Merge branch 'tdisp'

demos/modules/tdisp/gfxconf.h

@@ -0,0 +1,55 @@
+/**
+ * This file has a different license to the rest of the GFX system.
+ * You can copy, modify and distribute this file as you see fit.
+ * You do not need to publish your source modifications to this file.
+ * The only thing you are not permitted to do is to relicense it
+ * under a different license.
+ */
+
+#ifndef _GFXCONF_H
+#define _GFXCONF_H
+
+/* GFX sub-systems to turn on */
+#define GFX_USE_TDISP					TRUE
+#define GFX_USE_GDISP                   FALSE
+#define GFX_USE_GWIN                    FALSE
+#define GFX_USE_GEVENT                  FALSE
+#define GFX_USE_GTIMER                  FALSE
+#define GFX_USE_GINPUT                  FALSE
+
+/* Features for the GDISP subsystem */
+#define GDISP_NEED_VALIDATION           FALSE
+#define GDISP_NEED_CLIP                 FALSE
+#define GDISP_NEED_TEXT                 FALSE
+#define GDISP_NEED_CIRCLE               FALSE
+#define GDISP_NEED_ELLIPSE              FALSE
+#define GDISP_NEED_ARC                  FALSE
+#define GDISP_NEED_SCROLL               FALSE
+#define GDISP_NEED_PIXELREAD            FALSE
+#define GDISP_NEED_CONTROL              FALSE
+#define GDISP_NEED_MULTITHREAD          FALSE
+#define GDISP_NEED_ASYNC                FALSE
+#define GDISP_NEED_MSGAPI               FALSE
+
+/* Features for the TDISP subsystem */
+#define TDISP_NEED_4BIT_MODE			TRUE
+#define TDISP_NEED_8BIT_MODE			FALSE
+
+/* Builtin Fonts */
+#define GDISP_INCLUDE_FONT_SMALL        FALSE
+#define GDISP_INCLUDE_FONT_LARGER       FALSE
+#define GDISP_INCLUDE_FONT_UI1          FALSE
+#define GDISP_INCLUDE_FONT_UI2          FALSE
+#define GDISP_INCLUDE_FONT_LARGENUMBERS FALSE
+
+/* GWIN */
+#define GWIN_NEED_CONSOLE				FALSE
+#define GWIN_NEED_GRAPH					FALSE
+#define GWIN_NEED_BUTTON				FALSE
+#define GWIN_NEED_DIAL					FALSE
+
+/* GINPUT */
+#define GINPUT_NEED_MOUSE				FALSE
+
+#endif /* _GFXCONF_H */
+

demos/modules/tdisp/main.c

@@ -0,0 +1,49 @@
+/*
+    ChibiOS/GFX - Copyright (C) 2012
+                 Joel Bodenmann aka Tectu <joel@unormal.org>
+
+    This file is part of ChibiOS/GFX.
+
+    ChibiOS/GFX is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/GFX is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "ch.h"
+#include "hal.h"
+#include "gfx.h"
+
+int main(void) {
+	halInit();
+	chSysInit();
+
+	tdispInit();
+
+	tdispHome();
+	tdispClear();
+
+	tdispGotoXY(4, 0);
+	tdispDrawChar('H');
+	tdispDrawChar('D');
+	tdispDrawChar('4');
+	tdispDrawChar('4');
+	tdispDrawChar('7');
+	tdispDrawChar('8');
+	tdispDrawChar('0');
+
+	tdispDrawStringLocation(0, 1, "chibios-gfx.com");
+
+	while(TRUE) {
+		chThdSleepMilliseconds(250);	
+	}
+}
+

