From a807f4849155262efb243c574dd5d77f35755ebc Mon Sep 17 00:00:00 2001 From: Sadeep Madurange Date: Sat, 8 Mar 2025 15:26:31 +0800 Subject: wip: spi interface. --- uart.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) (limited to 'uart.c') diff --git a/uart.c b/uart.c index b2a1b59..d3012af 100644 --- a/uart.c +++ b/uart.c @@ -16,18 +16,22 @@ void uart_init(void) UCSR0C = (1 << UCSZ01) | (1 << UCSZ00); } -void uart_write(char c) +void uart_write_char(char c) { while (!(UCSR0A & (1 << UDRE0))) ; UDR0 = c; } -void uart_write_line(const char *s) +void uart_write(const char *s) { for (; *s; s++) - uart_write(*s); + uart_write_char(*s); +} - uart_write('\r'); - uart_write('\n'); +void uart_write_line(const char *s) +{ + uart_write(s); + uart_write_char('\r'); + uart_write_char('\n'); } -- cgit v1.2.3