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10. INCOME TAXES (Details - Tax reconciliation)
12 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Income Tax Disclosure [Abstract]    
U.S. federal statutory rate 21.00% 21.00%
State tax rate, net of federal benefit (1.90%) 2.80%
Foreign rate differential (14.90%) 1.40%
Other (10.60%) 1.90%
Change in tax credits (0.20%) (0.10%)
Effect of state tax rate change 1.50% 0.00%
Capital loss - expiration (2.10%) 0.00%
Change in valuation allowance 41.10% (26.60%)
State income taxes (0.70%) 0.00%
Federal (AMT) 0.20% 0.10%
Permanent differences (33.90%) (0.40%)
Effective tax rate (0.50%) 0.10%