M16C User Manual.pdf

ResetMitsubishi microcomputersM16C / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTER____________Table 1.6.1 shows the statuses of the other pins while the RESET pin level is “L”. Figures 1.6.3 and 1.6.4show the internal status of the microcomputer immediately after the reset is cancelled.____________Table 1.6.1. Pin status when RESET pin level is “L”StatusPin nameCNVSS = VSSBYTE = VSSCNVSS = VCCBYTE = VCCP0Input port (floating)Data input (floating)Data input (floating)P1Input port (floating)Data input (floating)Input port (floating)P2, P3, P40 to P43Input port (floating)Address output (undefined)Address output (undefined)P44Input port (floating)CS0 output (“H” level is output)CS0 output (“H” level is output)P45 to P47Input port (floating)Input port (floating)(pull-up resistor is on)Input port (floating)(pull-up resistor is on)P50Input port (floating)WR output (“H” level is output)WR output (“H” level is output)P51Input port (floating)BHE output (undefined)BHE output (undefined)P52Input port (floating)RD output (“H” level is output)RD output (“H” level is output)P53Input port (floating)BCLK outputBCLK outputP54Input port (floating)HLDA output (The output valuedepends on the input to theHOLD pin)HLDA output (The output valuedepends on the input to theHOLD pin)P55Input port (floating)HOLD input (floating)HOLD input (floating)P56Input port (floating)ALE output (“L” level is output)ALE output (“L” level is output)P57Input port (floating)RDY input (floating)RDY input (floating)P6, P7, P80 to P84,P86, P87, P9, P10Input port (floating)Input port (floating)Input port (floating)16