TS-990S
62
SEMICONDUCTOR DATA
Pin No.
Name I/O Function
6 SRESET I Reset
7 XOUT O X'tal output
8 VSS - GND
9 XIN I X'tal input
10 VCC - 3.3V power
11 NC - No connection
12 NC - No connection
13 SCDRES O
Reset for scope DSP
L: Reset
14 STPTRG O Band scope sweep timing (1 step)
15 SPSYNC O Band scope sweep timing (1 frame)
16
SCD-
SOUT
O
Serial communication data output for
scope DSP
17 SCDCLK O
Serial communication clock output for
scope DSP
18 SCDSIN I
Serial communication data input from
scope DSP
19 NC - No connection
20 SCDSCS O
Serial communication chip select output
for scope DSP
21 NC - No connection
22 NC - No connection
23 SCDRET O Communication request to scope DSP
24 NC - No connection
25 NC - No connection
26 SCWST1 I Status1 of scope DSP fl ash writting
27 NC - No connection
28 NC - No connection
29 NC - No connection
30 TXC I
TX ON/OFF
H: TX ON
31 NC - No connection
32 NC - No connection
33 SCATT3 O 30dB attenuator control
34 SCATT2 O 20dB attenuator control
35 SCATT1 O 10dB attenuator control
36 SCATT0 O Attenuator control
37 NC - No connection
38 SCDREQ I Communication request from scope DSP
39 NC - No connection
40 NC - No connection
41 BKC I
Reduced voltage detection interrupt
L: Reduced voltage
42 SCFPRG I/O
Programming mode request from main
MCU
L: Programming mode
43 SCRXD I Received data from main MCU
44 SCTXD O Transmitted data for main MCU
Pin No.
Name I/O Function
45 SCCTS I
RTS signal input from main MCU
L: Communication permit
46 SCRTS O RTS signal output for main MCU
47 SCWST2 I Status 2 of scope DSP fl ash writting
48 NC - No connection
49 SCLCK O Serial clock for accessory unit
50 SCLDT O Serial data for accessory unit
51 SCDEN1 O DDS1 enable signal for accessory unit
52 SCDEN2 O DDS2 enable signal for accessory unit
53 SCDEN3 O DDS3 enable signal for accessory unit
54 SCPEN1 O PLL1 enable signal for accessory unit
55 SCPEN2 O PLL2 enable signal for accessory unit
56 SCPUL I
Un-lock detect from accessory unit
H: Lock
57 NC - No connection
58 SCDBT O Boot confi guration select to scope DSP
59 IFSEL1 O IF select 1 (main IF)
60 IFSEL2 O IF select 2 (11MHz sub IF)
61 IFSEL3 O IF select 3 (73MHz sub IF)
62 IFSEL4 O IF select 4 (for TX)
63 NC - No connection
64 NC - No connection
Scope DSP: (Control unit IC381)
Pin No.
Name I/O Function
1 VDDINT - Core power (1.2V)
2
CLK_
CFG0
I
Core to CLKIN raito control (GND con-
nect)
3
CLK_
CFG1
I
Core to CLKIN raito control (GND con-
nect)
4
BOOT_
CFG0
I Boot confi guration select (GND connect)
5 SCDBT I
Boot confi guration select from scope
MCU
6 GND - GND
7 VDDEXT - External power (3.3V)
8 GND - GND
9 VDDINT - Core power (1.2V)
10 GND - GND
11 VDDINT - Core power (1.2V)
12 GND - GND
13 VDDINT - Core power (1.2V)
14 GND - GND
15 SCDRET I
Communication request from scope
MCU
16
SC-
DREQ/
SCWST0
O
Communication request to scope MCU/
Flash writing status
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