Accessory (Acc) Port Tab - microHAM micro KEYER 2R Manual

MK2R's Accessory connector supports 12 I/O functions which can be assigned to six "ports."
Note : all lines are TTL level. If you use them, be sure to user proper buffering and/or level
conversion. The state of each line is indicated with a red arrow for high (+5V).
The left half of the Accessory tab is for RADIO1 (pins 4-9) - the right half for RADIO2 (pins 2,3 and 10-13).
Pins 2, 3, 4, 5 are fully configurable and provide radio specific and global functions. Pins 6-9 and 10-13
are programmed as a group. The serial devices are not yet supported.
Available Functions – Pins 4, 5
RADIO 1 INHIBIT OUT
–
RADIO 1 INHIBIT OUT
–
RADIO 1 PTT1 OUT
–
RADIO 1 PTT2 OUT
–
TX FOCUS OUT
–
RX FOCUS OUT
–
STEREO FOCUS (SPLIT) OUT
–
Available Functions – Pins 6-9
RADIO 1 BAND DATA OUTPUT
–
RADIO 1 BAND DATA INPUT
–
LPT pins 2, 7, 8, 9 COPY OUT
–
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ACCESSORY (ACC) TAB
RADIO 1 RADIO 2
Available Functions – Pins 2, 3
RADIO 2 INHIBIT OUT
–
RADIO 2 INHIBIT OUT
–
RADIO 2 PTT1 OUT
–
RADIO 2 PTT2 OUT
–
TX FOCUS OUT
–
RX FOCUS OUT
–
STEREO FOCUS (SPLIT) OUT
–
Available Functions – Pins 10-13
RADIO 2 BAND DATA OUTPUT
–
RADIO 2 BAND DATA INPUT
–
LPT pins 2, 7, 8, 9 COPY OUT
–
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