EA4TX – ARS-USB Manual – June. 2024 Page 16
1.8 KBD Socket
The ARS-USB includes a connector labeled KBD. This allows 4 buttons to be used
for manual control of the ARS-USB. There are 4 inputs plus common signal available
at the KBD socket. The 5 pins used this IDC (10 pins) are:
KBD-2: +5Vdc (common)
KBD-4: Manual Left/CCW control.
KBD-6: Manual Right/CW control.
KBD-8: Manual Down control.
KBD-10: Manual Up control.
Note: Pins 1, 3, 5, 7 and 9 are unassigned.
If you connect:
KBD-4 to KBD-2, the Left/CCW movement will be activated.
KBD-6 to KBD-2, the Right/CW movement will be activated.
KBD-8 to KBD-2, the Down movement will be activated.
KBD-10 to KBD-2, the Up movement will be activated.
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