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projekte:epson-stylus-sx100 [2016-06-04 17:22] – crackiprojekte:epson-stylus-sx100 [2016-06-04 18:43] – [Arduino] cracki
Line 25: Line 25:
   * PCB: Pin 1 innen <- die nehmen wir   * PCB: Pin 1 innen <- die nehmen wir
  
 +<pagebreak>
 Spannung 1 mA: Spannung 1 mA:
 ^ + \ - ^  1 ^  2 ^  3 ^  4 ^  5 ^ Beschreibung des Pins ^ ^ + \ - ^  1 ^  2 ^  3 ^  4 ^  5 ^ Beschreibung des Pins ^
Line 35: Line 36:
 Spannung 1 mA: Spannung 1 mA:
 ^ + \ - ^    6 ^    7 ^    8 ^    9 ^   10 ^   11 ^   12 ^ Vias ^ Geometrie  ^ relativ ^ Vermutung ^ Beschreibung des Pins ^ ^ + \ - ^    6 ^    7 ^    8 ^    9 ^   10 ^   11 ^   12 ^ Vias ^ Geometrie  ^ relativ ^ Vermutung ^ Beschreibung des Pins ^
-|     6 |    x | <typo bg:#ffe0b2>0.61</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#b2f1ff>1.51</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#bdb2ff>1.85</typo> | 1    | dünn       |         |           | zwischen oberer Flaeche und Schrauben |+|     6 |    x | <typo bg:#ffe0b2>0.61</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#b2f1ff>1.51</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#bdb2ff>1.85</typo> | 1    | dünn       |         | Startpuls | zwischen oberer Flaeche und Schrauben |
 |     7 | <typo bg:#b2ffcc>1.22</typo> |    x | <typo bg:#b2ffe6>1.34</typo> | <typo bg:#caffb2>0.99</typo> | <typo bg:#b2ffe6>1.34</typo> | <typo bg:#b2ffe6>1.34</typo> | <typo bg:#b2ffe4>1.33</typo> | 2    | breit      | oben    | 3V3       | | |     7 | <typo bg:#b2ffcc>1.22</typo> |    x | <typo bg:#b2ffe6>1.34</typo> | <typo bg:#caffb2>0.99</typo> | <typo bg:#b2ffe6>1.34</typo> | <typo bg:#b2ffe6>1.34</typo> | <typo bg:#b2ffe4>1.33</typo> | 2    | breit      | oben    | 3V3       | |
-|     8 | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#ffe0b2>0.61</typo> |    x | <typo bg:#b2f1ff>1.51</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#b6b2ff>1.82</typo> | 1    | dünn       |         |           | von unten hochstechend |+|     8 | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#ffe0b2>0.61</typo> |    x | <typo bg:#b2f1ff>1.51</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#b6b2ff>1.82</typo> | 1    | dünn       |         | Clock     | von unten hochstechend |
 |     9 | <typo bg:#ffb4b2>0.41</typo> | <typo bg:#ffb2bd>0.35</typo> | <typo bg:#ffb4b2>0.41</typo> |    x | <typo bg:#ffb4b2>0.41</typo> | <typo bg:#ffb4b2>0.41</typo> | <typo bg:#ffb2b2>0.40</typo> | 3-5  | breitestes | unten   | GND       | ueber #8 | |     9 | <typo bg:#ffb4b2>0.41</typo> | <typo bg:#ffb2bd>0.35</typo> | <typo bg:#ffb4b2>0.41</typo> |    x | <typo bg:#ffb4b2>0.41</typo> | <typo bg:#ffb4b2>0.41</typo> | <typo bg:#ffb2b2>0.40</typo> | 3-5  | breitestes | unten   | GND       | ueber #8 |
 |    10 | <typo bg:#bbb2ff>1.84</typo> | <typo bg:#ffe0b2>0.61</typo> | <typo bg:#bbb2ff>1.84</typo> | <typo bg:#b2f4ff>1.50</typo> |    x | <typo bg:#bbb2ff>1.84</typo> | <typo bg:#b9b2ff>1.83</typo> | 1    | breit      | mitte   | Vref      | driftet langsam, wenn Versorgung angeklemmt (andere pins sind nah an GND) | |    10 | <typo bg:#bbb2ff>1.84</typo> | <typo bg:#ffe0b2>0.61</typo> | <typo bg:#bbb2ff>1.84</typo> | <typo bg:#b2f4ff>1.50</typo> |    x | <typo bg:#bbb2ff>1.84</typo> | <typo bg:#b9b2ff>1.83</typo> | 1    | breit      | mitte   | Vref      | driftet langsam, wenn Versorgung angeklemmt (andere pins sind nah an GND) |
-|    11 | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#ffe0b2>0.61</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#b2f1ff>1.51</typo> | <typo bg:#bdb2ff>1.85</typo> |    x | <typo bg:#bdb2ff>1.85</typo> | 1    | dünn       |         |           | unter der Mittleren Flaeche, ueber #12 | +|    11 | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#ffe0b2>0.61</typo> | <typo bg:#bdb2ff>1.85</typo> | <typo bg:#b2f1ff>1.51</typo> | <typo bg:#bdb2ff>1.85</typo> |    x | <typo bg:#bdb2ff>1.85</typo> | 1    | dünn       |         | 300/600 dpi | unter der Mittleren Flaeche, ueber #12 | 
-|    12 | <typo bg:#bbb2ff>1.84</typo> | <typo bg:#ffe0b2>0.61</typo> | <typo bg:#bbb2ff>1.84</typo> | <typo bg:#b2f4ff>1.50</typo> | <typo bg:#b9b2ff>1.83</typo> | <typo bg:#bbb2ff>1.84</typo> |    x | 1    | dünn       |         |           | ueber der unteren Flaeche, unter #11 |+|    12 | <typo bg:#bbb2ff>1.84</typo> | <typo bg:#ffe0b2>0.61</typo> | <typo bg:#bbb2ff>1.84</typo> | <typo bg:#b2f4ff>1.50</typo> | <typo bg:#b9b2ff>1.83</typo> | <typo bg:#bbb2ff>1.84</typo> |    x | 1    | dünn       |         | Aout       | ueber der unteren Flaeche, unter #11 |
  
