H8S, H8SX Family E10A-USB Emulator
Section 1 Connecting the Emulator with the User System
R20UT0271EJ0100 Rev. 1.00
Page 6 of 20
May 13, 2011
Notes: 1. The emulator uses on-chip emulator pins ETCK, ETRST#, ETDO, ETMS, and ETDI.
Pull up the emulator and MCU pins and connect them to the user system connector.
User system
connector
4.7 k
MCU
Pins 1, 2,
3
, 5, and 6
Vcc
Figure 1.4 Connection of Emulator and the MCU
2. If the emulator is connected to the user system, pull up pin EMLE of the MCU, and
when the emulator is not connected to the user system, ground the EMLE.
The emulator is connected
to the user system:
EMLE
Vcc
4.7 k
Ω
The emulator is not connected to
the user system:
EMLE
MCU
MCU
Figure 1.5 EMLE Pin and Emulator
