1 files changed, 29 insertions, 1 deletions
diff --git a/client/main.c b/client/main.c
index 76e8197..d51f30b 100644
--- a/client/main.c
+++ b/client/main.c
@@ -1 +1,29 @@
-int main() { return 0; }
+#include "serial.h"
+
+#include <stdio.h>
+#include <unistd.h>
+
+int main(int argc, char **argv) {
+	if (argc < 2) {
+		printf("usage: %s <serial port>\n", argv[0]);
+		return 1;
+	}
+
+	if (w2_serial_open(argv[1]) == 0) {
+		printf("serial port open fout");
+		return 1;
+	}
+
+	printf("writing...\n");
+	bool success = w2_serial_write("\xff\x14", 2);
+	printf("writing %s\n", success ? "succeeded" : "failed");
+
+	printf("reading...\n");
+	while (1) {
+		int res = w2_serial_read();
+		if (res == -1) continue;
+
+		printf("%02x ", (uint8_t)res);
+		fflush(stdout);
+	}
+}