 sieht verdammt nach [[http://rohmfs.rohm.com/en/products/databook/datasheet/module/contact_image_sensor/flatbed/lsh3008-ca10a.pdf]] aus sieht verdammt nach [[http://rohmfs.rohm.com/en/products/databook/datasheet/module/contact_image_sensor/flatbed/lsh3008-ca10a.pdf]] aus
Line 49: Line 50:
   * 10 Vref (sollte auf GND fest)   * 10 Vref (sollte auf GND fest)
     * wenns hoeher ist, gibts kein gescheites bild mehr     * wenns hoeher ist, gibts kein gescheites bild mehr
-  * 11 DPI Mode (0/L: 300 dpi ~2600 pixel; 1/H: 600 dpi ~5200 pixel)+  * 11 DPI Mode
     * macht auf jeden Fall, wieviele Clocks man pro Zeile rausholen kann     * macht auf jeden Fall, wieviele Clocks man pro Zeile rausholen kann
 +    * 0/L: 300 dpi ~2600 clocks
 +    * 1/H: 600 dpi ~5268 clocks
 +    * nach anderen datenblaettern hat man 82 clocks "output period", dann kommen die pixel (inkl. vorne und hinten dummypixeln)
 +    * 600 dpi: 5184 pixels
 +    * 300 dpi: 2592 pixels
   * 12 Analog Out   * 12 Analog Out
     * bei steigender Clock gehts scheinbar los (kommt von GND hoch fuer jeden Pixel neu, gefuehlte 100ns hier)     * bei steigender Clock gehts scheinbar los (kommt von GND hoch fuer jeden Pixel neu, gefuehlte 100ns hier)
Line 77: Line 83:
     * warte, 0-20 Millisekunden haben geklappt     * warte, 0-20 Millisekunden haben geklappt
  
 +==== Arduino ====
 +
 +<code>
 +#define START 2
 +#define CLOCK 3
 +#define DPIMODE 4
 +
 +bool dpimode = 1;
 +uint16_t pixels = dpimode ? 5184 : 2592;
 +
 +uint32_t linetime = 20000; // us
 +uint32_t sched = 0;
 +
 +void setup() {
 +  pinMode(START, OUTPUT);
 +  pinMode(CLOCK, OUTPUT);
 +  pinMode(DPIMODE, OUTPUT);
 +
 +  digitalWrite(DPIMODE, dpimode);
 +
 +  sched = micros();
 +}
 +
 +void loop() {
 +  digitalWrite(START, HIGH);
 +  digitalWrite(CLOCK, HIGH);
 +  digitalWrite(CLOCK, LOW);
 +  digitalWrite(START, LOW);
 +
 +  for (uint16_t counter = 0; counter < 82 + pixels; counter += 1)
 +  {
 +    PORTD |= _BV(PORTD3);
 +    //delayMicroseconds(1);
 +    PORTD &= ~_BV(PORTD3);
 +    //delayMicroseconds(1);
 +  }
 +
 +  sched += linetime;
 +  int32_t dt = sched - micros();
 +  while (dt > 0x4000)
 +  {
 +    delayMicroseconds(0x4000);
 +    dt -= 0x4000;
 +  }
 +  if (dt > 0)
 +    delayMicroseconds(dt);
 +}
 +</code>
 ==== coloring code ==== ==== coloring code ====
 <code> <code>
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