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is a pointer to an array of 8 bit values that will receive the value of all the coils you are reading. The size of the array needs to be at least (nbr_coils - 1) / 8 + 1. The format of the table is as follows:
MSB LSB B7 B6 B5 B4 B3 B2 B1 B0 ------------------------------------- p_coil_tbl[0] #8 #7 #1 p_coil_tbl[1] #16 #15 #9 : :
nbr_coils
specifies the number of coils you want to read from the slave.
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