void setup()
{
Serial.begin(115200);
asm volatile(
"li x11, 0x60004020" "\n\t"
"li x12, 0x000F" "\n\t"
"li x13, 0" "\n\t"
"li x14, 1" "\n\t"
"li x15, 100000" "\n\t"
"sw x12, 0(x11)" "\n\t"
);
}
void loop()
{
asm volatile(
"li x11, 0x60004008" "\n\t"
"li x12, 0x000D" "\n\t"
"sw x12, 0(x11)" "\n\t"
);
asm volatile(
"li x16, 0x6000403C" "\n\t"
"lw x17, 0(x16)" "\n\t"
"sb x17, 8(sp)" "\n\t"
);
int test;
asm volatile(
"mv %0, x17"
: "=r" (test)
);
Serial.print("LED 1: ");
Serial.println(test);
delay(2000);
asm volatile(
"li x11, 0x6000400C" "\n\t"
"li x12, 0x000D" "\n\t"
"sw x12, 0(x11)" "\n\t"
);
asm volatile(
"li x16, 0x6000403C" "\n\t"
"lw x17, 0(x16)" "\n\t"
"sb x17, 8(sp)" "\n\t"
);
int test2;
asm volatile(
"mv %0, x17"
: "=r" (test2)
);
Serial.print("LED 0: ");
Serial.println(test2);
delay(2000);
}