// +Cotulla
		{
			uint32_t start, end;
			uint32_t start2, end2;

			start = *(volatile uint32_t *)0xF8001004;
			start2 = *(volatile uint32_t *)0xF8001014;
			__delay(loops_per_jiffy);
			end2 = *(volatile uint32_t *)0xF8001014;
			end = *(volatile uint32_t *)0xF8001004;
			printk("$$$ CALIBRATE DIFF $$$: %08X %08X\n", end - start, end2 - start2);
			printk("  V: %08X\n", *(volatile uint32_t *)0xF8001020);
		}
// -Cotulla