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7. EARNINGS PER SHARE (Details - Antidilutive shares) - shares
6 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive shares 1,155,732 966,882
Options [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive shares 1,004,397 815,547
Warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total potentially dilutive shares 151,335 151,335