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-rw-r--r--examples/stm32/f1/other/dogm128/Makefile25
-rw-r--r--examples/stm32/f1/other/dogm128/README7
-rw-r--r--examples/stm32/f1/other/dogm128/dogm128.c291
-rw-r--r--examples/stm32/f1/other/dogm128/dogm128.h86
-rw-r--r--examples/stm32/f1/other/dogm128/main.c110
-rw-r--r--examples/stm32/f1/other/dogm128/main.ld31
6 files changed, 550 insertions, 0 deletions
diff --git a/examples/stm32/f1/other/dogm128/Makefile b/examples/stm32/f1/other/dogm128/Makefile
new file mode 100644
index 0000000..97a012e
--- /dev/null
+++ b/examples/stm32/f1/other/dogm128/Makefile
@@ -0,0 +1,25 @@
+##
+## This file is part of the libopencm3 project.
+##
+## Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
+##
+## This program 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.
+##
+## This program 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/>.
+##
+
+BINARY = main
+
+OBJS = dogm128.o
+
+include ../../Makefile.include
+
diff --git a/examples/stm32/f1/other/dogm128/README b/examples/stm32/f1/other/dogm128/README
new file mode 100644
index 0000000..dbf82a0
--- /dev/null
+++ b/examples/stm32/f1/other/dogm128/README
@@ -0,0 +1,7 @@
+------------------------------------------------------------------------------
+README
+------------------------------------------------------------------------------
+
+This example program writes some text on an DOGM128 LCD display connected
+to SPI2.
+
diff --git a/examples/stm32/f1/other/dogm128/dogm128.c b/examples/stm32/f1/other/dogm128/dogm128.c
new file mode 100644
index 0000000..c78a275
--- /dev/null
+++ b/examples/stm32/f1/other/dogm128/dogm128.c
@@ -0,0 +1,291 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2010 Thomas Otto <tommi@viadmin.org>
+ *
+ * This program 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.
+ *
+ * This program 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 "./dogm128.h"
+
+u8 dogm128_ram[1024];
+u8 dogm128_cursor_x;
+u8 dogm128_cursor_y;
+
+void dogm128_send_command(u8 command)
+{
+ u32 counter;
+
+ gpio_clear(DOGM128_A0_PORT, DOGM128_A0_PIN); /* A0 low for commands */
+ spi_send(DOGM128_SPI, command);
+
+ for (counter = 0; counter<=500; counter++) /* wait */
+ {}
+}
+
+void dogm128_send_data(u8 data)
+{
+ u32 counter;
+
+ gpio_set(DOGM128_A0_PORT, DOGM128_A0_PIN); /* A0 high for data */
+ spi_send(DOGM128_SPI, data);
+
+ for (counter = 0; counter<=500; counter++) /* wait */
+ {}
+}
+
+void dogm128_init()
+{
+ u32 counter;
+
+ /* reset the display */
+ gpio_clear(DOGM128_RESET_PORT, DOGM128_RESET_PIN); /* reset low for dogm128 */
+ for (counter = 0; counter<=60000; counter++) /* wait */
+ {}
+ gpio_set(DOGM128_RESET_PORT, DOGM128_RESET_PIN); /* reset high for dogm128 */
+
+ for (counter = 0; counter<=60000; counter++) /* wait */
+ {}
+
+ gpio_clear(DOGM128_A0_PORT, DOGM128_A0_PIN); /* A0 low for init */
+
+ /* tell the display that we want to start */
+ spi_set_nss_low(DOGM128_SPI);
+
+ /* init sequence */
+ dogm128_send_command(DOGM128_DISPLAY_START_ADDRESS_BASE + 0);
+ dogm128_send_command(DOGM128_ADC_REVERSE);
