R0E00008AKCE00EP52 Datasheet, PDF (12/43 Pages) Renesas Technology Corp – Microcomputer Development Environment System

E8a Emulator
4. Examples of Pin Handling for Connecting the E8a
Vcc1 Vcc1 Vcc1
Vcc
SCLK
RxD
TxD
BUSY
EPM
CE _{Pulled up at}
4.7kΩ or more
Vcc2
Pulled up at
4.7kΩ or more
P65 [*1]
P66
P67
P64 [*1]
P55 [*1]
P50 [*1]
MCU
CNVss
Vcc1
CNVss
RESET#
Vss
User
*
logic
Pulled up at
4.7kΩ or more
RESET#
Pulled down at
4.7kΩ or more
E8a Connecting
Connector
*: Open-collector buffer
User system
Figure 4.3 Example of an E8a Connection
(Dual Power Supply and Single-chip Mode, R32C/111 (100-pin) Only)
Note
[*1] For details on setting pins P64 and P65, refer to “(1) SCLK, RxD, TxD and BUSY pins” on page 14.
For details on setting pins P50 and P55, refer to “(1) EPM# and CE# pins” on page 15.
REJ10J1877-0201 Rev.2.01 Jun. 26, 2009
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