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pointing to a 2 byte memory address using two 8 bit register

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anasfuad33eng

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hi,all i face problem in my program of 8051 mcu with the following restrictions :1-my program must start at address 2000h(2 byte)
2-dptr register used for other purposes so,i cant use it to point to the memory address

my program include mov dptr,#porta
movx a,@dptr ;read digital data from porta
now i want to compare accmulator with the values stored in memory locations from 2050h to 2060 h how but the problem i dont have another register (16 bit) in 8051 can i point to these memory locations using 2 eight bit register ? how pizzzzzz help ,suggest,idea8-O
 

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