R0E00008AKCE00EP52 Datasheet, PDF (10/43 Pages) Renesas Technology Corp – Microcomputer Development Environment System

E8a Emulator
4. Examples of Pin Handling for Connecting the E8a
Vcc
Vcc
SCLK
RxD
TxD
BUSY
EPM
CE
Vcc Vcc
Pulled up at 4.7kΩ or more
P65 [*1]
P66
P67
P64 [*1]
P55 [*1]
P50 [*1]
MCU
CNVss
Vcc
CNVss
RESET#
User
*
logic
RESET#
Vss
Pulled up at
4.7kΩ or more
Pulled down at
4.7kΩ or more
E8a Connecting
Connector
*: Open-collector buffer
User system
Figure 4.1 Example of an E8a Connection
(Single Power Supply and Single-chip Mode, MCUs Other Than R32C/160 and R32C/161)
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 “(2) EPM# and CE# pins” on page 15.
REJ10J1877-0201 Rev.2.01 Jun. 26, 2009
Page 10 of 43