Renesas M34571T2-CPE - page 38

M34571T2-CPE User’s Manual 2. Setup
REJ10J0972-0100 Rev.1.00 February 10, 2006 Page 38 of 72
2.10.3 Specifications of the External Trace/Trigger Cable
Voltage input characteristics of external trace input and external trigger input are as follows.
Table 2.7 Input characteristics of the external trace cable
Item Symbol Min. Max.
Input voltage VIN 0V 5.5V
“H” level input voltage VIH 2.0V -
“L” level input voltage VIL - 0.8V
External trace input is latched in the timing shown in Figure 2.17, and external trigger input is latched in the timing shown in
Figure 2.18.
Figure 2.17 Latch timing of external trace input
Figure 2.18 Latch timing of external trace input
Instruction
Cycle
XIN
T1
NOP instruction
External trigger input
T2 T3 T1 T2 T3
NOP instruction
Instruction
Cycle
XIN
T1
NOP instruction
External trace input
T2 T3 T1 T2 T3
NOP instruction