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REV.-A
A.1.1.4 E05A22EA
• Printhead discharge/charge control
Discharge/charge pulse width variable setting
Discharge pulse timing valiable setting (depends on print direction and nozzle line stuggerd)
• Printhead data conversion
Print data
---*
image data
---*
printhead (nozzle) data
• Half protect enable/disable
• Print Timing Signal (PTS) sampling and dammy PTS genelate
•
Data Request (DREQ) signal output for DMA control
•
Equipped general purpose I/O port
• Push-pull/open drain FET head nozzle drive port
1.
CHGB
2.
CHGA
3.
A3
4.
A2
5.
A 1
6.
AO
7.
TEST
8.
RSET
9.
VSS
10.
D7
11.
D6
12.
D5
13.
D4
14.
D3
15.
D2
16.
D
1
17.
DO
18. VSS(GND)
19.
H12
20.
H
11
21.
H 10
22.
H9
23.
H8
24.
H7
25.
H6
26.
H5
27. VSS(GND)
28.
H4
29.
H3
30.
H2
31.
Hl
32. VDD(+5V)
E05A22EA
64. VDD(+5V)
63.P7
62.P6
61. P5
60. VSS(GND)
59. P4
58. H24
57.
H23
56.
H22
55.H21
54. H20
53.H19
52. VSS(GND)
51. RD
50. WR
49. PTM(PTS)
48. DREQ
47.
CE
46. XOUT
45.
XIN
44. VSS(GND)
43.H18
42.
H 17
41. H 16
40.H15
39. H 14
38. H 13
37. P3
36. VSS(GND)
35.P2
34. Pl
33.PO
Figure A-9. E05A22EA Pin Diagram
A-11
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