Log received payload.

3 files changed, 17 insertions, 13 deletions

diff --git a/rf_test/send.c b/rf_test/send.c
index fe93a72..71e764b 100644
--- a/rf_test/send.c
+++ b/rf_test/send.c
@@ -86,6 +86,8 @@ static inline uint8_t radio_recv(char *buf, uint8_t n)
 {
 	uint8_t i;
 
+	i = 0;
+
 	if ((read_reg(0x28) & 0x04))
 	{
 		write_reg(0x01, 0x04);
@@ -96,22 +98,21 @@ static inline uint8_t radio_recv(char *buf, uint8_t n)
 		SPDR = 0x00 | 0x7F;
 		while (!(SPSR & (1 << SPIF)))
 			;
-		for (i = 0; i < n; i++) {
+		while (i < n) {
 			SPDR = 0;		
 			while (!(SPSR & (1 << SPIF)))
 				;
-			buf[i] = SPDR;
+			buf[i++] = SPDR;
 		}	
 
 		SPI_PORT |= (1 << SPI_SS);
 	}
-
-	return len;
+	return i;
 }
 
 struct radio_cfg {
-	uint8_t payload_len
-}
+	uint8_t payload_len;
+};
 
 static inline void radio_init(struct radio_cfg *cfg)
 {
@@ -151,10 +152,13 @@ int main(void)
 
 ISR(RX_PCINTVEC)
 {
-	uint8_t n;
-
-	const uint8_t buflen = 32;
-	char buf[buflen];
+	uint8_t i, n;
+	char buf[PAYLOAD_LEN];
+	
+	n = radio_recv(buf, PAYLOAD_LEN);
 	
-	n = radio_recv(buf, buflen);
+	for (i = 0; i < n; i++)
+		serial_write(buf[i]);
+	serial_write('\r');
+	serial_write('\n');
 }
diff --git a/rf_test/serial.c b/rf_test/serial.c
index a7dbb93..782e848 100644
--- a/rf_test/serial.c
+++ b/rf_test/serial.c
@@ -16,7 +16,7 @@ void serial_init(void)
 	UCSR0C = (1 << UCSZ01) | (1 << UCSZ00);
 }
 
-void serial_write(unsigned char data)
+void serial_write(char data)
 {
 	while (!(UCSR0A & (1 << UDRE0)))
 		;
diff --git a/rf_test/serial.h b/rf_test/serial.h
index 96fdcab..0f9415b 100644
--- a/rf_test/serial.h
+++ b/rf_test/serial.h
@@ -2,7 +2,7 @@
 #define SA_SERIAL_H
 
 void serial_init(void);
-void serial_write(unsigned char data);
+void serial_write(char data);
 void serial_write_line(const char *s);
 
 #endif /* SA_SERIAL_H */