In the description of LDQ, "the memory locations $20, and $21 in the current Base-Page contained $AB and $CD, respectively, then..." should be "the memory locations $12 and $13 in the current Base-Page contained $CD and $AB, respectively, then..."
Both the addresses and the values need to change to match the rest of the example.
In the description of LDQ, "the memory locations $20, and $21 in the current Base-Page contained $AB and $CD, respectively, then..." should be "the memory locations $12 and $13 in the current Base-Page contained $CD and $AB, respectively, then..."
Both the addresses and the values need to change to match the rest of the example.