Renesas M32R/ECU Series User Manual page 827

Appendix 4
Appendix 4.12.2 Processing Pins when Not Using JTAG
The following shows how the pins on the chip should be processed when not using JTAG tools.
Note: • Only if the JTRST pin is firmly tied to ground, the JTDO, JTDI, JTMS and JTCLK pins can be processed
by either pullup or pulldown.
Figure 4.12.3 Processing Pins when Not Using JTAG (for 240QFP)
Note: • Only if the JTRST pin is firmly tied to ground, the JTDO, JTDI, JTMS and JTCLK pins can be processed
by either pullup or pulldown.
Figure 4.12.4 Processing Pins when Not Using JTAG (for 255FBGA)
Appendix 4.12 Precautions about JTAG
M32R/ECU
0–100KΩ
JTDO
0–100KΩ
JTDI
0–100KΩ
JTMS
0–100KΩ
JTCK
JTRST
0–100KΩ
User board
0–100KΩ
0–100KΩ
0–100KΩ
0–100KΩ
(OPEN)
(OPEN)
(OPEN)
(OPEN)
(OPEN)
Appendix 4-22
SUMMARY OF PRECAUTIONS
VCCE(5V)
32180 Group User's Manual (Rev. 1.0)