drivers/tdisp/HD44780/tdisp_lld.c

@@ -0,0 +1,90 @@
+/*
+    ChibiOS/GFX - Copyright (C) 2012
+                 Joel Bodenmann aka Tectu <joel@unormal.org>
+
+    This file is part of ChibiOS/GFX.
+
+    ChibiOS/GFX is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/GFX is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file    drivers/tdisp/HD44780/tdisp_lld.c
+ * @brief   TDISP driver subsystem low level driver source for the HD44780 display
+ *
+ * @addtogroup TDISP
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+#include "gfx.h"
+
+#if GFX_USE_TDISP /*|| defined(__DOXYGEN__)*/
+
+#include "tdisp_lld_board_example.h"
+
+static void _writeData(uint8_t data) {
+	write_bus(data);
+	
+	setpin_e(TRUE);
+	chThdSleepMicroseconds(1);
+	setpin_e(FALSE);
+	chThdSleepMicroseconds(5);
+}
+
+void TDISP_LLD(write_cmd)(uint8_t data) {
+	setpin_rs(FALSE);
+	setpin_rw(FALSE);
+
+	#if TDISP_NEED_4BIT_MODE
+	_writeData(data>>4);
+	#endif
+	_writeData(data);
+}
+
+void TDISP_LLD(write_data)(uint8_t data) {
+	setpin_rs(TRUE);
+	setpin_rw(FALSE);
+
+	#if TDISP_NEED_4BIT_MODE
+	_writeData(data>>4);
+	#endif
+	_writeData(data);
+}
+
+bool_t TDISP_LLD(init)(void) { 
+	/* initialise MCU hardware */
+	init_board();
+
+	/* wait some time */
+	chThdSleepMilliseconds(50);
+
+	TDISP_LLD(write_cmd)(0x38);
+	chThdSleepMilliseconds(64);
+
+	TDISP_LLD(write_cmd)(0x0f);	
+	chThdSleepMicroseconds(50);
+
+	TDISP_LLD(write_cmd)(0x01);
+	chThdSleepMilliseconds(5);
+
+	TDISP_LLD(write_cmd)(0x06);
+	chThdSleepMicroseconds(50);
+
+	return TRUE;
+}
+
+#endif /* GFX_USE_TDISP */
+/** @} */
+

drivers/tdisp/HD44780/tdisp_lld.mk

@@ -0,0 +1,6 @@
+# List the required driver.
+GFXSRC += $(GFXLIB)/drivers/tdisp/HD44780/tdisp_lld.c
+
+# Required include directories
+GFXINC += $(GFXLIB)/drivers/tdisp/HD44780
+

drivers/tdisp/HD44780/tdisp_lld_board_example.h

@@ -0,0 +1,64 @@
+/*
+    ChibiOS/GFX - Copyright (C) 2012
+                 Joel Bodenmann aka Tectu <joel@unormal.org>
+
+    This file is part of ChibiOS/GFX.
+
+    ChibiOS/GFX is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/GFX is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file    drivers/tdisp/HD44780/tdisp_lld_board_example.h
+ * @brief   TDISP driver subsystem board interface for the HD44780 display
+ *
+ * @addtogroup TDISP
+ * @{
+ */
+
+#ifndef _TDISP_LLD_BOARD_H
+#define _TDISP_LLD_BOARD_H
+
+void init_board(void) {
+	palSetGroupMode(GPIOE, PAL_WHOLE_PORT, 0, PAL_MODE_OUTPUT_PUSHPULL);
+	palSetGroupMode(GPIOG, PAL_WHOLE_PORT, 0, PAL_MODE_OUTPUT_PUSHPULL);
+}
+
+void setpin_e(bool_t state) {
+	if(state)
+		palSetPad(GPIOE, 2);
+	else
+		palClearPad(GPIOE, 2);
+}
+
+void setpin_rs(bool_t state) {
+	if(state)
+		palSetPad(GPIOE, 0);
+	else
+		palClearPad(GPIOE, 0);
+}
+
+void setpin_rw(bool_t state) {
+	if(state)
+		palSetPad(GPIOE, 1);
+	else
+		palClearPad(GPIOE, 1);
+}
+
+void write_bus(uint8_t data) {
+	palWritePort(GPIOG, data);
+}
+
+#endif /* _TDISP_LLD_BOARD_H */
+/** @} */
+

