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authorChristian Pointner <equinox@helsinki.at>2014-06-01 22:25:17 (GMT)
committerChristian Pointner <equinox@helsinki.at>2014-06-01 22:25:17 (GMT)
commitfaacc869355202efac7c72b2d0b35dfc27aaa974 (patch)
tree0a11b67bea451a8bd02a5b7e9cfa3d6c5ffbf18c /software/rhmixxx
parent6d858fbbc63b96fec3fcdb6bb009cabed36c4b11 (diff)
added gpio subsystem
Diffstat (limited to 'software/rhmixxx')
-rw-r--r--software/rhmixxx/Makefile2
-rw-r--r--software/rhmixxx/gpio.c38
-rw-r--r--software/rhmixxx/gpio.h28
-rw-r--r--software/rhmixxx/rhmixxx.c3
4 files changed, 70 insertions, 1 deletions
diff --git a/software/rhmixxx/Makefile b/software/rhmixxx/Makefile
index 1e4b67c..7b31d1f 100644
--- a/software/rhmixxx/Makefile
+++ b/software/rhmixxx/Makefile
@@ -21,7 +21,7 @@
NAME := rhmixxx
BOARD_TYPE := rhmixxx
-OBJ := $(NAME).o keypad.o eventqueue.o
+OBJ := $(NAME).o keypad.o eventqueue.o gpio.o
LIBS := util led lufa-descriptor-midi
EXTERNAL_LIBS := lufa
diff --git a/software/rhmixxx/gpio.c b/software/rhmixxx/gpio.c
new file mode 100644
index 0000000..6edf376
--- /dev/null
+++ b/software/rhmixxx/gpio.c
@@ -0,0 +1,38 @@
+/*
+ * rhmidi
+ *
+ * Copyright (C) 2014 Christian Pointner <equinox@helsinki.at>
+ *
+ * This file is part of rhmidi.
+ *
+ * rhmidi 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
+ * any later version.
+ *
+ * rhmidi 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 rhmidi. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <avr/io.h>
+#include "gpio.h"
+
+#define GPIO_PIN PINE
+#define GPIO_PORT PORTE
+#define GPIO_DDR DDRE
+
+void gpio_init(void)
+{
+ GPIO_DDR = 0x0F;
+ GPIO_PORT = 0xFA;
+}
+
+void gpio_task(void)
+{
+ GPIO_PORT ^= 0x0F;
+}
diff --git a/software/rhmixxx/gpio.h b/software/rhmixxx/gpio.h
new file mode 100644
index 0000000..58a3fe4
--- /dev/null
+++ b/software/rhmixxx/gpio.h
@@ -0,0 +1,28 @@
+/*
+ * rhmidi
+ *
+ * Copyright (C) 2014 Christian Pointner <equinox@helsinki.at>
+ *
+ * This file is part of rhmidi.
+ *
+ * rhmidi 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
+ * any later version.
+ *
+ * rhmidi 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 rhmidi. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef RHMIXXX_gpio_h_INCLUDED
+#define RHMIXXX_gpio_h_INCLUDED
+
+void gpio_init(void);
+void gpio_task(void);
+
+#endif
diff --git a/software/rhmixxx/rhmixxx.c b/software/rhmixxx/rhmixxx.c
index 4e591d6..106c64a 100644
--- a/software/rhmixxx/rhmixxx.c
+++ b/software/rhmixxx/rhmixxx.c
@@ -74,6 +74,7 @@ void EVENT_USB_Device_ControlRequest(void)
#include "util.h"
#include "keypad.h"
#include "eventqueue.h"
+#include "gpio.h"
static void process_incoming_midi(void)
{
@@ -137,6 +138,7 @@ int main(void)
cpu_init();
eventqueue_init();
keypad_init();
+ gpio_init();
USB_Init();
sei();
@@ -145,6 +147,7 @@ int main(void)
process_incoming_midi();
keypad_task();
+ gpio_task();
process_outgoing_midi();