RH850/F1Kx, RH850/F1K Series Hardware Design Guide
R01AN3841ED0110 Rev. 1.10 Page 54 of 108
August 8, 2019
2. Minimum External Components
The RH850/F1Kx series requires a certain number of external connections and components for a proper operation in
normal operating mode. The components are shown in different categories depending on the device operation and the
use case.
2.1 Minimum External Components of RH850/F1KM-S1
Figure 22: Minimum external components of RH850/F1KM-S1 in normal operating mode
Note: The debug interface connections shown covers Nexus, LPD (1 pin) and LPD (4 pins). For details of the single
debug connection, see Chapter 8, Development Tool Interface for the corresponding debug interface. For details
of other external components, see their related chapters.
ISOVC L
Port
REGVCC AWOV CL
ADCA0
AD0
A0VREF
C6
C13
REGVCC
C10C16 C15
X1
X2
RESET
FLMD0
P10_8/FLMD1
DCUTRS T
DCUTDI
DCUTDO
DC UCL K
DCURDY
DC U T MS
EVCC
C14
EVCC
D e bug
VDD
REG
Logic
Logic Fla sh
REG
REG
C1
Q1
C2
R2
R3
R4
R5
Cor e
C5
R6
EV TO
EVCC
R7
R8
EVCC
Port
C11
EVCC
C12
EVCC