drivers/tdisp/HD44780/tdisp_lld_config.h

@@ -0,0 +1,44 @@
+/*
+    ChibiOS/GFX - Copyright (C) 2012
+                 Joel Bodenmann aka Tectu <joel@unormal.org>
+
+    This file is part of ChibiOS/GFX.
+
+    ChibiOS/GFX is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/GFX is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file    drivers/tdisp/HD44780/tdisp_lld_config.h
+ * @brief   TDISP Driver subsystem low level driver header for the HD44780 display.
+ *
+ * @addtogroup TDISP
+ * @{
+ */
+
+#ifndef _TDISP_LLD_CONFIG_H
+#define _TDISP_LLD_CONFIG_H
+
+#if GFX_USE_TDISP
+
+/*===========================================================================*/
+/* Driver hardware support.                                                  */
+/*===========================================================================*/
+
+#define TDISP_DRIVER_NAME				"HD44780"
+#define TDISP_LLD(x)					tdisp_lld_##x##_HD44780
+
+#endif	/* GFX_USE_TDISP */
+
+#endif	/* _TDISP_LLD_CONFIG_H */
+/** @} */

gfx.mk

@@ -7,6 +7,7 @@ GFXINC +=   $(GFXLIB)/include
 GFXSRC +=
 
 include $(GFXLIB)/src/gdisp/gdisp.mk
+include $(GFXLIB)/src/tdisp/tdisp.mk
 include $(GFXLIB)/src/gevent/gevent.mk
 include $(GFXLIB)/src/gtimer/gtimer.mk
 include $(GFXLIB)/src/gwin/gwin.mk

gfxconf.example.h

@@ -14,14 +14,15 @@
 #ifndef _GFXCONF_H
 #define _GFXCONF_H
 
-/* GFX sub-systems to turn on */
+/* GFX subsystems to turn on */
 #define GFX_USE_GDISP			FALSE
+#define GFX_USE_TDISP			FALSE
 #define GFX_USE_GWIN			FALSE
 #define GFX_USE_GEVENT			FALSE
 #define GFX_USE_GTIMER			FALSE
 #define GFX_USE_GINPUT			FALSE
 
-/* Features for the GDISP sub-system. */
+/* Features for the GDISP subsystem */
 #define GDISP_NEED_VALIDATION	TRUE
 #define GDISP_NEED_CLIP			TRUE
 #define GDISP_NEED_TEXT			TRUE
@@ -35,7 +36,7 @@
 #define GDISP_NEED_ASYNC		FALSE
 #define GDISP_NEED_MSGAPI		FALSE
 
-/* Builtin Fonts */
+/* GDISP - builtin fonts */
 #define GDISP_OLD_FONT_DEFINITIONS		FALSE
 #define GDISP_INCLUDE_FONT_SMALL		TRUE
 #define GDISP_INCLUDE_FONT_LARGER		TRUE
@@ -43,24 +44,30 @@
 #define GDISP_INCLUDE_FONT_UI2			TRUE
 #define GDISP_INCLUDE_FONT_LARGENUMBERS	TRUE
 
-/* Features for the GWIN sub-system. */
+/* TDISP options */
+#define TDISP_COLUMNS			16
+#define TDISP_ROWS				2
+#define TDISP_NEED_4BIT_MODE	FALSE
+#define TDISP_NEED_8BIT_MODE	FALSE
+
+/* Features for the GWIN subsystem. */
 #define GWIN_NEED_BUTTON		FALSE
 #define GWIN_NEED_CONSOLE		FALSE
 #define GWIN_NEED_GRAPH			FALSE
 
-/* Features for the GEVENT sub-system. */
+/* Features for the GEVENT subsystem. */
 #define GEVENT_ASSERT_NO_RESOURCE	FALSE
 
