1 files changed, 55 insertions, 0 deletions
diff --git a/boiler-monster/stm32/app/cmd.c b/boiler-monster/stm32/app/cmd.c
new file mode 100644
index 0000000..7e1975a
--- /dev/null
+++ b/boiler-monster/stm32/app/cmd.c
@@ -0,0 +1,55 @@
+#include "project.h"
+
+
+static void cmd_dispatch (char *cmd)
+{
+
+  printf ("Q received cmd %s\r\n", cmd);
+
+  if (!strncmp (cmd, "CH=", 3)) {
+    ot_override_ch = atoi (cmd + 3);
+    printf ("Q    CH override set to %d\r\n", ot_override_ch);
+  }
+
+
+  if (!strncmp (cmd, "DHW=", 4)) {
+    ot_override_dhw = atoi (cmd + 4);
+    printf ("Q    DHW override set to %d\r\n", ot_override_dhw);
+  }
+
+  if (!strcmp (cmd, "PIC")) {
+    ot_override_dhw = atoi (cmd + 4);
+    printf ("Q    Entering PIC mode, reset to leave\r\n");
+    pic_passthru();
+  }
+
+}
+
+
+void cmd_usart_dispatch (void)
+{
+  static char cmd[16];
+  static unsigned cmd_ptr;
+
+  uint8_t c;
+
+  if (ring_read_byte (&rx1_ring, &c))
+    return;
+
+
+  if ((c == '\n') || (c == '\r')) {
+    if (cmd_ptr)
+      cmd_dispatch (cmd);
+
+    cmd_ptr = 0;
+    return;
+  }
+
+
+  if (cmd_ptr < (sizeof (cmd) - 1)) {
+    cmd[cmd_ptr++] = c;
+    cmd[cmd_ptr] = 0;
+  }
+}
+
+