V1.0.6

packages/third-party/micropython-1.13.0/port/mphalport.c

@@ -0,0 +1,117 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2018 Armink (armink.ztl@gmail.com)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include <rtthread.h>
+#include <py/mpconfig.h>
+#include <py/runtime.h>
+#include "mphalport.h"
+#include "mpgetcharport.h"
+#include "mpputsnport.h"
+
+const char rtthread_help_text[] =
+"Welcome to MicroPython on RT-Thread!\n"
+"\n"
+"Control commands:\n"
+"  CTRL-A        -- on a blank line, enter raw REPL mode\n"
+"  CTRL-B        -- on a blank line, enter normal REPL mode\n"
+"  CTRL-C        -- interrupt a running program\n"
+"  CTRL-D        -- on a blank line, do a soft reset of the board\n"
+"  CTRL-E        -- on a blank line, enter paste mode\n"
+"\n"
+"For further help on a specific object, type help(obj)\n"
+;
+
+int mp_hal_stdin_rx_chr(void) {
+    char ch;
+    while (1) {
+        ch = mp_getchar();
+        if (ch != (char)0xFF) {
+            break;
+        }
+        MICROPY_EVENT_POLL_HOOK;
+        rt_thread_delay(1);
+    }
+    return ch;
+}
+
+// Send string of given length
+void mp_hal_stdout_tx_strn(const char *str, mp_uint_t len) {
+    mp_putsn(str, len);
+#ifdef PKG_USING_OPENMV_CP
+    extern void serial_dbg_send_strn(const char *str, int len);
+    serial_dbg_send_strn(str, len);
+#endif
+}
+
+void mp_hal_stdout_tx_strn_stream(const char *str, size_t len) {
+    mp_putsn_stream(str, len);
+#ifdef PKG_USING_OPENMV_CP
+    extern void serial_dbg_send_strn_cooked(const char *str, int len);
+    serial_dbg_send_strn_cooked(str, len);
+#endif
+}
+
+mp_uint_t mp_hal_ticks_us(void) {
+    return rt_tick_get() * 1000000UL / RT_TICK_PER_SECOND;
+}
+
+mp_uint_t mp_hal_ticks_ms(void) {
+    return rt_tick_get() * 1000 / RT_TICK_PER_SECOND;
+}
+
+mp_uint_t mp_hal_ticks_cpu(void) {
+    return rt_tick_get();
+}
+
+void mp_hal_delay_us(mp_uint_t us) {
+    rt_tick_t t0 = rt_tick_get(), t1, dt;
+    uint64_t dtick = us * RT_TICK_PER_SECOND / 1000000L;
+    while (1) {
+        t1 = rt_tick_get();
+        dt = t1 - t0;
+        if (dt >= dtick) {
+            break;
+        }
+        mp_handle_pending(true);
+    }
+}
+
+void mp_hal_delay_ms(mp_uint_t ms) {
+    rt_tick_t t0 = rt_tick_get(), t1, dt;
+    uint64_t dtick = ms * RT_TICK_PER_SECOND / 1000L;
+    while (1) {
+        t1 = rt_tick_get();
+        dt = t1 - t0;
+        if (dt >= dtick) {
+            break;
+        }
+        MICROPY_EVENT_POLL_HOOK;
+        rt_thread_delay(1);
+    }
+}