Pin Function - Denon S-81 Service Manual

M3062LFGPGP (IC103 : 1U-3761)

PIN FUNCTION

Pin
Port Name
No.
1 F.AUX_IN
2 FL_RESET
3 FLDA
4 NC
5 FLCK
6 BYTE
7 CNVSS
8 NC
9 NC
10 RESET
11 XOUT
12 VSS
13 XIN
14 VCC1
15 NMI
16 /PROTECT
17 REQS
18 /IPOD_PROTECT
19 50/60
I/O Initial
I - F.AUX connected/disconnected detection input (H : Connected)
O L Reset output to driver built into FL display tube
SO L Serial data output to driver built into FL display tube
O L Not used
CLK L Serial clock output to driver built into FL display tube
I - External data bus width switching input (GND : Single chip mode)
I - Processor mode switching input (GND : Single chip mode, PULL DOWN)
O L Not used
O L Not used
I - Reset input
O - Oscillator output (16MHz)
- - GND
I - Oscillator input (16MHz)
- - Power supply
INT - Not used (PULL UP)
INT - Speaker and driver IC error detection input
INT - Communications request input from CD microprocessor
I - i-Pod supply power error detection input
I - Supply power pulse input (50Hz / 60Hz)
Function
20
S-81/S-81DAB