Denon S-301 Service Manual page 42

M30627FHPGP (IC202: 1U-3694)
PIN Port Port
NO Function setting
1 VREF
2 AVcc
3 SIN4 O
4 SOUT4 SO
5 CLK4 SO
6 P94
7 P93
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
26 TA4IN
Port Name
I VREF
I AVcc
FL_CS
FL_DA
FL_CK
I BUSY1
I ACK1
DSPMOSI
DSPMISO
DSPSPICLK
DSPSPICS
FL_RST
3811CLK
3811DATA
PROTECT
ESS CS(OP_CE)
I DIR INT1
I 50/60
Reference Voltage Input for A/D converter
Positive power
Chip Enable output to FLD
Serial Data output to FLD
Serial Clock output to FLD
Interrupt request from DSP
Interrupt request from DSP
Serial Data output to DSP
Serial Data input from DSP
Serial Clock output to DSP
Chip Enable output to DSP
Reset output to FLD
GND
Select input of Flash rom write Mode
Serial Clock output to BD3811
Serial Data output to BD3811
Reset input
Xtal output
GND
Xtal input
Positive power
Positive power
Protect Signal input
Chip Enable input from ESS
Interrupt request from DIR
50Hz/60Hz AC Input
42
Explanation
S-301