byte_offset       654 src/dps8/dps8_crdpun.c           int byte_offset   = nibble_index / 2;
byte_offset       662 src/dps8/dps8_crdpun.c               byte_buffer[byte_offset] |= nibble;
byte_offset       667 src/dps8/dps8_crdpun.c               byte_buffer[byte_offset] |= (nibble << 4);