M16C28 Datasheet, PDF (346/423 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/Tiny SERIES

M16C/28 Group (M16C/28, M16C/28B)
18. Flash Memory Version
TxD output
Monitor output
RxD input
Microcomputer
SCLK
TxD
BUSY
RxD
(1)
P86(CE)
(1)
P16
CNVss
P85(RP)
(1)
(1) In this example, a selector controls the input voltage applied to CNVss to switch
between single-chip mode and standard serial I/O mode.
NOTES:
1. Set the following, either or both.
- Connect the CE pin to Vcc
- Connect the RP pin to Vss and the P16 pin to Vcc
Figure 18.19 Circuit Application in Standard Serial I/O Mode 2
Rev. 2.00 Jan. 31, 2007 ^{page 326} of 385
REJ09B0047-0200