Write a program to complete the following functions:

A data block assignment:
Internal RAM 50 h, h, h, h, 53, 54 h, h, 55 and 56 h, 57 h, h, 58 59 h out of the storage unit of the amplitude of 0,1,2,3,4,5,6,7,8,9

B block move:
Internal RAM 50 h, h, h, h, 53, 54 h, h, 55 and 56 h, h, 57, 58 h, h, in turn, the data of 59 move to internal RAM 69 h, 68 h, 67 h, 66 h, 65 h, 64 h, 63 h, 62 h, 61 h and 60 h unit,