Denon S-101 Service Manual page 16

M30627FHPGP (IC202: 1U-3694)
PIN Port Port
NO Function setting
1 VREF I
2 AVcc I
3 SIN4 O
4 SOUT4 SO
5 CLK4 SO
6 P94 I
7 P93 I
8 SOUT3 SO
9 SIN3 SI
10 CLK3 O
11 P141 O
12 P140 O
13 BYTE
14 CNVSS
15 P87 O
16 P86 O
17 /RESET
18 XOUT
19 VSS
20 XIN
21 VCC1
22 /NMI
23 /INT2 INT
24 /INT1 INT
25 /INT0 I
26 TA4IN I
27 P80 O
28 P77 O
29 P76 O
30 P75 I
31 P74 I
Port Name
VREF Reference Voltage Input for A/D converter
AVcc Positive power
FL_CS Chip Enable output to FLD
FL_DA Serial Data output to FLD
FL_CK Serial Clock output to FLD
BUSY1 Interrupt request from DSP
ACK1 Interrupt request from DSP
DSPMOSI Serial Data output to DSP
DSPMISO Serial Data input from DSP
DSPSPICLK Serial Clock output to DSP
DSPSPICS Chip Enable output to DSP
FL_RST Reset output to FLD
GND
Select input of Flash rom write Mode
3811CLK Serial Clock output to BD3811
3811DATA Serial Data output to BD3811
Reset input
Xtal output
GND
Xtal input
Positive power
Positive power
PROTECT Protect Signal input
ESS CS(OP_CE) Chip Enable input from ESS
DIR INT1 Interrupt request from DIR
50/60 50Hz/60Hz AC Input
NC(L:Output) Not Used: N. C.
NC(L:Output) Not Used: N. C.
NC(L:Output) Not Used: N. C.
VOL JOG-B VOL encoder Pulse-B input
VOL JOG-A VOL encoder Pulse-A input
Explanation
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S-101