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Section 4 User System Interface Circuits
Rev. 2.00 Sep. 08, 2008 Page 19 of 30
REJ10J1868-0200
Section 4 User System Interface Circuits
The following user system interface circuits are required to use the emulator with the user system
interface board.
MCU
User system
Sub-MCU
SN74CB3Q3306A
PJ2, PJ3
PK2-PK7
PO16-PO23
PO24-PO31
PD0-PD7
PE0-PE7
PD0-PD7 (PJ0-PJ7)
PE0-PE7 (PK0-PK7)
SN74CBTLV3257
47 kΩ
Vcc
PJ0
PJ1
PJ4
PJ5
PJ6
PJ7
PK0
PK1
SN74CB3Q3306A
TIOCA6
TIOCB6
TIOCA7
TIOCB7
TIOCA8
TIOCB8
TIOCA9
TIOCB9
Figure 12 User System Interface Circuit (1)