From da646ed6b967b70ff515cc45d731f8ec9739a204 Mon Sep 17 00:00:00 2001
From: Sadeep Madurange <sadeep@asciimx.com>
Date: Sun, 16 Mar 2025 15:26:18 +0800
Subject: Remove bulk write code, basic config is still unreliable.

---
 main.c | 55 ++-----------------------------------------------------
 1 file changed, 2 insertions(+), 53 deletions(-)

diff --git a/main.c b/main.c
index 2006a03..d7afa73 100644
--- a/main.c
+++ b/main.c
@@ -18,12 +18,6 @@
 
 #define NRF_IRQ        PD7  
 
-struct radio_cfg {
-	uint8_t netid;
-	uint8_t nodeid;
-	uint8_t pipeid;
-};
-
 const char *bittab[16] = {
 	[ 0] = "0000", [ 1] = "0001", [ 2] = "0010", [ 3] = "0011",
 	[ 4] = "0100", [ 5] = "0101", [ 6] = "0110", [ 7] = "0111",
@@ -63,39 +57,6 @@ static inline void write_reg(uint8_t reg, uint8_t val)
 	write_reg_check(reg, val, val);
 }
 
-static inline void read_reg_bulk(uint8_t reg, uint8_t *data, uint8_t n)
-{
-	uint8_t i;
-
-	SPI_PORT &= ~(1 << SPI_SS);
-	SPDR = reg & 0x1F;
-	while (!(SPSR & (1 << SPIF)))
-		;
-	for (i = 0; i < n; i++) {
-		SPDR = 0xFF;
-		while (!(SPSR & (1 << SPIF)))
-			;
-		data[i] = SPDR;
-	}
-	SPI_PORT |= (1 << SPI_SS);
-}
-
-static inline void write_reg_bulk(uint8_t reg, uint8_t *data, uint8_t n)
-{
-	uint8_t i;
-
-	SPI_PORT &= ~(1 << SPI_SS);
-	SPDR = (reg & 0x1F) | 0x20;
-	while (!(SPSR & (1 << SPIF)))
-		;
-	for (i = 0; i < n; i++) {
-		SPDR = data[i];
-		while (!(SPSR & (1 << SPIF)))
-			;
-	}
-	SPI_PORT |= (1 << SPI_SS);
-}
-
 static inline void print_config(void)
 {
 	char s[22];
@@ -117,10 +78,8 @@ static inline void print_config(void)
 	}
 }
 
-void radio_init(struct radio_cfg *cfg)
+void radio_init(void)
 {
-	uint8_t rx_addr[3];
-
 	SPI_DDR |= (1 << SPI_SS) | (1 << SPI_SCK) | (1 << SPI_MOSI);
 	SPI_PORT |= (1 << SPI_SS);
 	SPCR |= (1 << SPE) | (1 << MSTR);
@@ -139,22 +98,12 @@ void radio_init(struct radio_cfg *cfg)
 	write_reg(0x06, 0b00001110);  /* set data rate to 1Mbps */
 
 	write_reg_check(0x07, 0b01110000, 0b00001110);  /* clear rx, tx, max_rt interrupts */
-
-	rx_addr[0] = cfg->pipeid;
-	rx_addr[1] = cfg->nodeid;
-	rx_addr[2] = cfg->netid;
-	write_reg_bulk(0x0A, rx_addr, (sizeof(rx_addr) / sizeof(rx_addr[0])));
 }
 
 int main(void)
 {
-	struct radio_cfg cfg;
-	cfg.netid = 0;
-	cfg.nodeid = 0;
-	cfg.pipeid = 0;
-
 	uart_init();
-	radio_init(&cfg);
+	radio_init();
 	print_config();
 
 	return 0;
-- 
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