Epson Stylus CX4100 Service Manual page 199

EPSON Stylus CX4100/CX4200/CX4700/CX4800/DX4200/DX4800/DX4850
Table 7-14. CN14 - Memory Card
Pin Signal Name I/O
34 /IORD
35 /IOWR
36 /WE
37 RDY
38 VCC —
39 /CSEL —
40 RPU/VS2
41 RESET
42 /WAIT
43 INPACK
44 /REG
45 BVD2/SPKA
46 BVD1/STSCHG
47 CD8
48 CD9
49 CD10
50 GND —
Table 7-15. CN15 - Memory Card
Pin Signal Name I/O
1 CD
2
WP
3 GND —
4 SW_GND —
5 VCC —
APPENDIX
Function
I/O read
I/O write
Write enable signal
Ready
Power supply for CompactFlash
Not connected
Voltage sensing 2
Reset
Bus cycle extension
Input port response
Register select
Battery voltage detect/audio digital waveform
Battery voltage detect/card status change
Data bus for CF slot (8)
Data bus for CF slot (9)
Data bus for CF slot (10)
Ground
Function
TBD
TBD
Ground
Ground
Power supply for SSFDC
Connector Summary
Table 7-15. CN15 - Memory Card
Pin Signal Name I/O
6 DETECT
7 CD1 —
8 GND —
9 FD4
10 DAT1
11 GND —
12 DAT0
13 FD5
14 GND —
15 FD3
16 CLK
17 FD6
18 FLVD
19 FD2
20 BS
21 FD7
22 Reserve —
23 FD1
24 SDIO
25 Reserve —
26 FD0
27 XD_CD2
28 GND —
29 GND —
30 INS
Revision A
Function
TBD
TBD
Ground
SSFDC data (Bit 4)
Data Line (Bit 1)
Ground
Data Line (Bit 0)
SSFDC data (Bit 5)
Ground
SSFDC data (Bit 3)
Clock
SSFDC data (Bit 6)
Low Voltage Detect
SSFDC data (Bit 2)
Serial protocol bus state signal
SSFDC data (Bit 7)
Not connected
SSFDC data (Bit 1)
Serial protocol data signal
Not connected
SSFDC data (Bit 0)
Card detect signal
Ground
Ground
Serial protocol data signal
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