From c0e1b4cdf20c55f2cbbdf3a5889f447974135fd8 Mon Sep 17 00:00:00 2001 From: Josh Rahm Date: Mon, 16 Nov 2020 21:02:48 -0700 Subject: Got the DMA to send a simple message through UART2. --- 02-usart/src/mem.c | 11 +++++++++++ 1 file changed, 11 insertions(+) create mode 100644 02-usart/src/mem.c (limited to '02-usart/src/mem.c') diff --git a/02-usart/src/mem.c b/02-usart/src/mem.c new file mode 100644 index 0000000..5772bdc --- /dev/null +++ b/02-usart/src/mem.c @@ -0,0 +1,11 @@ +#include "mem.h" +#include "common.h" + +void memcpy_(void* dest, const void* src, size_t len) +{ + uint8_t* dest_ = (uint8_t*) dest; + uint8_t* src_ = (uint8_t*) src; + + while ((len--) > 0) + *(dest_ ++) = *(src_ ++); +} -- cgit