
E8a Emulator Section 5 Examples of E8a Connections
(4) In dual power supply and memory expansion mode
Figure 5.4 Example of an E8a Connection (Dual Power Supply and Memory Expansion Mode)
Notes:
1. For details on setting pins P64 and P65 refer to numbers 1 and 2 of “Points to Remember” on page 9.
2. The HOLD
signal cannot be used. Pull up P55 on the user system.
REJ10J1640-0400
Rev.4.00 Page 8 of 31
P66
P67
CNVss
RESET
Vcc1 Vcc1
Vcc1
User
logic
Vcc 1
*
User system
14-pin 2.54mm pitch connector
P55 [*2]
P50
M16C/62P
Vcc
SCLK
RxD
TxD
BUSY
EPM
CE
CNVss
RESET
Vss
Vcc2
Vcc2
Pulled up at
4.7k
or more
Pulled up at 4.7k
k
Pulled up at
4.7k
or more
Pulled up at 4.7k
or more
Pulled down at 4.7k
or more
*
: Open-collector buffer
P64 [*1]
P65 [*1]
Apr 30, 2010
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