+ dogm128_send_command(DOGM128_COM_OUTPUT_SCAN_NORMAL);
+ dogm128_send_command(DOGM128_DISPLAY_NORMAL);
+ dogm128_send_command(DOGM128_BIAS_19);
+ dogm128_send_command(DOGM128_POWER_CONTROL_BASE + 0x07);
+ dogm128_send_command(DOGM128_BOOSTER_RATIO_SET);
+ dogm128_send_command(0x00); /* Booster x4 */
+ dogm128_send_command(DOGM128_V0_OUTPUT_RESISTOR_BASE + 0x07);
+ dogm128_send_command(DOGM128_ELECTRONIC_VOLUME_MODE_SET);
+ dogm128_send_command(0x16); /* Contrast */
+ dogm128_send_command(DOGM128_STATIC_INDICATOR_OFF);
+ dogm128_send_command(0x00); /* Flashing OFF */
+ dogm128_send_command(DOGM128_DISPLAY_ON);
+
+ /* end transfer */
+ spi_set_nss_high(DOGM128_SPI);
+}
+
+void dogm128_print_char(u8 data)
+{
+ u8 i;
+ u8 page;
+ u8 shift;
+ u8 xcoord;
+ u8 ycoord;
+
+ xcoord = dogm128_cursor_x;
+ ycoord = dogm128_cursor_y;
+
+ page = (63 - ycoord) / 8; /* the display consists of 8 lines a 8 dots each. */
+ shift = (7 -((63 - ycoord) % 8)); /* vertical shift */
+
+ /* font is 8x5 so iterate each column of the character */
+ for (i = 0; i <= 5; i++) {
+ /* right border reached? */
+ if ((xcoord + i) > 127)
+ return;
+ dogm128_cursor_x++;
+
+ /* 0xAA = end of character - no dots in this line */
+ if (dogm128_font[data - 0x20][i] == 0xAA) {
+ dogm128_ram[(page * 128) + xcoord + i] &= ~(0xFF >> shift); /* clear area */
+ if ((shift > 0) && (page > 0))
+ dogm128_ram[((page - 1) * 128) + xcoord + i] &= ~(0xFF << (8 - shift)); /* clear area */
+ return;
+ }
+
+ /* lower part */
+ dogm128_ram[(page * 128) + xcoord + i] &= ~(0xFF >> shift); /* clear area */
+ dogm128_ram[(page * 128) + xcoord + i] = (dogm128_font[data - 0x20][i] >> shift);
+ /* higher part if needed */
+ if ((shift > 0) && (page > 0)) {
+ dogm128_ram[((page - 1) * 128) + xcoord + i] &= ~(0xFF << (8 - shift)); /* clear area */
+ dogm128_ram[((page - 1) * 128) + xcoord + i] = (dogm128_font[data - 0x20][i] << (8 - shift));
+ }
+ }
+}
+
+void dogm128_set_cursor(u8 xcoord, u8 ycoord)
+{
+ dogm128_cursor_x = xcoord;
+ dogm128_cursor_y = ycoord;
+}
+
+void dogm128_print_string(char * s)
+{
+ while (*s != 0) {
+ dogm128_print_char(*s);
+ s++;
+ }
+}
+
+void dogm128_set_dot(u8 xcoord, u8 ycoord)
+{
+ dogm128_ram[(((63 - ycoord) / 8) * 128) + xcoord] |= (1 << ((63 - ycoord) % 8));
+}
+
+void dogm128_clear_dot(u8 xcoord, u8 ycoord)
+{
+ dogm128_ram[(((63 - ycoord) / 8) * 128) + xcoord] &= ~(1 << ((63 - ycoord) % 8));
+}
+
+void dogm128_update_display()
+{
+ u8 page;
+ u8 column;
+
+ /* tell the display that we want to start */
+ spi_set_nss_low(DOGM128_SPI);
+
+ for (page = 0; page <= 7; page++) {
+ dogm128_send_command(0xB0 + page); /* set page */
+ dogm128_send_command(0x10); /* set column upper address to 0 */
+ dogm128_send_command(0x00); /* set column lower address to 0 */
+
+ for (column = 0; column <= 127; column++) {
+ dogm128_send_data(dogm128_ram[(page * 128) + column]);
+ }
+ }
+
+ spi_set_nss_high(DOGM128_SPI);
+}
+
+void dogm128_clear()
+{
+ u16 i;
+
+ for (i = 0; i<=1023; i++) {
+ dogm128_ram[i] = 0;
+ }
+ dogm128_update_display();
+}
+
+/* This is a non-monospace font definition (upside down for better handling).
