added more code

CPE435/Lab12/test.c

@@ -0,0 +1,14 @@
+volatile unsigned int * const UART0DR = (unsigned int *)0x101f1000;
+ // UART0 is the terminal running at 0x101f1000
+ // UART0DR is the register used to transmit and receive bytes
+
+void print_uart0(const char *s) {
+ while(*s != '\0') { /* Loop until end of string */
+ *UART0DR = (unsigned int)(*s); /* Transmit char */
+ s++; /* Next char */
+ }
+}
+ 
+void c_entry() {
+ print_uart0("Hello world!\n");
+}