Renesas RH850/F1Kx Series Hardware Design Guide

RH850/F1Kx, RH850/F1K Series Hardware Design Guide
R01AN3841ED0110 Rev. 1.10 Page 81 of 108
August 8, 2019
4.4.4 Recommended Connection of Unused Pins for RH850/F1KH-D8
Table 64: Recommended connection of unused pins for RH850/F1KH-D8
Pin
Recommended Connection of Unused Pin
A0VREF, A1VREF
Connect to EVCC or BVCC
A0VSS, A1VSS
Connect to EVSS or BVSS
RESET Connect to EVCC or BVCC via a resistor
X1
Connect to AWOVSS via a resistor
X2
Leave open
XT1
Connect to REGnVCC or AWOVSS via a
resistor
Note3
(bit 0 of IPIBC0 = 1) or connected to
AWOVSS (bit 0 of IPIBC0 = 0)
IP0_0/XT2
Connect to REGnVCC or AWOVSS via a
resistor
Note3
(bit 0 of IPIBC0 = 1) or
leave open (IPIBC0.0 bit = 0)
P0
P1
P2
P3
P8 (excluding P8_6)
P9
P20
P23
Input state
- Leave open (PIBCn_m = 0 and PMCn_m = 0)
- Connect to EVCC or EVSS via resistor (PIBCn_m
= 1 and PMCn_m = 1)
Output state
- Leave open
P8_6
Input state
- Leave open (PIBCn_m = 0 and PMCn_m = 0)
- Connect to EVSS via resistor (PIBCn_m = 1 and
PMCn_m = 1)
Output state
- Leave open
P10 (excluding P10_1, P10_2, P10_6 and P10_8)
P11
P12
P13
P18
P19
P21
P22
P24
Input state
- Leave open (PIBCn_m = 0 and PMCn_m = 0)
- Connect to BVCC or BVSS via resistor (PIBCn_m
= 1 and PMCn_m = 1)
Output state
- Leave open
P10_1
P10_2
P10_6
P10_8
Input state
- Leave open (PIBCn_m = 0 and PMCn_m = 0)
- Connect to EVSS via resistor (PIBCn_m = 1 and
PMCn_m = 1)
Output state
- Leave open

Renesas RH850/F1Kx Series Specifications

General

Brand	Renesas
Model	RH850/F1Kx Series
Category	Computer Hardware
Language	English