+ * 0xAA is the end of the character so its not space efficient in your memory, but on your display.
+ * We are starting with " " as the first printable character at 0x20, so we have to substract 0x20 later.
+ * Its the only defined to 127/0x7F so if you have german umlauts or other special characters from above
+ * you have to expand this definition a little bit. */
+
+const u8 dogm128_font[96][6] = {
+
+ /* 20 SPACE */ {0x00, 0x00, 0x00, 0xAA, 0xAA, 0xAA},
+ /* 21 ! */ {0x5E, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 22 " */ {0x66, 0x00, 0x66, 0xAA, 0xAA, 0xAA},
+ /* 23 # */ {0x28, 0x7C, 0x28, 0x7C, 0x28, 0xAA},
+ /* 24 $ */ {0x24, 0x2A, 0x7F, 0x2A, 0x10, 0xAA},
+ /* 25 % */ {0x62, 0x18, 0x46, 0xAA, 0xAA, 0xAA},
+ /* 26 & */ {0x30, 0x4C, 0x5A, 0x24, 0x50, 0xAA},
+ /* 27 ' */ {0x06, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 28 ( */ {0x3E, 0x41, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 29 ) */ {0x41, 0x3E, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 2A * */ {0x28, 0x10, 0x7C, 0x10, 0x28, 0xAA},
+ /* 2B + */ {0x10, 0x38, 0x10, 0xAA, 0xAA, 0xAA},
+ /* 2C , */ {0xC0, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 2D - */ {0x10, 0x10, 0x10, 0xAA, 0xAA, 0xAA},
+ /* 2E . */ {0x40, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 2F / */ {0x60, 0x18, 0x06, 0xAA, 0xAA, 0xAA},
+
+ /* 30 0 */ {0x3C, 0x42, 0x42, 0x3C, 0xAA, 0xAA},
+ /* 31 1 */ {0x44, 0x7E, 0x40, 0xAA, 0xAA, 0xAA},
+ /* 32 2 */ {0x44, 0x62, 0x52, 0x4C, 0xAA, 0xAA},
+ /* 33 3 */ {0x4A, 0x4A, 0x34, 0xAA, 0xAA, 0xAA},
+ /* 34 4 */ {0x1E, 0x10, 0x78, 0x10, 0xAA, 0xAA},
+ /* 35 5 */ {0x4E, 0x4A, 0x32, 0xAA, 0xAA, 0xAA},
+ /* 36 6 */ {0x3C, 0x4A, 0x4A, 0x30, 0xAA, 0xAA},
+ /* 37 7 */ {0x62, 0x12, 0x0E, 0xAA, 0xAA, 0xAA},
+ /* 38 8 */ {0x34, 0x4A, 0x4A, 0x34, 0xAA, 0xAA},
+ /* 39 9 */ {0x0C, 0x52, 0x52, 0x3C, 0xAA, 0xAA},
+ /* 3A : */ {0x28, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 3B ; */ {0xC8, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 3C < */ {0x10, 0x28, 0x44, 0xAA, 0xAA, 0xAA},
