Mitsubishi Electric M32R Series User Manual page 739

Mitsubishi 32-bit risc single-chip microcomputers

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(2) When Bus Mode Control Register = 1

External read/write operations are performed using the address bus, data bus, and signals CS0,

CS1, RD, BHE, BLE, WAIT, and WR.

Note 1 : Hi-Z denotes a high-impedance state.

Note 2 : BCLK is not output.

Figure 16.3.8 Internal Bus Access during Bus Free State

16.3 Typical Operation of the Wait Controller

Bus-free state

internal bus access

WAIT CONTROLLER