happy

1 files changed, 52 insertions, 0 deletions

diff --git a/stm32/app/pic.c b/stm32/app/pic.c
new file mode 100644
index 0000000..b478766
--- /dev/null
+++ b/stm32/app/pic.c
@@ -0,0 +1,52 @@
+#include "project.h"
+
+#define PIC_RESET        GPIO1
+#define PIC_RESET_PORT   GPIOB
+
+
+static void pic_reset (void)
+{
+  SET (PIC_RESET);
+  delay_ms (1);
+  CLEAR (PIC_RESET);
+}
+
+
+void pic_passthru (void)
+{
+  uint8_t c;
+
+  printf ("\r\nPIC MODE\r\n");
+  usart1_drain();
+  block_stdio = 1;
+
+  while (!ring_read_byte (&rx3_ring, &c));
+
+  pic_reset();
+
+
+  for (;;) {
+    if (!ring_read_byte (&rx1_ring, &c))
+      usart3_queue (c);
+
+    if (!ring_read_byte (&rx3_ring, &c))
+      usart1_queue (c);
+
+  }
+}
+
+
+
+
+
+
+
+void pic_init (void)
+{
+  MAP_OUTPUT_PP (PIC_RESET);
+
+  pic_reset();
+
+}
+
+