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QB-RL78D1A2 In-Circuit Emulator
- Port
Port function is emulated by FPGA and additional Level Shifter.
Following devices are used.
Level Shifter: UPD7886, SN74LVC1T45
QB-RL78D1A2 does not support the function of changing pin input mode by PIMx register.
PIN
P122
P80-P87,P90-P97
Others
- A/D Converter
A/D Converter function is emulated by FPGA and additional ADC device.
Following devices are used:
ADC: ADC10664
Selector: PI5A4684
MUX: ADG706
OPAMP: AD8034
R20UT3110EJ0101 Rev.1.01
Nov 28, 2014
Table A-1. Characteristics of PORT
INPUT
SN74LVC1T45
UPD7886
UPD7886
Figure A-2. A/D Block diagram
OUTPUT
-
UPA679TB
UPD7886
APPENDIX A
Etc.
P122:
Pull-Down(1M ohm)
For Stepper Motor
P124,RESET,
P20-P27,P150-P152：
Pull-Down(1M ohm)
P137:Input only
P130:output only
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