Denon MULTEQXT AVR-4306, Service Manual

Page: 25 / 135

25
AVR-4306/AVC-4320
83 P03/D3 INT1 I -
E
↓
L
- Ed Z DIR control pin (LC89057W-VF4-E)
84 P02/D2 DIRRST3 O C - - - Z DIR control pin (LC89057W-VF4-E)
85 P01/D1 DIRRST2 O C - - - Z DIR control pin (LC89057W-VF4-E)
86 P00/D0 DIRRST1 O C - - - Z DIR control pin (LC89057W-VF4-E)
87 P107/AN7 I/O POWER O C - - Eu Z POWER ON = "L" (After 10ms from DIGITAL POWER ON)
88 P106/AN6 DSPRST O C - - Ed Z DSP reset output pin (reset : L)
89 P105/AN5 DSPROMRST O C - - Ed Z Memory reset for DSP (reset : L)
90 P104/AN4 FLAG0 I - Lv - Ed Z DSP control pin (ADSP-21366)
91 P103/AN3 FLAG1 I - Lv - - Z DSP control pin (ADSP-21366)
92 P102/AN2 FLAG2 I - Lv - - Z DSP control pin (ADSP-21366)
93 P101/AN1 DSPICS O C - - - Z DSP control pin (ADSP-21366)
94 AVSS AVSS - - - - - - AD GND
95 P100/AN0 DSPOSCON O C - - - Z DSP OSC ON (DSP ON = "H" (After 20ms from DIGITAL POWER ON))
96 VREF VREF - - - - - - AD ref. +5V
97 AVCC AVCC - - - - - - AD +5V
98 P97/SIN4 DSPOSI I - Lv - Eu Z DSP control pin (ADSP-21366)
99 P96/SOUT4 DSPISO O C - - - Z DSP control pin (ADSP-21366)
100 P95/CLK4 DSPICLK O C - - - Z DSP control pin (ADSP-21366)
Pin
No.
Pin Name Symbol I/O Type Det
Op
(Int.)
Op
(Ext.)
Res FUNCTION
Note: Pin No. : Terminal number of microcomputer.
Port Name : The name entered in the data sheet of microcomputer.
Symbol
: Symbolized interface function.
I/O : Input or out of part.
“I” = Input port
“O” = Output port
Type : Composition of port in case of output port.
“C” = CMOS output
“N” = NMOS open drain output
“P” = PMOS open drain output
Op : Pull up/Pull down selection information.
“Iu” = Inner microcomputer pull up
“Id” = Inner microcomputer pull down
“Eu” = External microcomputer pull up
“Ed” = External microcomputer pull down
Det : Indicates judging state of input port. Level detection is “LV”; Edge detection is “Ed”; Detection by both shifting is “E&L”;
Serial data detection is “S” (Serial data output is also “S”).
Res : State at reset.
“H” = Outputs High Level at reset
“L” = Outputs Low Level at reset
“Z” = Becomes High impedance mode at reset
STBY : State of port when STANDBY mode.
“O/L” = Output port and “L”
“I”
= Input port
Stop : State of port when Stop mode.
“O/L” = Output port and “L”
“I”
= Input port