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-rw-r--r--drivers/tdisp/HD44780/tdisp_lld.c87
-rw-r--r--drivers/tdisp/HD44780/tdisp_lld.mk6
-rw-r--r--drivers/tdisp/HD44780/tdisp_lld_board_example.h63
-rw-r--r--drivers/tdisp/HD44780/tdisp_lld_config.h44
-rw-r--r--gfx.mk1
-rw-r--r--include/gfx.h1
-rw-r--r--include/tdisp/lld/tdisp_lld.h51
-rw-r--r--include/tdisp/tdisp.h56
-rw-r--r--src/tdisp/tdisp.c78
-rw-r--r--src/tdisp/tdisp.mk2
10 files changed, 389 insertions, 0 deletions
diff --git a/drivers/tdisp/HD44780/tdisp_lld.c b/drivers/tdisp/HD44780/tdisp_lld.c
new file mode 100644
index 00000000..b830a7ca
--- /dev/null
+++ b/drivers/tdisp/HD44780/tdisp_lld.c
@@ -0,0 +1,87 @@
+/*
+ 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__)*/
+
+#ifndef TDISP_ROWS
+ #define TDISP_ROWS 16
+#endif
+#ifndef TDISP_COLUMNS
+ #define TDISP_COLUMNS 2
+#endif
+
+#include "tdisp_lld_board_example.h"
+
+void TDISP_LLD(write_cmd)(uint8_t data) {
+ setpin_rs(FALSE);
+ setpin_rw(FALSE);
+
+ write_bus(data);
+
+ setpin_e(TRUE);
+ chThdSleepMicroseconds(1);
+ setpin_e(FALSE);
+ chThdSleepMicroseconds(5);
+}
+
+void TDISP_LLD(write_data)(uint8_t data) {
+ setpin_rs(TRUE);
+ setpin_rw(FALSE);
+
+ write_bus(data);
+
+ setpin_e(TRUE);
+ chThdSleepMicroseconds(1);
+ setpin_e(FALSE);
+ chThdSleepMicroseconds(5);
+}
+
+bool_t TDISP_LLD(init)(void) {
+ /* initialise hardware */
+ init_board();
+
+ /* initialise controller */
+ 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 */
+
diff --git a/drivers/tdisp/HD44780/tdisp_lld.mk b/drivers/tdisp/HD44780/tdisp_lld.mk
new file mode 100644
index 00000000..88780bea
--- /dev/null
+++ b/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
+
diff --git a/drivers/tdisp/HD44780/tdisp_lld_board_example.h b/drivers/tdisp/HD44780/tdisp_lld_board_example.h
new file mode 100644
index 00000000..e07116d8
--- /dev/null
+++ b/drivers/tdisp/HD44780/tdisp_lld_board_example.h
@@ -0,0 +1,63 @@
+/*
+ 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(GPIOD, 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(GPIOD, data);
+}
+
+#endif /* _TDISP_LLD_BOARD_H */
+
diff --git a/drivers/tdisp/HD44780/tdisp_lld_config.h b/drivers/tdisp/HD44780/tdisp_lld_config.h
new file mode 100644
index 00000000..7ea80ea2
--- /dev/null
+++ b/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 */
+/** @} */
diff --git a/gfx.mk b/gfx.mk
index 545e3157..c4bb23b2 100644
--- a/gfx.mk
+++ b/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
diff --git a/include/gfx.h b/include/gfx.h
index 9dfe681a..79c176f4 100644
--- a/include/gfx.h
+++ b/include/gfx.h
@@ -109,6 +109,7 @@
#include "gdisp/gdisp.h"
#include "gwin/gwin.h"
#include "ginput/ginput.h"
+#include "tdisp/tdisp.h"
#endif /* _GFX_H */
/** @} */
diff --git a/include/tdisp/lld/tdisp_lld.h b/include/tdisp/lld/tdisp_lld.h
new file mode 100644
index 00000000..d548f107
--- /dev/null
+++ b/include/tdisp/lld/tdisp_lld.h
@@ -0,0 +1,51 @@
+/*
+ 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 */
+
diff --git a/include/tdisp/tdisp.h b/include/tdisp/tdisp.h
new file mode 100644
index 00000000..9984ef62
--- /dev/null
+++ b/include/tdisp/tdisp.h
@@ -0,0 +1,56 @@
+/*
+ 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"
+
+bool_t tdispInit(void);
+void tdispClear(void);
+void tdispHome(void);
+void tdispGotoXY(coord_t col, coord_t row);
+void tdispDrawChar(char c);
+void tdispDrawString(char *s);
+void tdispDrawCharLocation(coord_t x, coord_t y, char c);
+void tdispDrawStringLocation(coord_t x, coord_t y, char *s);
+
+#endif /* GFX_USE_TDISP */
+
+#endif /* _TDISP_H */
+
diff --git a/src/tdisp/tdisp.c b/src/tdisp/tdisp.c
new file mode 100644
index 00000000..73db93a1
--- /dev/null
+++ b/src/tdisp/tdisp.c
@@ -0,0 +1,78 @@
+/*
+ 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__)
+
+bool_t tdispInit(void) {
+ bool_t ret;
+
+ ret = TDISP_LLD(init)();
+
+ return ret;
+}
+
+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 };
+
+ 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 x, coord_t y, char c) {
+ tdispGotoXY(x, y);
+ tdispDrawChar(c);
+}
+
+void tdispDrawStringLocation(coord_t x, coord_t y, char *s) {
+ tdispGotoXY(x, y);
+ tdispDrawString(s);
+}
+
+#endif /* GFX_USE_TDISP */
+
diff --git a/src/tdisp/tdisp.mk b/src/tdisp/tdisp.mk
new file mode 100644
index 00000000..a33fa34a
--- /dev/null
+++ b/src/tdisp/tdisp.mk
@@ -0,0 +1,2 @@
+GFXSRC += $(GFXLIB)/src/tdisp/tdisp.c
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-10 08:17:17 +0000