Appendix
AT89C5131A Starter Kit Hardware User Guide
4-17
4245A–USB–11/04
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
VSS
P0_1
P0_2
P0_3
P0_4
P0_5
P0_6
P0_7
P2_0
P2_1
P2_2
P2_3
P2_4
P2_5
P2_7
P2_6
ALE
_EA
_PSEN
P3_7
P3_6
P3_5
P3_4
P3_3
P3_2
AVDD
PLLF
AVSS
P4_0
P4_1
P1_7
P1_5
P1_4
P1_3
P1_1
P1_0
_RST
XTAL1
XTAL2
P3_0
P3_1
VDD
P0_0
VREF
D+
D-
_EA
P1_2
P1_6
P2_7
P2_1
P1_4
P2_6
_EA
P1_3
P1_2
ALE
P2_4
P1_1
P3_0
P4_0
P3_5
P4_1
P1_6
P1_5
XTAL1
P2_3
P1_7
P3_3
VDD
P2_0
D-
AVSS
P2_5
P2_2
P3_2
VREF
P0_0
_PSEN
P3_4
D+
PLLF
AVDD
P1_0
XTAL2
XTAL2
ECI
P1_2
XTAL1
ALE_L
LED0
P3_3
LED1
P3_5
LED2
P3_6
LED3
P3_7
Vss
_RST_SW
Vcc
Vss
XTAL1
P3_2
Vss
P3_1
_PSEN
P1_0
XTAL2_G
XTAL2
_RST_G
_RST
ALE_L
ALE
UCAP
UCAP
UCAP
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
P0_0
P0_1
P0_2
P0_3
P0_4
P0_5
P0_6
P0_7
P2_0
P2_1
P2_2
P2_3
P2_4
P2_5
P2_6
P2_7
ALE
_EA
_PSEN
P3_7
P3_6
P3_5
P3_4
P3_3
P3_2
VREF
D+
D-
AVDD
PLLF
AVSS
P4_0
P4_1
P1_7
P1_6
P1_5
P1_4
P1_3
P1_2
P1_1
P1_0
_RST
P3_0
P3_1
Vss
Vcc
XTAL1
_RST
XTAL2_G
_RST_G
Title
Size
Document Number
Rev
Date:
Sheet
of
1
1
.0.2
AT89C5131 Evab_2.0.0- CPU
A
34
Thursday, May 13, 2004
Title
Size
Document Number
Rev
Date:
Sheet
of
1
1
.0.2
AT89C5131 Evab_2.0.0- CPU
A
34
Thursday, May 13, 2004
Title
Size
Document Number
Rev
Date:
Sheet
of
1
1
.0.2
AT89C5131 Evab_2.0.0- CPU
A
34
Thursday, May 13, 2004
Not Mounted for v2.0.0
Closed for v2.0.0
Closed for v2.0.0
C14
10 nF
C14
10 nF
MR
1
VCC
2
GND
3
PFI
4
PFO
5
RST
7
RST
8
U2
MAX708SCSA
U2
MAX708SCSA
1
2
CT13
CONTACT
CT13
CONTACT
R13
1 K
R13
1 K
1
2
CT8
CONTACT
CT8
CONTACT
D7
LED RED
ALE
D7
LED RED
ALE
1
2
CT11
CONTACT
CT11
CONTACT
P2.0/A8/D8
56
P2.1/A9/D9
57
P2.2/A10/D10
58
P1.5/CEX2/KIN5/MISO
59
P1.6/CEX3/KIN6/SCK
60
P1.7/CEX4/KIN7/MOSI
61
P4.0/SCL
62
P4.1/SDA
63
P2.3/A11/D11
2
P2.4/A12/D12
3
P2.5/A13/D13
4
XTAL2
5
XTAL1
6
P2.6/A14/D14
7
P2.7/A15/D15
8
VDD
9
AVDD
10
UCAP
11
AVSS
12
P3.0/RxD
14
PLLF
19
