Kenwood TS-990S Service Manual page 63

Pin No. Name I/O
SCP_AD
17 I/O Address/Data bus for fl ash memory
7
18 GND - GND
19 VDDINT - Core power (1.2V)
20 GND - GND
21 VDDEXT - External power (3.3V)
22 GND - GND
23 VDDINT - Core power (1.2V)
SCP_AD
24 I/O Address/Data bus for fl ash memory
6
SCP_AD
25 I/O Address/Data bus for fl ash memory
5
SCP_AD
26 I/O Address/Data bus for fl ash memory
4
27 VDDINT - Core power (1.2V)
28 GND - GND
SCP_AD
29 I/O Address/Data bus for fl ash memory
3
SCP_AD
30 I/O Address/Data bus for fl ash memory
2
31 VDDEXT - External power (3.3V)
32 GND - GND
SCP_AD
33 I/O Address/Data bus for fl ash memory
1
SCP_AD
34 I/O Address/Data bus for fl ash memory
0
35 SCP_WR O Write enable for fl ash memory
36 VDDINT - Core power (1.2V)
37 VDDINT - Core power (1.2V)
38 GND - GND
39 SCP_RD O Output enable for fl ash memory
SCP_ Address latch enable for address de-
40 O
ALE coder
SCP_AD
41 O Address bus for fl ash memory
15
SCP_AD
42 O Address bus for fl ash memory
14
SCP_AD
43 O Address bus for fl ash memory
13
44 GND - GND
45 VDDEXT - External power (3.3V)
SCP_AD
46 O Address bus for fl ash memory
12
47 VDDINT - Core power (1.2V)
48 GND - GND
SCP_AD
49 O Address bus for fl ash memory
11
SCP_AD
50 O Address bus for fl ash memory
10
SCP_AD
51 O Address bus for fl ash memory
9
SEMICONDUCTOR DATA
Function Pin No. Name I/O
SCP_AD
52 O Address bus for fl ash memory
8
53 SCLK96K O Audio serial I/F (BICK)
54 VDDINT - Core power (1.2V)
55 GND - GND
LRCK
56 O Audio serial I/F (LRCK)
96K
MCLK
57 O Audio serial I/F (MCLK)
96K
58 GND - GND
59 VDDEXT - External power (3.3V)
60 VDDINT - Core power (1.2V)
61 GND - GND
62 SDTI0 I Band scope signal data input
Main RX and sub RX audio scope signal
63 SDTI1 I
input
64 SCSOMI I Serial data input from application MCU
65 SCSIMO O Serial data output to application MCU
66 VDDINT - Core power (1.2V)
67 GND - GND
68 VDDINT - Core power (1.2V)
69 GND - GND
70 SCCLK O Serial clock output to application MCU
Serial chip select output to application
71 SCCSO O
MCU
72 VDDINT - Core power (1.2V)
73 VDDEXT - External power (3.3V)
74 GND - GND
75 VDDINT - Core power (1.2V)
76 GND - GND
77 NC - No connection
78 NC - No connection
TX ON/OFF
79 TXC I
H: TX ON
Discriminate DSP
80 SCP I
H: Scope DSP/ L: TXMRX DSP
SC-
81 WST2/ O Flash writing status
BERD
Status of scope DSP
82 SCDHLT O
H: Normal
83 VDDINT - Core power (1.2V)
84 GND - GND
85 GND - GND
86 STPTRG I Band scope sweep timing (1 step)
87 SPSYNC I Band scope sweep timing (1 frame)
SC-
88 WST1/ O Flash writing status
BERC
TS-990S
Function
63