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Update FIR update to handle errors and remove unnecessary rate update 

Signed-off-by: Travis Collins <travis.collins@analog.com>
master
Travis Collins 2019-02-22 20:31:59 -05:00
parent f8c43e1ca1
commit 86ddac67f1
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GPG Key ID: CCF21E1A1D8A8EDC
1 changed files with 13 additions and 8 deletions
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19
iio_sys_obj_matlab.m
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@ -333,14 +333,19 @@ classdef iio_sys_obj_matlab
function ret = writeFirData(obj, fir_data_file)
fir_data_str = fileread(fir_data_file);
% Force sample rate to a value not requiring a FIR to prevent loading errors
r0 = writeAttributeString(obj.libiio_ctrl_dev, 'in_voltage_sampling_frequency', '3000000');
r1 = writeAttributeString(obj.libiio_ctrl_dev, 'in_out_voltage_filter_fir_en', '0');
r2 = writeAttributeString(obj.libiio_ctrl_dev, 'filter_fir_config', fir_data_str);
r3 = writeAttributeString(obj.libiio_ctrl_dev, 'in_out_voltage_filter_fir_en', '1');
if any([r0, r1, r2, r3]<0)
ret = -1;
ret = writeAttributeString(obj.libiio_ctrl_dev, 'in_out_voltage_filter_fir_en', '0');
if ret<0
return;
end
ret = writeAttributeString(obj.libiio_ctrl_dev, 'filter_fir_config', fir_data_str);
if ret<0
return;
end
ret = writeAttributeString(obj.libiio_ctrl_dev, 'in_out_voltage_filter_fir_en', '1');
if ret<0
return;
end
end
end
end