Try adding this before the Read command. (after the conversion)

Code:
OWOUT DQ_Pin,1,[$CC, $B8, $00] ' Recall Memory page 0
From the datasheet ...
Recall Memory [B8hxxh]
This command recalls the stored values in EEPROM / SRAM page xxh to the scratchpad page xxh.
This command must proceed a Read SPxx command in order to read any page of memory on the DS2438.
hth,