please give explanation for the following each line?

Software Driver for the Speech Chip init: addi $t1, $0, 1 addi $t2, $0, 20 lui $t3, 0x1000 addi $t4, $0, 0 # $t1 = 1 # $t2 = array size * 4 # $t3 = array base address # $t4 = 0 (array index) start: sw $t1, 0xFF04 ($0) loop: lw $t5, 0xFF08 (50) beg $0, $t5, loop # ALD = 1 # $t5 SBY # loop until SBY == 1 SW add $t5, $t3, $t4 lw $t5, 0($t5) $t5, 0xFF00 ($0) $0, OxFF04 ($0) addi $t4, $t4, 4 beq $t4, St2, done j start SW # $t5 = address of allophone # $t5 allophone # A6:1 = allophone # ALD = 0 to initiate speech # increment array index # last allophone in array? # repeat done