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M38B71M1 Datasheet(PDF) 79 Page - Renesas Technology Corp

Part No. M38B71M1
Description  SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
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Maker  RENESAS [Renesas Technology Corp]
Homepage  http://www.renesas.com
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M38B71M1 Datasheet(HTML) 79 Page - Renesas Technology Corp

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78
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.
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.
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.
Input “H” or “L”, or keep them open.
Input “H” or “L”, or keep them open.
Input “H” or “L”, 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)
Pin
Name
Input
Input
Input
Output
Input
Input
Input
I/O
Input
Input
Input
Input
Input
Input
Input
Input
Input
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


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