From the manual:

7.6.3 Sub-Arrays within Arrays

Consider the following variable declarations:

all_data VAR BYTE[48] ' Array for all my data
samples VAR all_data[0] ' 16 bytes for ADC samples
calcs VAR all_data[16] ' 16 bytes for calculated values
readings VAR all_data[32] ' 16 bytes for port readings

Ioannis