From 5dc69c95f33b98d1619527b861646212c697838b Mon Sep 17 00:00:00 2001
From: Emil Miler <emil.miler@pedf.cuni.cz>
Date: Mon, 11 May 2020 17:23:16 +0200
Subject: [PATCH] Fix build errors

---
 src/rx/rx.ino | 8 ++++----
 src/tx/tx.ino | 3 +--
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/src/rx/rx.ino b/src/rx/rx.ino
index 7fb3257..fdf4878 100644
--- a/src/rx/rx.ino
+++ b/src/rx/rx.ino
@@ -17,11 +17,11 @@ void setup()
 void loop()
 {
 	uint8_t buf[2];
-	size_t buf_len = sizeof(buf); // rip
+	size_t buf_len = sizeof(buf);
 
-	if (driver.recv(buf, &buf_len)){
-		uint8_t value = buf[1];
-		uint8_t ch = [buf]2;
+	if (driver.recv(buf, buf_len)){
+		uint8_t value = buf[0];
+		uint8_t ch = buf[1];
 
 		// 0 -> 3; 1 -> 5; 2 -> 6
 		ch = (ch ? ++ch + 3 : 3);
diff --git a/src/tx/tx.ino b/src/tx/tx.ino
index 38e6caa..206b6d3 100644
--- a/src/tx/tx.ino
+++ b/src/tx/tx.ino
@@ -15,12 +15,11 @@ void setup()
 void loop()
 {
 	for(uint8_t i = 0; i < 3; i++) {
-		uint8_t val = (uint8_t)analogRead(i)/4;
+		int val = analogRead(i)/4;
 
 		if(val >= lastval[i]+3 || val <= lastval[i]-3){
 			uint8_t msg[2] = { val, i };
 
-			Serial.println(msg);
 			driver.send((uint8_t *)msg, 2);
 			driver.waitPacketSent();