Things To Be Considered After Reset Release - Mitsubishi Electric M32R Series User Manual

Mitsubishi 32-bit risc single-chip microcomputers

Table of Contents

7.4 Things To Be Considered after Reset Release

• Input/output ports

After reset release, the 32170's input/output ports are disabled against input in order to prevent

current from flowing through the port. To use any ports in input mode, enable them for input using

the Port Input Function Enable Register (PIEN) PIEN0 bit. For details, refer to Section 8.3, "Input/

Output Port Related Registers."