Sony STR-DA5000ES - Page 105

105
STR-DA5000ES
• DIGITAL BOARD IC2701 TMP87C447U-1F23 (SUB SYSTEM CONTROLLER)
Pin No. Pin Name I/O Description
1 STAT0 O M-BUS status output to the main system controller
2CARRIER-OUT O SIRCS signal on/off signal output terminal
3 FLASH — Not used (Connected to VDD)
4MBUS — Not used (Connected to VDD)
5 CTRL-LATCH I Serial data latch pulse input from the main system controller
6, 7 — — Not used (open)
8 SIRSTS — Not used (Connected to VDD)
9——Not used (open)
10 SIRCS-INPUT I SIRCS signal input terminal
11 A1-OUT O Sircs signal output for CONTROL A1 II
12 A1-IN I Sircs signal input for CONTROL A1 II
13 GND — Ground terminal
14 RESET I
System reset signal input from the reset signal generator “L”: reset
15 XIN I Main system clock input terminal (7.28 MHz)
16 XOUT O Main system clock output terminal (7.28 MHz)
17 GND — Ground terminal
18 VDD — Power supply terminal (+5V)
19 RESETC O Reset signal output to the main system controller
20 RESETN O Not used (open)
21 OUTHI1 O Not used (open)
22 OUTLO1 O Not used (open)
23 OUTHI2 O Model distination signal output terminal
24 OUTLO2 O Model distination signal output terminal
25 ENDFLG I End flag input from the main system controller
26 UARTIN I Serial data input from the RS-232C
27 to 32 — — Not used (open)
33 SIRCS-OUT O SIRCS signal output terminal
34 to 36 — — Not used (open)
37 MBUS_TV — Not used (Connected to ground)
38 MBUS_V2 — Not used (Connected to ground)
39 MBUS_V1 — Not used (Connected to ground)
40 VDD — Power supply terminal (+5V)
41 STAT4 O M-BUS status output to the main system controller
42 STAT3 O M-BUS status output to the main system controller
43 STAT2 O M-BUS status output to the main system controller
44 STAT1 O M-BUS status output to the main system controller