Onkyo TX-SA705 Service Manual page 133

MICROPROCESSOR TERMINAL DESCRIPTIONS -1
Q2001: M3087BFKBGP
Pin No. Pin Name
SRTXD
1
2 SRRST
3 FANCTRL
4 CECIN
5 XMTXD
6 XMRXD
7 XMRST
8 ~KEYINT0
9 RDSCLK
10 RDSSDI
11 ~STEREO
~SD
12
13 ---
14 ~VMUT
15 BYTE
16 CNVss
17 XMANT
18 XMLINK
19 ~RESET
Xout
20
21 Vss
22 Xin
23 Vcc
24 ~NMI
25 ~POFF
26 ~POFF2
27 ~KEYINT1
CECTRG
28
29 CECOUT
30 Z2VOLCLK
31 Z2VOLDAT
32 ---
33 VSPRDY
34 ~VSPRST
35 VSPREQ
VSPSCL
36
37 VSPSDA
38 RS232TxD/FTxD
39 Vcc
40 RS232RxD/FRxD
41 Vss
42 FCLK
43 FBUSY
ETHERTX
44
45 ETHERRX
46 ETHERRST
47 SEC1H
48 ROMCS
49 ROMSDI
50 ROMSDO
I/O Act.
H SIRIUS UART data output
O
O H SIRIUS IC reset
O D/A Fan control
H CEC input
I
O H XM UART data output
I H XM UART data input
L
O XM IC reset
I L KEY Interrupt input
CLK RDS serial clock input
I
I H RDS serial data input
I L FM STEREO detect
L FM Tuned detect
I
O L No Use
O L Video Mute
--- Connect to Vss
I
I --- Connect to Vss
L XM IC 3B/4A input
I
I H XM IC 3B/4A input
I L Reset input
CLK Oscillator output
O
I --- GND
I CLK Oscillator input
--- Power supply
I
I L Connect to Vcc
L POFF input
I
I L POFF input
I L KEY Interrupt input
H CEC trigger input
I
O H CEC output
O H Clock output to Zone2 Volume IC
H Data output to Zone2 Volume IC
O
O H No use
H Request input from Hudson FLI8125
I/O
O L Hudson FLI8125 reset output
O H Request output from Hudson FLI8125
H Hudson FLI8125 I2C clock output
I/O
I/O H Hudson FLI8125 I2C data input/output
O H RS232 data output/Flash rewriter pin
H Power supply
I
I H RS232 data input/Flash rewriter pin
H GND
I
O H Flash rewriter pin
O H Flash rewriter pin
H ETHERNET data output
O
I H ETHERNET data input
O H ETHERNET reset output
H Power Supply Voltage control
O
O L EEPROM chip select
I H EEPROM data input
H
O EEPROM data output
TX-SR705/SA705
Description