UM026704-0816
22
S3F80QB Development Kit
User Manual
Appendix A. Schematic Diagrams
Figures 21 and 22 present schematic diagrams of the S3F80QB Development Board.
Figure 21. S3F80QB Development Board Schematic Diagram, #1 of 2
CURR MSR
IR TX IN
1-2 LOW
2-3 HIGH
1-2 BUZZ
2-3 IR RX IN
S3 PGM
J5
J4
VDD
TEST
XIN
GND
XOUT
SCLK
VDD
SDAT
TEST
RST-
VCC_T
RST-
P_0-7
P_0-5
P_0-6
P_0-4
P_3-1
P_3-0
P_2-6
P_2-5
P_2-2
P_2-3
P_2-4
P_2-1
P_2-0
XOUT
XIN
RST-
P_3-4
P_3-5
P_2-7
P_1-0
P_3-2
P_3-3
P_4-7
P_1-1
P_1-2
P_1-3
P_4-0
P_4-1
P_4-2
P_4-3
P_0-3
P_0-2
SCLK
SDAT
P_4-4
P_4-5
P_4-6
P_1-7
P_1-6
P_1-5
P_1-4
P_0-4
P_0-5
P_0-6
P_0-7
P_1-1
P_1-2
P_1-3
P_3-1
P_3-0
P_2-7
P_2-5
P_2-6
P_2-4
P_2-2
P_2-1
P_2-0
P_1-0
VCC_T
VCC_T
VCC_T
VCC_T
VCC_T
VCC_T
S3_SSN
S3_SI
S3_SCK
S3_SO
SW6
B3U-1000P
1
2
D9
YELL
2
1
J5
HDR/PIN 1x24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
SW5
B3U-1000P
1
2
D8
RED
2
1
C1
0.1uF
R24
33.2
J10
1
2
3
D7
GREEN
2
1
R15
470
D5
TSAL6200
2
1
SW4
B3U-1000P
1
2
R11
100 ohm
R14
470
Q1
MMSS8550
1
2
3
SW3
B3U-1000P
1
2
C2
0.1uF
R25
33.2
SW1
B3U-1000P
1
2
R13
470
SW2
B3U-1000P
1
2
1
2
3
4
U1
S3F80PB-44QFP
P2.3/INT8
1
P2.4/INT9
2
P3.0/T0PWM/T0CAP
3
P3.1/REM
4
VDD
5
VSS
6
Xout
7
Xin
8
TEST
9
P2.5/INT9
10
P2.6/INT9
11
RESET
12
P3.4
13
P3.5
14
P2.7/INT9
15
P1.0
16
P3.2/T0CK
17
P3.3/T1CAP/T2CAP
18
P4.7
19
P1.1
20
P1.2
21
P1.3
22
P1.4
23
P1.5
24
P1.6
25
P1.7
26
P4.6
27
P4.5
28
P4.4
29
P0.0/INT0/SDAT
30
P0.1/INT1/SCLK
31
P0.2/INT2
32
P0.3/INT3
33
P0.4/INT4
34
P0.5/INT4
35
P0.6/INT4
36
P0.7/INT4
37
P4.3
38
P4.2
39
P4.1
40
P4.0
41
P2.0/INT5
42
P2.1/INT6
43
P2.2/INT7
44
J7
1
Ci
rc
u
it
D2
TSOP31238
GND
1
VCC
2
OUT
3
J6
HDR/PIN 2x5
1
2
3
4
5
6
7
8
9
10
D6
TSAL6200
2
1
SW17
B3U-1000P
1
2
SW16
B3U-1000P
1
2
SH5
shunt
SW15
B3U-1000P
1
2
R2
10K
SH4
shunt
SW14
B3U-1000P
1
2
R7
100K
Q3
MMSS8050
3
1
2
Y1
8 MHZ
SW13
B3U-1000P
1
2
J4
HDR/PIN 1x24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
R8
100K
J8
1
R5
470
SW12
B3U-1000P
1
2
J9
1
2
3
SW11
B3U-1000P
1
2
D1
LL4148
2
1
SW10
B3U-1000P
1
2
R10
5.6
SW9
B3U-1000P
1
2
R3
33.2
D4
TSAL6200
2
1
R9
5.6
U2
CEM1206S
+
1
-
2
SW8
B3U-1000P
1
2
C3
1uF
R12
270 ohm
Q2
MMSS8050
3
1
2
R4
1 ohm
SW7
B3U-1000P
1
2
R6
1 ohm
D3
TSAL6200
2
1