Hitachi H8S/2646 Hardware Manual page 312

Table 9-27 MOS Input Pull-Up States (Port E)
Modes
7
4 to 6 8-bit bus
16-bit bus
Legend:
OFF: MOS input pull-up is always off.
ON/OFF: On when PEDDR = 0, PEPCR = 1, and the pin is not used as a segment driver;
otherwise off.
280
Hardware
Reset Standby Mode
OFF OFF
Software In Other
Standby Mode Operations
ON/OFF ON/OFF
OFF OFF