M16C/62 Group DATASHEET

Programmable I/O PortMitsubishi microcomputersM16C / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTERPort control registerb7 b6 b5 b4 b3 b2 b1 b0Symbpl Address When resetPCR 03FF16 0016Bit symbolBit nameFunctionPCR0 Port P1 control register 0 : When input port, read portinput level. When output port,read the contents of port P1register.1 : Read the contents of port P1register though input/outputport.R WNothing is assigned.In an attempt to write to these bits, write “0”. The value, if read, turnsout to be “0”.Figure 1.23.9. Port control register174