scan_start = 9.0
scan_stop = 9.2
scan_step = 0.002
passes = 1
zigzag = False


setup_brag_plot(False)

scaler.stop()                            #caput("X10DA-ES-SCALER.CNT", 0)
scaler.channels[0].setPreset(False)       #caput("X10DA-ES-SCALER.G1", 0)
#scaler.channels[0].setPresetValue(0)
scaler.setOneShot()                       #caput("X10DA-ES-SCALER.CONT", 0)

caput("X10DA-ES1:START-CSMPL", 1)
caput("X10DA-ES1:TOTAL-CYCLES", 5)
caput("X10DA-ES1:SMPL-BTN", 1)

i0 = CrlogicSensor("I0", "SCALER12", True)
i1 = CrlogicSensor("I1", "SCALER13", True)
i2 = CrlogicSensor("I2", "SCALER14", True)
ref = CrlogicSensor("ScalerRef", "SCALER15", True)

class AbsCalc(Readable):
    def read(self):        
        return  math.log(math.fabs(i0.take()) / math.fabs(i1.take()))
abs_calc = AbsCalc()  

class ECalc(Readable):
    def read(self):   
        return  12.39842 / (crystal.take() * math.sin( math.radians(bragg.readback.take())))
        
e_calc = ECalc()
sensors = [crystal, i0, i1, i2, ref, abs_calc, e_calc]

bragg.move(scan_start)
#caput("X10DA-OP-MO3:ROX.URIP", 'No')
scaler.start()

r1 = hscan(crlogic_config, bragg, sensors, scan_start, scan_stop, scan_step, passes=passes, zigzag=zigzag)