Keywish Hummer-Bot Instruction Manual page 92

ACK: the response signal from the handle to the host. This signal changes to low in the last cycle of each 8-
bit data sending, and the CS remains low. If the CS signal do not remain low, the PS host will try another
device in about 60 microseconds. The ACK port is not used in programming.
3.2.6.4 Experimental Procedures
1, The wires are connected to the 1, 2, 4, 5, 6 and 7 pins of the receiving head respectively as shown in
Fig.3.2.41.
Fig.3.2.41 Wiring of the Receiver Head
2, Fixing the receiving head on the car with cable tie (the red frame area in Fig.3.2.42) as shown in
Fig.2.3.43.
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