+ /* 3D = */ {0x28, 0x28, 0x28, 0xAA, 0xAA, 0xAA},
+ /* 3E > */ {0x44, 0x28, 0x10, 0xAA, 0xAA, 0xAA},
+ /* 3F ? */ {0x02, 0x52, 0x0C, 0xAA, 0xAA, 0xAA},
+
+ /* 40 @ */ {0x3C, 0x42, 0x12, 0x2A, 0x3C, 0xAA},
+ /* 41 A */ {0x7C, 0x12, 0x12, 0x7C, 0xAA, 0xAA},
+ /* 42 B */ {0x7E, 0x4A, 0x4A, 0x34, 0xAA, 0xAA},
+ /* 43 C */ {0x3C, 0x42, 0x42, 0x24, 0xAA, 0xAA},
+ /* 44 D */ {0x7E, 0x42, 0x42, 0x3C, 0xAA, 0xAA},
+ /* 45 E */ {0x7E, 0x4A, 0x4A, 0xAA, 0xAA, 0xAA},
+ /* 46 F */ {0x7E, 0x0A, 0x0A, 0xAA, 0xAA, 0xAA},
+ /* 47 G */ {0x3C, 0x42, 0x52, 0x34, 0xAA, 0xAA},
+ /* 48 H */ {0x7E, 0x08, 0x08, 0x7E, 0xAA, 0xAA},
+ /* 49 I */ {0x42, 0x7E, 0x42, 0xAA, 0xAA, 0xAA},
+ /* 4A J */ {0x42, 0x42, 0x3E, 0xAA, 0xAA, 0xAA},
+ /* 4B K */ {0x7E, 0x08, 0x14, 0x62, 0xAA, 0xAA},
+ /* 4C L */ {0x7E, 0x40, 0x40, 0xAA, 0xAA, 0xAA},
+ /* 4D M */ {0x7E, 0x04, 0x08, 0x04, 0x7E, 0xAA},
+ /* 4E N */ {0x7E, 0x04, 0x18, 0x20, 0x7E, 0xAA},
+ /* 4F O */ {0x3C, 0x42, 0x42, 0x3C, 0xAA, 0xAA},
+
+ /* 50 P */ {0x7E, 0x12, 0x12, 0x0C, 0xAA, 0xAA},
+ /* 51 Q */ {0x3C, 0x42, 0x42, 0xBC, 0xAA, 0xAA},
+ /* 52 R */ {0x7E, 0x12, 0x12, 0x6C, 0xAA, 0xAA},
+ /* 53 S */ {0x44, 0x4A, 0x4A, 0x30, 0xAA, 0xAA},
+ /* 54 T */ {0x02, 0x7E, 0x02, 0xAA, 0xAA, 0xAA},
+ /* 55 U */ {0x3E, 0x40, 0x40, 0x3E, 0xAA, 0xAA},
+ /* 56 V */ {0x06, 0x18, 0x60, 0x18, 0x06, 0xAA},
+ /* 57 W */ {0x3E, 0x40, 0x3E, 0x40, 0x3E, 0xAA},
+ /* 58 X */ {0x42, 0x24, 0x18, 0x24, 0x42, 0xAA},
+ /* 59 Y */ {0x9E, 0xA0, 0xA0, 0x7E, 0xAA, 0xAA},
+ /* 5A Z */ {0x62, 0x52, 0x4A, 0x46, 0xAA, 0xAA},
+ /* 5B [ */ {0x7E, 0x42, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 5C \ */ {0x06, 0x18, 0x60, 0xAA, 0xAA, 0xAA},
+ /* 5D ] */ {0x42, 0x7E, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 5E ^ */ {0x04, 0x02, 0x04, 0xAA, 0xAA, 0xAA},
+ /* 5F _ */ {0x40, 0x40, 0x40, 0xAA, 0xAA, 0xAA},
+
+ /* 60 ` */ {0x02, 0x04, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 61 a */ {0x20, 0x54, 0x54, 0x78, 0xAA, 0xAA},
+ /* 62 b */ {0x7E, 0x44, 0x44, 0x38, 0xAA, 0xAA},
+ /* 63 c */ {0x38, 0x44, 0x44, 0x28, 0xAA, 0xAA},
