added the K7637 firmware

1 files changed, 34 insertions, 0 deletions

diff --git a/pwm.h b/pwm.h
new file mode 100644
index 0000000..f1e0d3f
--- /dev/null
+++ b/pwm.h
@@ -0,0 +1,34 @@
+/*
+Copyright 2021 Robin Haberkorn <robin.haberkorn@googlemail.com>
+
+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 2 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 PWM_H
+#define PWM_H
+
+#include <stdint.h>
+
+void pwm_pd0_set_led(uint8_t brightness);
+void pwm_pd1_set_led(uint8_t brightness);
+void pwm_pb4_set_led(uint8_t brightness);
+void pwm_pb5_set_led(uint8_t brightness);
+void pwm_pb6_set_led(uint8_t brightness);
+void pwm_pb7_set_led(uint8_t brightness);
+
+void pwm_set_led(uint8_t led, uint8_t brightness);
+
+void pwm_pb5_set_tone(uint16_t freq);
+
+#endif