UPD784938 Datasheet, PDF (675/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 28 µPD78F4938 PROGRAMMING
28.2.3 Connecting Flashpro II or Flashpro III
The connection between the Flashpro II or Flashpro III and the µPD78F4938 differs with the communication mode (3-
wire serial I/O or UART). Figures 28-3 and 28-4 are the connection diagrams in each case.
Figure 28-3. Flashpro II and Flashpro III Connection in 3-Wire Serial I/O Mode
Flashpro II or Flashpro III
VPP
VDD
RESET
SCK
SO
SI
VSS
µ PD78F4938
VPP
VDD
RESET
SCK
SI
SO
VSS
Figure 28-4. Flashpro II and Flashpro III Connection in UART Mode
Flashpro II or Flashpro III
VPP
VDD
RESET
SO
SI
VSS
µPD78F4938
VPP
VDD
RESET
RxD
TxD
VSS
Preliminary User’s Manual U13987EJ1V0UM00
675