+ /* 64 d */ {0x38, 0x44, 0x44, 0x7E, 0xAA, 0xAA},
+ /* 65 e */ {0x38, 0x54, 0x54, 0x58, 0xAA, 0xAA},
+ /* 66 f */ {0x7C, 0x0A, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 67 g */ {0x98, 0xA4, 0xA4, 0x7C, 0xAA, 0xAA},
+ /* 68 h */ {0x7E, 0x04, 0x04, 0x78, 0xAA, 0xAA},
+ /* 69 i */ {0x7A, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 6A j */ {0x40, 0x3A, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 6B k */ {0x7E, 0x10, 0x28, 0x44, 0xAA, 0xAA},
+ /* 6C l */ {0x7E, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 6D m */ {0x7C, 0x04, 0x78, 0x04, 0x78, 0xAA},
+ /* 6E n */ {0x7C, 0x04, 0x04, 0x78, 0xAA, 0xAA},
+ /* 6F o */ {0x38, 0x44, 0x44, 0x38, 0xAA, 0xAA},
+
+ /* 70 p */ {0xFC, 0x24, 0x24, 0x18, 0xAA, 0xAA},
+ /* 71 q */ {0x18, 0x24, 0x24, 0xFC, 0xAA, 0xAA},
+ /* 72 r */ {0x78, 0x04, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 73 s */ {0x48, 0x54, 0x54, 0x20, 0xAA, 0xAA},
+ /* 74 t */ {0x04, 0x3E, 0x44, 0xAA, 0xAA, 0xAA},
+ /* 75 u */ {0x3C, 0x40, 0x40, 0x3C, 0xAA, 0xAA},
+ /* 76 v */ {0x0C, 0x30, 0x40, 0x30, 0x0C, 0xAA},
+ /* 77 w */ {0x3C, 0x40, 0x3C, 0x40, 0x3C, 0xAA},
+ /* 78 x */ {0x44, 0x28, 0x10, 0x28, 0x44, 0xAA},
+ /* 79 y */ {0x1C, 0xA0, 0xA0, 0x7C, 0xAA, 0xAA},
+ /* 7A z */ {0x64, 0x54, 0x4C, 0xAA, 0xAA, 0xAA},
+ /* 7B { */ {0x08, 0x36, 0x41, 0xAA, 0xAA, 0xAA},
+ /* 7C | */ {0x7E, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
+ /* 7D } */ {0x41, 0x36, 0x08, 0xAA, 0xAA, 0xAA},
+ /* 7E ~ */ {0x20, 0x10, 0x20, 0x10, 0xAA, 0xAA},
+ /* 7F DEL */ {0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA}
+};
+
diff --git a/examples/stm32/f1/other/dogm128/dogm128.h b/examples/stm32/f1/other/dogm128/dogm128.h
new file mode 100644
index 0000000..de43225
--- /dev/null
+++ b/examples/stm32/f1/other/dogm128/dogm128.h
@@ -0,0 +1,86 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2010 Thomas Otto <tommi@viadmin.org>
+ *
+ * This program 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.
+ *
+ * This program 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/>.