-/* Features for the GTIMER sub-system. */
+/* Features for the GTIMER subsystem. */
 /* NONE */
 
-/* Features for the GINPUT sub-system. */
+/* Features for the GINPUT subsystem. */
 #define GINPUT_NEED_MOUSE		FALSE
 #define GINPUT_NEED_KEYBOARD	FALSE
 #define GINPUT_NEED_TOGGLE		FALSE
 #define GINPUT_NEED_DIAL		FALSE
 
-/* Optional Parameters for various sub-systems */
+/* Optional Parameters for various subsystems */
 /*
 	#define GDISP_MAX_FONT_HEIGHT			16
 	#define GEVENT_MAXIMUM_SIZE				32

include/gfx.h

@@ -94,6 +94,7 @@
 #include "gdisp/options.h"
 #include "gwin/options.h"
 #include "ginput/options.h"
+#include "tdisp/options.h"
 
 /**
  * Inter-dependancy safety checks on the sub-systems.
@@ -109,6 +110,7 @@
 #include "gdisp/gdisp.h"
 #include "gwin/gwin.h"
 #include "ginput/ginput.h"
+#include "tdisp/tdisp.h"
 
 #endif /* _GFX_H */
 /** @} */

include/tdisp/lld/tdisp_lld.h

@@ -0,0 +1,52 @@
+/*
+    ChibiOS/GFX - Copyright (C) 2012
+                 Joel Bodenmann aka Tectu <joel@unormal.org>
+
+    This file is part of ChibiOS/GFX.
+
+    ChibiOS/GFX is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/GFX is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file    include/tdisp/lld/tdisp_lld.h
+ * @brief   TDISP driver subsystem low level driver header.
+ *
+ * @addtogroup TDISP
+ * @{
+ */
+
+#ifndef _TDISP_LLD_H
+#define _TDISP_LLD_H
+
+#if GFX_USE_TDISP || defined(__DOXYGEN__)
+
+#include "tdisp_lld_config.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern bool_t foo(void);
+extern void write_cmd(uint8_t data);
+extern void write_data(uint8_t data);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* GFX_USE_TDISP */
+
+#endif /* _TDISP_LLD_H */
+/** @} */
+

include/tdisp/options.h

@@ -0,0 +1,84 @@
+/*
+    ChibiOS/GFX - Copyright (C) 2012
+                 Joel Bodenmann aka Tectu <joel@unormal.org>
+
+    This file is part of ChibiOS/GFX.
+
+    ChibiOS/GFX is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/GFX is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file    include/tdisp/options.h
+ * @brief   TDISP sub-system options header file.
+ *
+ * @addtogroup TDISP
+ * @{
+ */
+
+#ifndef _TDISP_OPTIONS_H
+#define _TDISP_OPTIONS_H
+
+/**
+ * @name    TDISP configuration
+ * @{
+ */
+
+	/**
+	 * @brief	How many rows of characters the TDISP provides
+	 */
+	#ifndef TDISP_ROWS
+		#define TDISP_ROWS		2
+	#endif
+
+	/**
+	 * @brief	How many columns of characters the TDISP provides
+	 */
+	#ifndef TDISP_COLUMNS
+		#define TDISP_COLUMNS	16
+	#endif
+
+/** @} */
+
+/**
+ * @name	TDISP interface configuration
+ * @note	Only one of these interfaces can be selected at a time!
+ * @{
+ */
+	/**
+	 * @brief	Use the 4-bit paralle interface
+	 */
+	#ifndef TDISP_NEED_4BIT_MODE
+		#define TDISP_NEED_4BIT_MODE	FALSE
+	#endif
+
+	/**
+	 * @brief	Use the 8-bit parallel interface
+	 */
+	#ifndef TDISP_NEED_8BIT_MODE
+		#define TDISP_NEED_8BIT_MODE	FALSE
+	#endif
+
+	#if (!TDISP_NEED_4BIT_MODE && !TDISP_NEED_8BIT_MODE)
+		#error "Either TDISP_NEED_4BIT_MODE or TDISP_NEED_8BIT_MODE needs to be set to TRUE in your gfxconf.h!"
+	#endif
+
+	#if (TDISP_NEED_4BIT_MODE && TDISP_NEED_8BIT_MODE)
+		#error "Only TDISP_NEED_4BIT_MODE or TDISP_NEED_8BIT_MODE can be set to TRUE, not both at one!"
+	#endif
+
+/** @} */
+
+#endif /* _TDISP_OPTIONS_H */
+/** @} */
+

