Denon AVC-A1XV Service Manual page 43

M30620FCPGP (IC302)
M30620FCPGP Terminal Function
PIn PIn Name Symbol
1 P94/TB4 DSP CSZ
2 P93/TB3
3 P92/SOUT3
4 P91/SIN3
5 P90/CLK3
6 BYTE
7 CNVCS CNVSS
8 P87
9 P86
10 RESET ZRESET
11 XOUT
12 VSS
13 XIN
14 VCC
15 P85/NMI
16 P84/INT2
17 P83/INT1 ACKZIMO
18 P82/INT0 ZB.DOWN
19 P81
20 P80
21 P77
22 P76 DSPREQ4Z
23 P75
24 P74
25 P73/CTS2
26 P72/CLK2
27 P71/RXD2
28 P70/TXD2
29 P67/TXD1 TxD.Z
30 P66/RXD1 RxD.Z
31 P65/CLK1
32 P64/CTS1
33 P63/TXD0 ZOMI
DIGITAL P.W.B.
I/O Type Det
O C -
NC O C -
NC O C -
NC O C -
NC O C -
BYTE - - -
- - -
NC O C -
NC O C -
I - -
X1 O - -
VSS - - -
X2 I - -
VCC - - -
_NMI I - -
INT8 I - E ↓ &L
I - E ↓ &L
I - Lv
NC I - -
NC I - -
NC I - -
I - -
NC I - -
NC I - -
NC O C -
NC I C -
NC I N -
NC O N -
O C -
I - Lv
NC I - -
NC O C -
O C -
Op Op
Res
(Int.) (Ext.)
- - Z PLD control for DSP chIp select
- - Z Not used
- - Z Not used
- - Z Not used
- - Z Not used
- - - GND (Ext. data bus bIt wIdth swItchIng, 16bIt: L)
- Ed - "SIngle-chIp/MIcro-processor mode swItchIng
(Normal sIngle-chIp: L, RewrIte boot program start:H Input set)"
- - Z Not used
- - Z Not used
- Eu L Reset Input (Reset: L)
- - - OscIllator connectIon
- - - GND
- - - OscIllator connectIon
- - - +5V
- - - Not used (FIxed to H)
- Eu Z DIR8 control pIn (LC89057W-E) ( ※ "Z"set: Operated from SUBμcom)
- Ed Z MAIN-ZONEμcom comm. control pIn
- Eu Z Power down detect (Power down: L)
- - Z Not used
- - Z Not used
- - Z Not used
- - Z PLD control for DSP(use wIth DSP READY)
- - Z Not used
- - Z Not used
- - Z Not used
- - Z Not used
- Eu Z Not used
- Eu Z Not used
- Ed Z Data transfer output to outsIde
- Ed Z Data receIve Input from outsIde
- Ed Z Not used
- - Z Not used
- Ed Z MAIN-ZONEμcom comm. control pIn
43
AVR-5805/AVC-A1XV
FUNCTION