MICROPROCESSOR TERMINAL DESCRIPTIONS -1
TX-NR905/NA905
Q7001: M3087BFLBGP
SIRIUS UART data output
SIRIUS IC reset
Fan control
CEC input
XM UART data output
XM UART data input
XM IC reset
XM IC 3B/4A input
RDS serial clock input
RDS serial data input
FM STEREO detect
FM tuned detect
XM/(HD Radio) DAC reset control
(HD Radio reset control)
Connect to Vss
Connect to Vss
NET BOOT mode output
NET Status input
Reset input
Oscillator output
GND
Oscillator input
Power supply
Connect to Vcc
POFF input
POFF input
Key interrupt input
CEC trigger input
CEC output
Clock output to Zone2/3 Volume IC
Data output to Zone2/3 Volume IC
3B/4A input from XM IC
Lock state output to HQV
HQV reset output
HQV boot mode select output
HQV UART data input
HQV UART data output
RS232 data output/Flash rewrite pin
Power supply
RS232 data input
GND
Flash rewrite pin
Flash rewrite pin
NET UART data output
NET UART data input
NET reset output
NET Resume data output
E2PROM chip select
E2PROM data input
E2PROM data output
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
Pin Name
Pin No.
I/O
Act.
Description
SRTXD
SRRST
FANCTRL
CECIN
XMTXD
XMRXD
~XMRST
XMANT
~RDSCLK
RDSSDI
~STEREO
~SD
~TUNDACRST
~HDRST
BYTE
CNVss
~NETBOOT
~NETSTATUS
~RESET
Xout
Vss
Xin
Vcc
~NMI
~POFF
~POFF2
~KEYINT
CECTRG
CECOUT
Z2VOLCLK
Z2VOLSDO
XMLNK
VDLOCK/VSPINT
~VSPRST
VSPBOOT/VSPREQ
VSPRxD/VSPSCL
VSPRxD/VSPSDA
RS232TxD/FTxD
Vcc
RS232RxD/FRxD
Vss
FCLK
FBUSY
NETTxD
NETRxD
~NETRST
~NETRESUME
~ROMCS
ROMSDI
ROMSDO
O
O
O
I
O
I
O
I
I
I
I
I
O
O
I
I
O
I
I
O
I
I
I
I
I
I
I
I
O
O
O
I
I/O
O
O
I/O
I/O
O
I
I
I
O
O
O
I
O
O
O
I
O
H
H
D/A
H
H
H
L
L
CLK
H
L
L
L
L
---
---
L
L
L
CLK
---
CLK
---
L
L
L
L
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
L
L
L
H
H
