38B7 datasheet(79/110 Pages) RENESAS

79 / 110 page

38B7 Group

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS

Supply 5 V ± 10 % to VCC and 0 V to VSS.

Connect to 5 V ± 10 % in read-only mode, connect to 11.7 V to 12.6 V in read/write mode.

Connect to VSS.

Connect a ceramic resonator between XIN and XOUT.

Connect to VSS.

Port P0 functions as 8-bit address input (A0–A7).

Port P1 functions as 8-bit address input (A8–A15).

Function as 8-bit data’s I/O pins (D0–D7).

Connect them to Vss through each resistor of 6.8 k

Ω.

___

P37, P36 and P33 function as the OE, CE and WE input pins respectively. P31 functions as

the A16 input pin. Connect P30 and P32 to VSS. Input “H” or “L” to P34, P35, or keep

them open.

Input “H” or “L”, or keep them open.

Connect P64 and P66 to VSS. Input “H” or “L” to P60–P63, P65, P67, or keep them

open.

Input “H” or “L”, or keep them open.

Keep this open.

Power supply

VPP input

Reset input

Clock input

Clock output

Analog supply input

Reference voltage input

Address input (A0–A7)

Address input (A8–A15)

Data I/O (D0–D7)

Control signal input

Input port P4

Input port P5

Input port P6

Input port P7

Input port P8

Input port P9

Input port PA

Input port PB

Pull-down power supply

Table 14 Pin description (flash memory parallel I/O mode)

Name

—

Input

Output

—

Input

I/O

Input

/Output

Functions

VCC, VSS

CNVSS

_____

RESET

XIN

XOUT

AVSS

VREF

P00–P07

P10–P17

P20–P27

P30–P37

P40–P47

P50–P57

P60–P67

P70–P77

P80–P83

P90–P97

PA0–PA7

PB0–PB6

VEE

38B7 Datasheet(PDF) 79 Page - Renesas Technology Corp

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