CHAPTER 2 PIN FUNCTIONS
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User’s Manual U14492EJ3V0UD
(20) V
DD5
(Power supply)
This is the positive power supply pin for the peripheral interface.
(21) V
SS5
(Ground)
This is the ground pin for the peripheral interface.
(22) V
DD3
(Power supply)
This is the positive power supply pin for the internal CPU.
(23) V
SS3
(Ground)
This is the ground pin for the internal CPU.
(24) CLK_DBG (Debug clock) … Input
This is the clock input pin for the debug interface (3.3 V interface).
(25) SYNC (Debug synchronization) … Input
This is the command synchronization input pin for debugging (3.3 V interface).
(26) AD0_DBG to AD3_DBG (Debug address/data bus) … I/O
These are command interface pins for debugging (3.3 V interface).
(27) TRIG_DBG (Debug trigger) … Output
This is the address match trigger signal output pin for debugging (3.3 V interface).
(28) AV
DD
(Analog power supply)
This is the analog positive power supply pin for the A/D converter.
(29) AV
SS
(Analog ground)
This is the ground pin for the A/D converter.
(30) AV
REF0
, AV
REF1
(Analog reference voltage) … Input
These are the reference voltage supply pins for the A/D converter.
Содержание V850E/IA1 mPD703116
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