upd78f0730 Renesas Electronics Corporation., upd78f0730 Datasheet - Page 471

• Manufacturer Part Number: upd78f0730
• Description: 8-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

V
and OCD1A/P31, or OCD0B/X2 and OCD1B/P32 are used can be selected.
SS
The
Caution The
Note Make pull-down resistor 470 Ω or more (10 kΩ: recommended).
Cautions 1. Input the clock from the OCD0A/X1 pin during on-chip debugging.
pins to communicate with the host machine via an on-chip debug emulator (QB-78K0MINI). Whether OCD0A/X1
µ
PD78F0730 uses the V
2. Control the OCD0A/X1 and OCD0B/X2 pins by externally pulling down the OCD1A/P31 pin.
evaluation. Do not use the on-chip debug function in products designated for mass production,
because the guaranteed number of rewritable times of the flash memory may be exceeded when
this function is used, and product reliability therefore cannot be guaranteed. NEC Electronics is
not liable for problems occurring when the on-chip debug function is used.
QB-78K0MINI target connector
µ
PD78F0730 has an on-chip debug function, which is provided for development and
Figure 20-1. Connection Example of QB-78K0MINI and
RESET_OUT
RESET_IN
FLMD0
GND
CHAPTER 20 ON-CHIP DEBUG FUNCTION
V
DD
X1
X2
DD
, FLMD0, RESET, OCD0A/X1 (or OCD1A/P31), OCD0B/X2 (or OCD1B/P32), and
(When OCD0A/X1 and OCD0B/X2 Are Used)
Preliminary User’s Manual U19014EJ1V0UD
Target reset
Note
Note
µ
PD78F0730
GND
OCD0B/X2
RESET
OCD0A/X1
V
P31
FLMD0
µ
DD
PD78F0730
471