include/tdisp/tdisp.h

@@ -0,0 +1,134 @@
+/*
+    ChibiOS/GFX - Copyright (C) 2012
+                 Joel Bodenmann aka Tectu <joel@unormal.org>
+
+    This file is part of ChibiOS/GFX.
+
+    ChibiOS/GFX is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/GFX is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file    include/tdisp/tdisp.h
+ * @brief   TDISP Graphic Driver subsystem header file.
+ *
+ * @addtogroup TDISP
+ *
+ * @details		The TDISP module provides high level abstraction to interface pixel oriented graphic displays.
+ *
+ * @pre			GFX_USE_TDISP must be set to TRUE in gfxconf.h
+ *
+ * @{
+ */
+
+#ifndef _TDISP_H
+#define _TDISP_H
+
+#include "gfx.h"
+
+#if GFX_USE_TDISP || defined(__DOXYGEN__)
+
+/* Include the low level driver information */
+#include "tdisp/lld/tdisp_lld.h"
+
+/**
+ * @name	TDISP display attributes
+ * @{
+ */
+#define	TDISP_ON				0x01
+#define TDISP_OFF				0x02
+#define TDISP_CURSOR_ON			0x03
+#define TDISP_CURSOR_OFF		0x04
+#define TDISP_CURSOR_BLINK_ON	0x05
+#define TDISP_CURSOR_BLINK_OFF	0x06
+/** @} */
+
+/**
+ * @brief	TDISP driver initialisation
+ * @note	This function is not implicitly invoked by @p halInit().
+ *			It must be called manually.
+ *
+ * @return	TRUE if success, FALSE otherwise
+ *
+ * @init
+ */
+bool_t tdispInit(void);
+
+/**
+ * @brief	Control different display properties
+ * @note	Multiple attributes can be passed using the OR operator.
+ * @note	Example: TDISP_DISPLAY_ON | TDISP_CURSOR_BLINK
+ *
+ * @param[in] attributes	The attributes
+ */
+void tdispSetAttributes(uint8_t attributes);
+
+/**
+ * @brief	Clears the display
+ */
+void tdispClear(void);
+
+/**
+ * @brief	Sets the cursor to it's home position ( 0/0 )
+ */
+void tdispHome(void);
+
+/**
+ * @brief	Set cursor to a certain position
+ *
+ * @param[in] col	The column
+ * @param[in] row	The row
+ */
+void tdispGotoXY(coord_t col, coord_t row);
+
+/**
+ * @brief	Draws a single character at the current cursor position
+ *
+ * @param[in] c		The character to be drawn
+ */
+void tdispDrawChar(char c);
+
+/**
+ * @brief	Draws a string at the current cursor position
+ *
+ * @param[in] s		The string to be drawn
+ */
+void tdispDrawString(char *s);
+
+/**
+ * @brief	Draws a single character at a given position
+ * @note	This function manipulates the cursor position and it will not be
+ *			reset to it's original state
+ *
+ * @param[in] col	The column
+ * @param[in] row	The row
+ * @param[in] c		The character to be drawn
+ */
+void tdispDrawCharLocation(coord_t col, coord_t row, char c);
+
+/**
+ * @brief	Draws a string at a given position
+ * @note	This function manipulates the cursor position and it will not be
+ *			reset to it's original state
+ *
+ * @param[in] col	The column
+ * @param[in] row	The row
+ * @param[in] s		The string to be drawn
+ */
+void tdispDrawStringLocation(coord_t col, coord_t row, char *s);
+
+#endif /* GFX_USE_TDISP */
+
+#endif /* _TDISP_H */
+/** @} */
+

