Initial support for Teensy 3.1

1 files changed, 86 insertions, 0 deletions

diff --git a/teensy/led.c b/teensy/led.c
new file mode 100644
index 0000000000..1aad2a365e
--- /dev/null
+++ b/teensy/led.c
@@ -0,0 +1,86 @@
+#include <stdio.h>
+
+#include "misc.h"
+#include "mpconfig.h"
+#include "obj.h"
+#include "led.h"
+
+#include "Arduino.h"
+
+void led_init(void) {
+}
+
+void led_state(pyb_led_t led, int state) {
+    uint8_t pin;
+
+    if (led == 0) {
+        pin = LED_BUILTIN;
+    } else {
+        return;
+    }
+    digitalWrite(pin, state);
+}
+
+void led_toggle(pyb_led_t led) {
+    uint8_t pin;
+
+    if (led == 0) {
+        pin = LED_BUILTIN;
+    } else {
+        return;
+    }
+
+    digitalWrite(pin, !digitalRead(pin));
+}
+
+/******************************************************************************/
+/* Micro Python bindings                                                      */
+
+typedef struct _pyb_led_obj_t {
+    mp_obj_base_t base;
+    uint led_id;
+} pyb_led_obj_t;
+
+void led_obj_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in) {
+    pyb_led_obj_t *self = self_in;
+    print(env, "<LED %lu>", self->led_id);
+}
+
+mp_obj_t led_obj_on(mp_obj_t self_in) {
+    pyb_led_obj_t *self = self_in;
+    led_state(self->led_id, 1);
+    return mp_const_none;
+}
+
+mp_obj_t led_obj_off(mp_obj_t self_in) {
+    pyb_led_obj_t *self = self_in;
+    led_state(self->led_id, 0);
+    return mp_const_none;
+}
+
+static MP_DEFINE_CONST_FUN_OBJ_1(led_obj_on_obj, led_obj_on);
+static MP_DEFINE_CONST_FUN_OBJ_1(led_obj_off_obj, led_obj_off);
+
+static const mp_obj_type_t led_obj_type = {
+    { &mp_const_type },
+    "Led",
+    led_obj_print, // print
+    NULL, // make_new
+    NULL, // call_n
+    NULL, // unary_op
+    NULL, // binary_op
+    NULL, // getiter
+    NULL, // iternext
+    { // method list
+        { "on", &led_obj_on_obj },
+        { "off", &led_obj_off_obj },
+        { NULL, NULL },
+    }
+};
+
+mp_obj_t pyb_Led(mp_obj_t led_id) {
+    pyb_led_obj_t *o = m_new_obj(pyb_led_obj_t);
+    o->base.type = &led_obj_type;
+    o->led_id = mp_obj_get_int(led_id);
+    return o;
+}