9 ;; enable the ADC, and configure IRQ' for edge-sensitive operation
13 ;; set RTI intervals, and PA3/7 DDRs
15 staa 0x1026 ;; RTI interval becomes E/2^14 = 6.6ms (or 150 Hz)
21 ;; set the stack pointer
24 ;; blank initialised variables - should match memory.x's page0