bit 0 of the HPRTCLR is selected as a source of the periodic interrupt
bit 1 of the HPRTCLR is selected as a source of the periodic interrupt
bit 2 of the HPRTCLR is selected as a source of the periodic interrupt
bit 3 of the HPRTCLR is selected as a source of the periodic interrupt
bit 4 of the HPRTCLR is selected as a source of the periodic interrupt
bit 5 of the HPRTCLR is selected as a source of the periodic interrupt
bit 6 of the HPRTCLR is selected as a source of the periodic interrupt
bit 7 of the HPRTCLR is selected as a source of the periodic interrupt
bit 8 of the HPRTCLR is selected as a source of the periodic interrupt
bit 9 of the HPRTCLR is selected as a source of the periodic interrupt
bit 10 of the HPRTCLR is selected as a source of the periodic interrupt
bit 11 of the HPRTCLR is selected as a source of the periodic interrupt
bit 12 of the HPRTCLR is selected as a source of the periodic interrupt
bit 13 of the HPRTCLR is selected as a source of the periodic interrupt
bit 14 of the HPRTCLR is selected as a source of the periodic interrupt
bit 15 of the HPRTCLR is selected as a source of the periodic interrupt