 01 00 5A 5D 00 00 5C 5D 00 80 53 43 11 01 82 71 ..Z]..\]..SC..Ｒ
+10 82 68 82 63 82 66 82 64 81 40 82 71 82 60 82 62 ＩＤＧＥ　ＲＡＣ
+20 82 64 82 71 81 40 83 5E 83 43 83 80 83 65 81 5B ＥＲ　タイムテー
+30 83 75 83 8B 00 CD 7B 7B 77 7B FB C7 FB D7 FB DB ブル.ﾍ{{w{......
+40 FB DB DD DB DB DB DB DB 7D C7 CB CD FD FD FF FC ..ﾝﾛﾛﾛﾛﾛ}ﾇﾋﾍ....
+50 B7 CC FD DC FF DE FF FC FF FC DB FF DD FD DD FD .ﾌ.ﾜ.ﾞ......ﾝ.ﾝ.
+60 FD DF C7 77 C7 77 B7 77 B7 77 BC F7 7A EF 38 EB .ﾟﾇwﾇwｷwｷwｼ...8.
+70 F5 E2 B3 DE 71 D6 4F D2 EC C5 8A B9 48 AD E6 A0 .箋ﾞqﾖOﾒ..柑Hｭ譬
+80 DD D2 5D C6 FE B9 7C AD 1A A1 1A 47 ﾝﾒ]ﾆ.ｹ|ｭ.｡.G

4.3.memory card connector

20pin card edge connector

figure
___ ___ ___ ___ ___ ___ ___ ___
# # # # # # # # # # #
# # # # # # # # # # #
# # # # # # # # # # #
# # # A # # # # B # # # # A or B cut
# # # # # # # # # # #
# # # # # # # # # # #
# # # # # # # # # # #
=========================================
=========================================
=========================================
| | x | | | x | | |
| | | | | | | | | |
| | | | | | | | | |

------------------------------------------------------------------------------

5. memory card format

1M bit(128K byte) = 16 block
1 block = 8K byte
1 block = 64 frame
1 frame = 8K byte / 64 frame = 128 byte

5.1.memory card block map
block block
No. name fuction
0 directory card ID , directory
1 data block 1 data
2 data blcok 2
| |
14 data block 14
15 data block 15

5.2.memory card frame map
* directory block map
frame No. fuction
00h memory card ID
01h-0fh directory 0-14
10h-23h reserve
24h-3eh not use
3fh write test

* data block map(top)
frame No. fuction
00h title & icon palete
01h-n icon data
n+1 save data

* data block map(link)
frame No. fuction
00h save data

5.3.block detail

5.3.1.directory block detail

* memory card ID
+00,01 'MC'
+02-7E 00h
+7F XOR CODE

note : XOR Code = 00 - 7e data EX-or

* directory frame
+00 data flag
bit 7-4 A free(not use , delete)
5 busy
F reserve
bit 3-0 0 not use
1 top block
2 link block
3 link end block
F reserve
+01-03 ????
+04-07 byte length 06,05,04 (block count * 2000h)
0,00,00 not use , link , link end
0,20,00 1 block used

+08,09 link directory number(0-14)
FFFFh = no link block
+0A,0B 'BI'
+0C - product code + game ID + 00 (ASCIIZ string)
+7F XOR code

* data flag type
A0 not use(default , format)
51 busy / link block top
52 link block
53 link end block
Ax delete block
FF reserve block

* directory frame (reserve area)
+00-03 FF * 4
+04-07 00
+08,09 FF * 2
+0A-7E 00
+7F 00 XOR CODE

5.3.2.data block detail
* title & icon palete
+00,01 data ID String 'SC'
+02 7-4 icon display flag
3-0 icon count
+03 icon block count
+04-5F title(ASCIIZ string)
+60- icon palete data 16 / 65536 color

* icon frame
+00-7F icon data(4bit=1pixel * 16 * 16 )

5.4.directory example

* example 1
directory.0 +00 51 00 00 00 00 A0 00 00 Q.......
top +08 01 00 42 49 53 4C 50 53 ..BISLPS
+10 2D 30 30 31 37 35 54 50 -00175TP
+18 41 52 4B 2E 47 30 00 00 ARK.G0..

directory.1 +00 52 00 00 00 00 00 00 00 R.......
+08 02 00 00 00 00 00 00 00 ........
+10 00 00 00 00 00 00 00 00 ........
+18 00 00 00 00 00 00 00 00 ........

directory.2 +00 52 00 00 00 00 00 00 00 R.......
+08 03 00 00 00 00 00 00 00 ........
+10 00 00 00 00 00 00 00 00 ........
+18 00 00 00 00 00 00 00 00 ........

directory.3 +00 52 00 00 00 00 00 00 00 R.......
+08 04 00 00 00 00 00 00 00 ........
+10 00 00 00 00 00 00 00 00 ........
+18 00 00 00 00 00 00 00 00 ........

directory.4 +00 53 00 00 00 00 00 00 00 S.......
+08 FF FF 00 00 00 00 00 00 ........
+10 00 00 00 00 00 00 00 00 ........
+18 00 00 00 00 00 00 00 00 ........

* example 2(wizadry)

dir.0 +00 51 00 00 00 00 20 00 00 Q.... .. character data
+08 FF FF 42 49 53 43 50 53 ..BISCPS
+10 2D 31 30 30 31 30 50 43 -10010PC
+18 46 49 4C 45 2E 00 00 00 FILE....

dir.1 +00 51 00 00 00 00 60 00 00 Q....... save data 1
+08 02 00 42 49 53 43 50 53 ..BISCPS
+10 2D 31 30 30 31 30 43 44 -10010CD
+18 53 31 00 00 00 00 00 00 S1......

dir.2 +00 52 00 00 00 00 00 00 00 R.......
+08 03 00 00 00 00 00 00 00 ........
+10 00 00 00 00 00 00 00 00 ........
+18 00 00 00 00 00 00 00 00 ........

dir.3 +00 53 00 00 00 00 00 00 00 S.......
+08 FF FF 00 00 00 00 00 00 ........
+10 00 00 00 00 00 00 00 00 ........
+18 00 00 00 00 00 00 00 00 ........

* icon palete

bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
?? B4 B3 B2 B1 B0 G4 G3 G2 G1 G0 R4 R3 R2 R1 R0
------------------ ------------------ ------------------
Blue data Green data Red data