D-
20
D+
21
VREF
22
UVSS
23
EA
24
ALE
25
PSEN
26
P3.1/TxD
27
P3.2/INT0
28
P3.3/INT1/LED0
29
P3.4/T0
30
P3.5/T1/LED1
31
nc11
34
P3.6/WR/LED2
35
P0.7/AD7/D7
36
P0.6/AD6/D6
37
P0.5/AD5/D5
38
P3.7/RD/LED3
39
P0.4/AD4/D4
40
VSS
42
P0.3/AD3/D3
43
RST
44
P0.2/AD2/D2
45
P0.1/AD1/D1
46
nc13
47
P0.0/AD0/D0
55
P1.4/CEX1/KIN4
54
P1.3/CEX0/KIN3
53
P1.2/ECI/KIN2
52
P1.1/T2EX/KIN1/SS
51
P1.0/T2/KIN0
50
nc16
64
nc1
1
nc15
49
nc14
48
nc12
41
nc10
33
nc9
32
nc7
18
nc6
17
nc5
16
nc4
15
nc3
13
U5
AT89C5131A-M_64
U5
AT89C5131A-M_64
C11
22 pF
C11
22 pF
C8
0.1 µF
C8
0.1 µF
C22
1µF
C22
1µF
1
2
J8
SYS CLK
J8
SYS CLK
Y1
CRYSTAL
Y1
CRYSTAL
1
2
J7
INT0
J7
INT0
1
2
CT14
CONTACT
CT14
CONTACT
C21
1 µF
C21
1 µF
C9
100 nF
C9
100 nF
1
2
CT9
CONTACT
CT9
CONTACT
C12
22 pF
C12
22 pF
R9
4.7 K
R9
4.7 K
1
2
J10
EA
J10
EA
D3
LED PWR GREEN
LED0
D3
LED PWR GREEN
LED0
SW3
RESET
SW3
RESET
SW5
INT0
SW5
INT0
R12
10 K
R12
10 K
D6
LED PWR GREEN
LED3
D6
LED PWR GREEN
LED3
C10
10 nF
C10
10 nF
1
2
CT10
CONTACT
CT10
CONTACT
C13
100 nF
C13
100 nF
P2.0/A8/D8
1
P2.1/A9/D9
2
P2.2/A10/D10
3
P1.5/CEX2/KIN5/MISO
4
P1.6/CEX3/KIN6/SCK
5
P1.7/CEX4/KIN7/MOSI
6
P4.0/SCL
7
P4.1/SDA
8
P2.3/A11/D11
9
P2.4/A12/D12
10
P2.5/A13/D13
11
XTAL2
12
XTAL1
13
P2.6/A14/D14
14
P2.7/A15/D15
15
VDD
16
AVDD
17
UCAP
18
AVSS
19
P3.0/RxD
20
PLLF
21
D-
22
D+
23
VREF
24
UVSS
25
EA
26
ALE
27
PSEN
28
P3.1/TxD
29
P3.2/INT0
30
P3.3/INT1/LED0
31
P3.4/T0
32
P3.5/T1/LED1
33
nc3
34
P3.6/WR/LED2
35
P0.7/AD7/D7
36
P0.6/AD6/D6
37
P0.5/AD5/D5
38
P3.7/RD/LED3
39
P0.4/AD4/D4
40
VSS
41
P0.3/AD3/D3
42
RST
43
P0.2/AD2/D2
44
P0.1/AD1/D1
45
nc4
46
P0.0/AD0/D0
52
P1.4/CEX1/KIN4
51
P1.3/CEX0/KIN3
50
P1.2/ECI/KIN2
49
P1.1/T2EX/KIN1/SS
48
P1.0/T2/KIN0
47
U3
AT89C5131_52
U3
AT89C5131_52
R10
2.2 K
R10
2.2 K
SW2
ISP Switch
SW2
ISP Switch
D5
LED PWR GREEN
LED2
D5
LED PWR GREEN
LED2
1
2
J9
PCA CLK
J9
PCA CLK
D4
LED PWR GREEN
LED1
D4
LED PWR GREEN
LED1
R11
10 K
R11
10 K
SW4
ISP
SW4
ISP