Samsung SRP-350PG Service Manual - Page 21

IEEE 1284 Parallel Interface - compatibility

Get Samsung SRP-350PG - SRP 350 B/W Direct Thermal Printer PDF manuals and user guides View all Samsung SRP-350PG manuals
Add to My Manuals
Save this manual to your list of manuals

Page 21 highlights

2-5 Interface Specifications 2-5-2-(e) H/W Flow Control Timing 2-5-2-(f) S/W Flow Control Timing 2 Product Specifications 2-5-3 IEEE 1284 Parallel Interface 2-5-3-(a) Forward Mode Specification(Compatibility mode) Item Data Transmission Synchronization HandShaking Signal Level Connector Description • 8-Bit Parallel • External supplied nStrobe signals • nACK and Busy signals • TTL compatiable • Centronics 36P Table 2-15 IEEE1284 Specification 2-5-3-(b) Reverse Mode Specification (Nibble/Byte mode) Remark Samsung Electro-Mechanics 2-13

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
2 Product Specifications
2-13
2-5 Interface Specifications
2-5-2-(e) H/W Flow Control Timing
<²³º´$'%"5´;´!Ë%"5´Å·¶¸´¿¶ºÄ¾¶·´¹Â´Â³·³¿Ä"´À³Å¶¾³´Ä¾½ºÂ4¹ÄĹº»´½´Ã½Ä½"´Ä²³´°¾¹ºÄ³¾´¿²³¿-´¸²³Ä²³¾´Ä²³´²¶ÂÄ´¹Â´=1Ë>
¶¾´º¶ÄÇ´ ´ /ŴIJ³´²¶ÂÄ´¹Â´=1Ë>"´Ä²³´°¾¹ºÄ³¾´Ã¶³Â´º¶Ä´Ä¾½ºÂ4¹Ä´½´Ã½Ä½´Ä¶´Ä²³´²¶ÂÄÇ´/ŴIJ³´²¶ÂÄ´¹Â´º¶Ä´=1Ë>"´Ä²³´°¾¹ºÄ³¾
ľ½ºÂ4¹Ä´½´Ã½Ä½´Ä¶´Ä²³´:¶ÂÄÇ´ ´ ±²³´²¶ÂÄ´¹Â´Ä²³´Â½4³Ç´'³Å³¾´Ä¶´Ä²³´/ºÄ³¾Å½¿³´°½¾Ä´¶Å´!²½¼Ä³¾´60˼³¿¹½·´!¹¾¿Á¹Ä
$¹½»¾½4Â3Ç
2-5-2-(f) S/W Flow Control Timing
<²³º´?(Ï;?(µµ´Å·¶¸´¿¶ºÄ¾¶·´¹Â´Â³·³¿Ä³Ã"´Ä²³´¼¾¹ºÄ³¾´Ä¾½ºÂ4¹Ä´?(Ï02Ë!//´%%²3´¶¾´?(µµ02!Ë//´%+²3´Â¹»º½·
IJ¾¶Á»²´Ä²³´±?$´·¹º³Ç
/ŴIJ³´¼¾¹ºÄ³¾´¹Â´ÀÁÂ."´Ä²³´¼¾¹ºÄ³¾´Ä¾½ºÂ4¹Ä´?(µµ02Ë!//´%+²3´Ä¶´²¶ÂĴIJ¾¶Á»²´Ä²³´±?$´·¹º³Ç´±²³º´Ä²³´²¶ÂÄ
