7733 datasheet(864/940 Pages) RENESAS

864 / 940 page

RESET

7736 Group User’s Manual

13–2

Concerning chapter “RESET,” the 7736 Group differs from the 7733 Group in the following section.

Therefore, only the differences are described in this chapter:

• “13.1 Hardware reset”

The following section of the 7736 Group is the same as that of the 7733 Group. Therefore, for this section,

refer to part 1:

• “13.2 Software reset” (page 13-12 in part 1)

13.1 Hardware reset

Concerning section “13.1 Hardware reset,” the 7736 Group differs from the 7733 Group in the following:

• Table 13.1.1

• Figure 13.1.6 for external bus mode B (Note)

The other description is the same as that of the 7733 Group. Therefore, refer to part 1:

• “13.1 Hardware reset” (page 13-2 in part 1)

Note: In external bus mode A, Figure 13.1.6 of the 7736 Group is the same as that of the 7733 Group.

13.1 Hardware reset

Mask ROM version

Built-in PROM

version

Pin CNVss’s level

Vss or Vcc

Vss

Pin state

Floating

“H” level is output.

Floating

“H” level is output.

Floating

•Floating when “H” level is applied

to both or one of pins P51 and P52

•“H” or “L” level is output when

“L” level is applied to both of pins

P51 and P52.

“H” level is output.

______

Table 13.1.1 Pin state while pin RESET is at “L” level

Pin (Port) name

P0 to P10

_ ____

E/RDE

P0 to P10

_ ____

E/RDE

P0, P1, P3 to P10

_ ____

E/RDE

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