+ */
+
+#ifndef DOGM128_H
+#define DOGM128_H
+
+#include <libopencm3/cm3/common.h>
+#include <libopencm3/stm32/f1/gpio.h>
+#include <libopencm3/stm32/spi.h>
+
+/* PB10 GPIO - ~RESET
+ * PB12 SPI2_NSS - ~CS1
+ * PB13 SPI2_SCK - SCL
+ * PB14 SPI2_MISO - A0
+ * PB15 SPI2_MOSI - SI */
+
+#define DOGM128_SPI SPI2
+#define DOGM128_RESET_PIN GPIO10
+#define DOGM128_RESET_PORT GPIOB
+#define DOGM128_A0_PIN GPIO14
+#define DOGM128_A0_PORT GPIOB
+
+/* DOGM128 display commands */
+#define DOGM128_PAGE_BASE 0xB0
+#define DOGM128_PAGE0 0xB0
+#define DOGM128_PAGE1 0xB1
+#define DOGM128_PAGE2 0xB2
+#define DOGM128_PAGE3 0xB3
+#define DOGM128_PAGE4 0xB4
+#define DOGM128_PAGE5 0xB5
+#define DOGM128_PAGE6 0xB6
+#define DOGM128_PAGE7 0xB7
+#define DOGM128_DISPLAY_ON 0xAF
+#define DOGM128_DISPLAY_OFF 0xAE
+#define DOGM128_DISPLAY_START_ADDRESS_BASE 0x40
+#define DOGM128_ADC_NORMAL 0xA0
+#define DOGM128_ADC_REVERSE 0xA1
+#define DOGM128_DISPLAY_NORMAL 0xA6
+#define DOGM128_DISPLAY_REVERSE 0xA7
+#define DOGM128_ALL_POINTS_ON 0xA5
+#define DOGM128_ALL_POINTS_OFF 0xA4
+#define DOGM128_BIAS_19 0xA2
+#define DOGM128_BIAS_17 0xA3
+#define DOGM128_INTERNAL_RESET 0xE2
+#define DOGM128_COM_OUTPUT_SCAN_NORMAL 0xC0
+#define DOGM128_COM_OUTPUT_SCAN_REVERSE 0xC8
+#define DOGM128_POWER_CONTROL_BASE 0x28
+#define DOGM128_V0_OUTPUT_RESISTOR_BASE 0x20
+#define DOGM128_ELECTRONIC_VOLUME_MODE_SET 0x81
+#define DOGM128_STATIC_INDICATOR_OFF 0xAC
+#define DOGM128_STATIC_INDICATOR_ON 0xAD
+#define DOGM128_BOOSTER_RATIO_SET 0xF8
+
+extern const u8 dogm128_font[96][6];
+extern u8 dogm128_ram[1024];
+extern u8 dogm128_cursor_x;
+extern u8 dogm128_cursor_y;
+
+void dogm128_send_command(u8 command);
+void dogm128_set_cursor(u8 xcoord, u8 ycoord);
+void dogm128_print_char(u8 data);
+void dogm128_print_string(char * s);
+void dogm128_set_dot(u8 xcoord, u8 ycoord);
+void dogm128_clear_dot(u8 xcoord, u8 ycoord);
+void dogm128_send_data(u8 data);
+void dogm128_init();
+void dogm128_update_display();
+void dogm128_clear();
+
+#endif
diff --git a/examples/stm32/f1/other/dogm128/main.c b/examples/stm32/f1/other/dogm128/main.c
new file mode 100644
index 0000000..508971e
--- /dev/null
+++ b/examples/stm32/f1/other/dogm128/main.c
@@ -0,0 +1,110 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2010 Thomas Otto <tommi@viadmin.org>
+ *
+ * This program 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.
+ *
+ * This program 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 <libopencm3/stm32/f1/rcc.h>
+#include <libopencm3/stm32/f1/flash.h>
+#include <libopencm3/stm32/f1/gpio.h>
+#include <libopencm3/stm32/usart.h>
+#include <libopencm3/stm32/timer.h>
+#include <libopencm3/stm32/nvic.h>
+#include <libopencm3/stm32/spi.h>
+#include "./dogm128.h"
+
+void gpio_setup(void)
+{
+ /* Enable GPIOB clock. */
+ rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPBEN);
+
+ /* Set GPIO6/7 (in GPIO port B) to 'output push-pull' for the LEDs. */
+ gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_2_MHZ,
+ GPIO_CNF_OUTPUT_PUSHPULL, GPIO6);
+ gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_2_MHZ,
+ GPIO_CNF_OUTPUT_PUSHPULL, GPIO7);