src/tdisp/tdisp.c

@@ -0,0 +1,113 @@
+/*
+    ChibiOS/GFX - Copyright (C) 2012
+                 Joel Bodenmann aka Tectu <joel@unormal.org>
+
+    This file is part of ChibiOS/GFX.
+
+    ChibiOS/GFX is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/GFX is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file    src/tdisp/tdisp.c
+ * @brief   TDISP Driver code.
+ *
+ * @addtogroup TDISP
+ * @{
+ */
+#include "ch.h"
+#include "hal.h"
+#include "gfx.h"
+
+#if GFX_USE_TDISP || defined(__DOXYGEN__)
+
+static uint8_t _displaycontrol;
+
+bool_t tdispInit(void) {
+	bool_t ret;
+
+	ret = TDISP_LLD(init)();
+
+	return ret;
+}
+
+void tdispSetAttributes(uint8_t attributes) {
+	switch(attributes) {
+		case TDISP_ON:
+			_displaycontrol |= 0x04;
+			TDISP_LLD(write_cmd)(0x08 | _displaycontrol);
+			break;
+		case TDISP_OFF:
+			_displaycontrol &=~ 0x04;
+			TDISP_LLD(write_cmd)(0x08 | _displaycontrol);
+			break;
+		case TDISP_CURSOR_ON:
+			_displaycontrol |= 0x02;
+			TDISP_LLD(write_cmd)(0x08 | _displaycontrol);
+			break;
+		case TDISP_CURSOR_OFF:
+			_displaycontrol &=~ 0x02;
+			TDISP_LLD(write_cmd)(0x08 | _displaycontrol);
+			break;
+		case TDISP_CURSOR_BLINK_ON:
+			_displaycontrol |= 0x00;
+			TDISP_LLD(write_cmd)(0x08 | _displaycontrol);
+			break;
+		case TDISP_CURSOR_BLINK_OFF:
+			_displaycontrol &=~ 0x00;
+			TDISP_LLD(write_cmd)(0x08 | _displaycontrol);
+			break;
+	}
+}
+
+void tdispClear(void) {
+	TDISP_LLD(write_cmd)(0x01);
+}
+
+void tdispHome(void) {
+	TDISP_LLD(write_cmd)(0x02);
+}
+
+void tdispGotoXY(coord_t col, coord_t row) {
+	uint8_t row_offsets[] = { 0x00, 0x40, 0x14, 0x54 };
+
+	if(row >= TDISP_ROWS)
+		row = TDISP_ROWS - 1;
+
+	TDISP_LLD(write_cmd)(0x80 | (col + row_offsets[row]));
+}
+
+void tdispDrawChar(char c) {
+	TDISP_LLD(write_data)(c);
+}
+
+void tdispDrawString(char *s) {
+	char c;
+
+	while(c = *s++)
+		tdispDrawChar(c);	
+}
+
+void tdispDrawCharLocation(coord_t col, coord_t row, char c) {
+	tdispGotoXY(col, row);
+	tdispDrawChar(c);
+}
+
+void tdispDrawStringLocation(coord_t col, coord_t row, char *s) {
+	tdispGotoXY(col, row);
+	tdispDrawString(s);
+}
+
+#endif /* GFX_USE_TDISP */
+/** @} */
+

src/tdisp/tdisp.mk

@@ -0,0 +1,2 @@
+GFXSRC +=	$(GFXLIB)/src/tdisp/tdisp.c
+