cortexelf-v1: More 1802 noodling

Add code to track the address and data displays, change how 1802 pin
tracking works

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 36 insertions, 0 deletions

diff --git a/src/cortexelf-v1/ao_hex.c b/src/cortexelf-v1/ao_hex.c
new file mode 100644
index 00000000..1507407b
--- /dev/null
+++ b/src/cortexelf-v1/ao_hex.c
@@ -0,0 +1,36 @@
+/*
+ * Copyright © 2017 Keith Packard <keithp@keithp.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.
+ */
+
+#include <ao.h>
+#include "ao_hex.h"
+#include "ao_as1107.h"
+#include "ao_1802.h"
+
+static struct ao_task	ao_hex_task;
+
+static void
+ao_hex(void)
+{
+	for (;;) {
+		ao_as1107_write_16(0, ADDRESS);
+		ao_as1107_write_8(6, DATA);
+		ao_sleep(&ADDRESS);
+	}
+}
+
+void
+ao_hex_init(void)
+{
+	ao_add_task(&ao_hex_task, ao_hex, "hex");
+}