add comments, fix remote control, work on local control

1 files changed, 17 insertions, 5 deletions

diff --git a/project/Core/Src/Project/remote_control.c b/project/Core/Src/Project/remote_control.c
index c8c1f73..c549eb1 100644
--- a/project/Core/Src/Project/remote_control.c
+++ b/project/Core/Src/Project/remote_control.c
@@ -1,5 +1,6 @@
 /*
  * remote_control.c
+ * Code related to the local control mode
  *
  *  Created on: Nov 4, 2025
  *      Author: sowgro
@@ -17,6 +18,9 @@
 static char buffer[80];
 static char* cur = buffer;
 
+/**
+ * Initialize remote control mode (does not enable it)
+ */
 void remote_control_init() {
     NVIC_EnableIRQ (USART2_IRQn);
     USART2->CR1 |= USART_CR1_RXNEIE; // 1 << 5
@@ -24,11 +28,18 @@ void remote_control_init() {
 	player_help();
 }
 
+/**
+ * Logic that should be called constantly from the main loop.
+ */
 void remote_control_loop() {
-
+	if (*cur == '\r') {
+		*cur = 0;
+		parse_input(buffer);
+		cur = buffer;
+	}
 }
 
-static void parse_input(char buffer[]) {
+void parse_input(char buffer[]) {
 	if (!strcmp(buffer, "HELP")) {
 		player_help();
 	}
@@ -49,6 +60,9 @@ static void parse_input(char buffer[]) {
 	}
 }
 
+/**
+ * Handles user input
+ */
 void USART2_IRQHandler() {
 	int ch = USART_Read(USART2);
 
@@ -63,9 +77,7 @@ void USART2_IRQHandler() {
 
 	if (ch == '\r') {
 		putchar('\n');
-		*cur = 0;
-		parse_input(buffer);
-		cur = buffer;
+		*cur = ch;
 		return;
 	}