+
+ /* A0 of DOGM128 */
+ gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ,
+ GPIO_CNF_OUTPUT_PUSHPULL, GPIO14);
+ /*reset of DOGM128 */
+ gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ,
+ GPIO_CNF_OUTPUT_PUSHPULL, GPIO10);
+
+ /* DOGM128/SPI2 clock and MOSI and NSS(CS1) */
+ gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ,
+ GPIO_CNF_OUTPUT_ALTFN_PUSHPULL, GPIO12);
+ gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ,
+ GPIO_CNF_OUTPUT_ALTFN_PUSHPULL, GPIO13);
+ gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ,
+ GPIO_CNF_OUTPUT_ALTFN_PUSHPULL, GPIO15);
+}
+
+void spi_setup()
+{
+ /* the DOGM128 display is connected to SPI2, so initialise it correctly */
+
+ rcc_peripheral_enable_clock(&RCC_APB1ENR, RCC_APB1ENR_SPI2EN);
+
+ spi_set_unidirectional_mode(DOGM128_SPI); /* we want to send only */
+ spi_disable_crc(DOGM128_SPI); /* no CRC for this slave */
+ spi_set_dff_8bit(DOGM128_SPI); /* 8-bit dataword-length */
+ spi_set_full_duplex_mode(DOGM128_SPI); /* not receive-only */
+ spi_enable_software_slave_management(DOGM128_SPI); /* we want to handle the CS signal in software */
+ spi_set_nss_high(DOGM128_SPI);
+ spi_set_baudrate_prescaler(DOGM128_SPI, SPI_CR1_BR_FPCLK_DIV_256); /* PCLOCK/256 as clock */
+ spi_set_master_mode(DOGM128_SPI); /* we want to control everything and generate the clock -> master */
+ spi_set_clock_polarity_1(DOGM128_SPI); /* sck idle state high */
+ spi_set_clock_phase_1(DOGM128_SPI); /* bit is taken on the second (rising edge) of sck */
+ spi_enable_ss_output(DOGM128_SPI);
+ spi_enable(DOGM128_SPI);
+}
+
+int main(void)
+{
+ rcc_clock_setup_in_hse_16mhz_out_72mhz();
+ gpio_setup();
+ spi_setup();
+
+ gpio_clear(GPIOB, GPIO7); /* LED1 on */
+ gpio_set(GPIOB, GPIO6); /* LED2 off */
+
+ dogm128_init();
+ dogm128_clear();
+
+ dogm128_set_cursor(0, 56);
+ dogm128_print_string("ABCDEFGHIJKLMNOPQRSTUVWXYZ");
+ dogm128_set_cursor(0, 48);
+ dogm128_print_string("abcdefghijklmnopqrstuvwxyz");
+ dogm128_set_cursor(0, 40);
+ dogm128_print_string(" !#$%&'()*+,-./0123456789");
+ dogm128_set_cursor(0, 32);
+ dogm128_print_string(":;<=>?@[\\]^_`{|}~");
+
+ dogm128_set_dot(10, 10);
+ dogm128_set_dot(20, 10);
+ dogm128_set_dot(30, 10);
+ dogm128_set_dot(40, 10);
+ dogm128_set_dot(50, 10);
+
+ dogm128_update_display();
+
+ gpio_set(GPIOB, GPIO7); /* LED1 off */
+ while(1); /* Halt. */
+
+ return 0;
+}
+
diff --git a/examples/stm32/f1/other/dogm128/main.ld b/examples/stm32/f1/other/dogm128/main.ld
new file mode 100644
index 0000000..4f609a8
--- /dev/null
+++ b/examples/stm32/f1/other/dogm128/main.ld
@@ -0,0 +1,31 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2010 Thomas Otto <tommi@viadmin.org>
+ *
+ * This program 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.
+ *
+ * This program 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/>.
+ */
+
+/* Linker script for an STM32F103RBT6 board (128K flash, 20K RAM). */
+
+/* Define memory regions. */
+MEMORY
+{
+ rom (rx) : ORIGIN = 0x08000000, LENGTH = 128K
+ ram (rwx) : ORIGIN = 0x20000000, LENGTH = 20K
+}
+
+/* Include the common ld script. */
+INCLUDE libopencm3_stm32f1.ld
+