New board variant, Open Motion Controller

Open Hardware board currently used by the group build of http://tvrrug.org.uk
The board can be found at http://solderpad.com/folknology/open-motion-controller/

Signed-off-by: Michel Pollet <buserror@gmail.com>

Marlin/pins.h

@@ -934,6 +934,161 @@
 
 
 
+/****************************************************************************************
+* Open Motion controller with enable based extruders
+*
+*                        ATMega644
+*
+*                        +---\/---+
+*            (D 0) PB0  1|        |40  PA0 (AI 0 / D31)
+*            (D 1) PB1  2|        |39  PA1 (AI 1 / D30)
+*       INT2 (D 2) PB2  3|        |38  PA2 (AI 2 / D29)
+*        PWM (D 3) PB3  4|        |37  PA3 (AI 3 / D28)
+*        PWM (D 4) PB4  5|        |36  PA4 (AI 4 / D27)
+*       MOSI (D 5) PB5  6|        |35  PA5 (AI 5 / D26)
+*       MISO (D 6) PB6  7|        |34  PA6 (AI 6 / D25)
+*        SCK (D 7) PB7  8|        |33  PA7 (AI 7 / D24)
+*                  RST  9|        |32  AREF
+*                  VCC 10|        |31  GND 
+*                  GND 11|        |30  AVCC
+*                XTAL2 12|        |29  PC7 (D 23)
+*                XTAL1 13|        |28  PC6 (D 22)
+*       RX0 (D 8)  PD0 14|        |27  PC5 (D 21) TDI
+*       TX0 (D 9)  PD1 15|        |26  PC4 (D 20) TDO
+*  INT0 RX1 (D 10) PD2 16|        |25  PC3 (D 19) TMS
+*  INT1 TX1 (D 11) PD3 17|        |24  PC2 (D 18) TCK
+*       PWM (D 12) PD4 18|        |23  PC1 (D 17) SDA
+*       PWM (D 13) PD5 19|        |22  PC0 (D 16) SCL
+*       PWM (D 14) PD6 20|        |21  PD7 (D 15) PWM
+*                        +--------+
+*
+****************************************************************************************/
+#if MOTHERBOARD == 90 //Alpha OMCA board
+#define KNOWN_BOARD 1
+
+#ifndef __AVR_ATmega644__
+#error Oops!  Make sure you have 'SanguinoA' selected from the 'Tools -> Boards' menu.
+#endif
+
+#define X_STEP_PIN         21
+#define X_DIR_PIN          20
+#define X_ENABLE_PIN       24
+#define X_MIN_PIN          0
+#define X_MAX_PIN          -1
+
+#define Y_STEP_PIN         23
+#define Y_DIR_PIN          22
+#define Y_ENABLE_PIN       24
+#define Y_MIN_PIN          1
+#define Y_MAX_PIN          -1
+
+#define Z_STEP_PIN         26
+#define Z_DIR_PIN          25
+#define Z_ENABLE_PIN       24
+#define Z_MIN_PIN          2
+#define Z_MAX_PIN          -1
+
+#define E0_STEP_PIN         28
+#define E0_DIR_PIN          27
+#define E0_ENABLE_PIN       24
+
+#define E1_STEP_PIN         -1 // 19
+#define E1_DIR_PIN          -1 // 18
+#define E1_ENABLE_PIN       24
+
+#define E2_STEP_PIN         -1 // 17
+#define E2_DIR_PIN          -1 // 16
+#define E2_ENABLE_PIN       24
+
+#define SDPOWER            -1
+#define SDSS               11
+#define SDCARDDETECT       -1 // 10 optional also used as mode pin
+#define LED_PIN            -1
+#define FAN_PIN            3
+#define PS_ON_PIN          -1
+#define KILL_PIN           -1
+
+#define HEATER_0_PIN       4
+#define HEATER_1_PIN       -1 // 12 
+#define HEATER_2_PIN       -1 // 13
+#define TEMP_0_PIN          0 //D27   // MUST USE ANALOG INPUT NUMBERING NOT DIGITAL OUTPUT NUMBERING!!!!!!!!!
+#define TEMP_1_PIN         -1 // 1
+#define TEMP_2_PIN         -1 // 2
+#define HEATER_BED_PIN     -1 // 14/15
+#define TEMP_BED_PIN       -1 // 1,2 or I2C
+/*  Unused (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)  */
+
+#endif
+
+#if MOTHERBOARD == 91  // Final OMCA board -- REF http://sanguino.cc/hardware
+#define KNOWN_BOARD 1
+
+#if !defined(__AVR_ATmega644P__) && !defined(__AVR_ATmega644__)
+#error Oops!  Make sure you have 'Sanguino' selected from the 'Tools -> Boards' menu. (Final OMCA board)
+#endif
+
+#define X_STEP_PIN         26
+#define X_DIR_PIN          25
+#define X_ENABLE_PIN       10
+#define X_MIN_PIN          0
+#define X_MAX_PIN          -1
+
+#define Y_STEP_PIN         28
+#define Y_DIR_PIN          27
+#define Y_ENABLE_PIN       10
+#define Y_MIN_PIN          1
+#define Y_MAX_PIN          -1
+
+#define Z_STEP_PIN         23
+#define Z_DIR_PIN          22
+#define Z_ENABLE_PIN       10
+#define Z_MIN_PIN          2
+#define Z_MAX_PIN          -1
+
+#define E0_STEP_PIN         24
+#define E0_DIR_PIN          21
+#define E0_ENABLE_PIN       10
+
+/* future proofing */
+#define __FS	20
+#define __FD	19
+#define __GS	18
+#define __GD	13
+
+#define UNUSED_PWM           14	/* PWM on LEFT connector */
+
+#define E1_STEP_PIN         -1 // 21
+#define E1_DIR_PIN          -1 // 20
+#define E1_ENABLE_PIN       -1 // 19
+
+#define E2_STEP_PIN         -1 // 21
+#define E2_DIR_PIN          -1 // 20
+#define E2_ENABLE_PIN       -1 // 18
+
+#define SDPOWER            -1
+#define SDSS               11
+#define SDCARDDETECT       -1 // 10 optional also used as mode pin
+#define LED_PIN            -1
+#define FAN_PIN            14 /* PWM on MIDDLE connector */
+#define PS_ON_PIN          -1
+#define KILL_PIN           -1
+
+#define HEATER_0_PIN        3 /*DONE PWM on RIGHT connector */
+#define HEATER_1_PIN       -1 
+#define HEATER_2_PIN       -1
+#define HEATER_1_PIN       -1 
+#define HEATER_2_PIN       -1
+#define TEMP_0_PIN          0 // ANALOG INPUT NUMBERING 
+#define TEMP_1_PIN          1 // ANALOG
+#define TEMP_2_PIN         -1 // 2
+#define HEATER_BED_PIN      4
+#define TEMP_BED_PIN        2 // 1,2 or I2C
+
+#define I2C_SCL				16
+#define I2C_SDA				17
+
+#endif
+
 
 #ifndef KNOWN_BOARD
 #error Unknown MOTHERBOARD value in configuration.h