Introduction
Based on an article in blog.think3dprint3d.com.
The Printrboard is
a based on the Teensylu which
is itself a derivative of the Sanguinololu;
the main difference is the use of the AT90USB1286 instead of the Atmel
ATmega1284P.
Wiring of the RepRap Graphics LCD Controller with Fan Output
The Controller comes with a 20pin ribbon cable. The Table shows how to connect it.
 |
| PrintrBoard PCB |
Ribbon cable wire number
|
Printrboard Pin Label
|
Marlin Pin
number |
Marlin Pin
name |
1
|
MISO
|
23
|
MISO_PIN
|
2
|
5V
|
||
3
|
SCK
|
21
|
SCK_PIN
|
4
|
MOSI
|
22
|
MOSI_PIN
|
5
|
|||
6
|
GND
|
||
7
|
SCL
|
||
8
|
A2
|
40
| SDSS |
9
|
A3
|
41
| LCD_PINS_RS |
10
|
PC1
|
11
| LCD_PINS_D4 |
11
|
TX1
|
2
| ENC1 |
12
|
SDA
|
1
| LCD_PINS_ENABLE |
13
|
RX1
|
3
| ENC2 |
14
|
PD4
|
4 | LCD_PINS_D7 |
15
|
PE1
| 9 | LCD_PINS_D5 |
16
|
|||
17
|
5V
| ||
18
|
GND
| ||
19
|
5V
| ||
20
|
GND
|
Firmware changes will follow...
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