¾³¿¶»º¹@³´Ä²½Ä´Ä²³´¼¾¹ºÄ³¾´¹Â´ÀÁÂ.Ç´ ´ ˶"´Ä²³´²¶ÂĴö³Â´º¶Ä´Ä¾½ºÂ4¹Ä´½´Ã½Ä½´Ä¶´Ä²³´¼¾¹ºÄ³¾Ç´/ŴIJ³´¼¾¹ºÄ³¾´¹Â´¾³·³½Â³Ã´Å¾¶4
ÀÁÂ."´Ä²³´¼¾¹ºÄ³¾´Ä¾½ºÂ4¹Ä´?(Ï02Ë!//´%%²3´Ä¶´²¶ÂĴIJ¾¶Á»²´Ä²³´±?$´·¹º³Ç´±²³º´Ä²³´²¶ÂÄ´¾³¿¶»º¹@³´Ä²½Ä´Ä²³´¼¾¹ºÄ³¾
¹Â´º¶Ä´ÀÁÂ.Ç´2ºÃ´Ä²³´²¶ÂĴľ½ºÂ4¹Ä´½´Ã½Ä½´Ä¶´Ä²³´¼¾¹ºÄ³¾Ç
±²³´µ
´'³Å³¾´Ä¶´Ä²³´(¼³¾½Ä¹¶º´*½ºÁ½·´½À¶ÁÄ´?(Ï;?(µµ´Å·¶¸´¿¶ºÄ¾¶·Ç
2-5-3 IEEE 1284 Parallel Interface
=¹Ã¹¾³¿Ä¹¶º½·´¼½¾½··³·´¹ºÄ³¾Å½¿³´Î´¹º´½¿¿¶¾Ã½º¿³´¸¹Ä²´Ä²³´/ÍÍÍ´%5,7´Ï¹ÀÀ·³;=.ij´4¶Ã³
2-5-3-(a) Forward Mode Specification(Compatibility mode)
$½Ä½´Ä¾½ºÂ4¹Â¹¶º´Å¾¶4´²¶ÂÄ´¿¶4¼Áij¾´Ä¶´¼¾¹ºÄ³¾´Î´!³ºÄ¾¶º¹¿Â´¿¶4¼½Ä¹½À·³
Item
Description
Remark
Data Transmission
•
8-Bit Parallel
Synchronization
•
External supplied nStrobe signals
HandShaking
•
nACK and Busy signals
Signal Level
•
TTL compatiable
Connector
•
Centronics 36P
Table 2-15 IEEE1284 Specification
2-5-3-(b) Reverse Mode Specification (Nibble/Byte mode)
$½Ä½´Ä¾½ºÂ4¹Â¹¶º´Å¾¶4´Ä²³´¼¾¹ºÄ³¾´Ä¶´Ä²³´²¶ÂÄ´¿¶4¼Áij¾Ç
±²³´Ë±2±1˴ýĽ´Ä¾½ºÂ4¹Â¹¶º´Å¾¶4´Ä²³´¼¾¹ºÄ³¾´Ä¶´Ä²³´²¶ÂÄ´¿¶4¼Áij¾´¹Â´½¿¿¶4¼·¹Â²³Ã´¹º´Ä²³´Ï¹ÀÀ·³´¶¾´=.ij´4¶Ã³Ç
±²¹Â´4¶Ã³´½··¶¸Â´Ã½Ä½´Ä¾½ºÂ4¹Â¹¶º´Å¾¶4´Ä²³´½Â.º¿²¾¶º¶Á´¼¾¹ºÄ³¾´ÁºÃ³¾´Ä²³´¿¶ºÄ¾¶·´¶Å´Ä²³´²¶ÂÄ´¿¶4¼Áij¾Ç´ ´ $½Ä½
ľ½ºÂ4¹Â¹¶º´¹º´Ä²³´Ï¹ÀÀ·³´4¶Ã³´½¾³´4½Ã³´Æ¹½´Ä²³´³8¹ÂĹº»´¿¶ºÄ¾¶·´·¹º³Â´¹º´Áº¹Ä´¶Å´Å¶¾´À¹ÄÂ0ϹÀÀ·³3Ç´/º´Ä²³´=.ij´4¶Ã³"
ýĽ´Ä¾½ºÂ4¹Â¹¶º´¹º´½¿¿¶4¼·¹Â²³Ã´À.´4½-¹º»´Ä²³´,ÌÀ¹Ä´ýĽ´·¹º³Â´À¹Ã¹¾³¿Ä¹¶º½·Ç
ϳ¹Ä²³¾´4¶Ã³´¿½º´¶¼³¾½Ä³´½Ä´Ä²³´Â½4³´Ä¹4³´½Â´Ä²³´¿¶4¼½Ä¹À¹·¹Ä.´4¶Ã³"´Â¶´Â¸¹Ä¿²¹º»´¹Â´½·¸½.´¾³AÁ¹¾³ÃÇ
Samsung Electro-M
e
chanics