HE><-CAN \/agcom06.25.pcb 

...Edition from Wenas

Not for Sale,  Self-made ONLY 

For print use no mirror, correct scale this image
37mm x 26mm

For print use no mirror, correct scale this image
37mm x 26mm

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&4$)

&4"-

8899

1

2

3

4

8

7

6

5

CS

SK

DI

DO

VCC

DC

ORG

GND

8-lead SOI

C

1
2
3
4

5

6

7

8

Si9241AEY

TX

V

DD

FAULT

V

BAT

K
GND

SO Package

CS

RX

7.2

(3)

(2)

(1)

Qartz CSTCC, KX-ZTT CC MG package

Connections (top view)

(1) Input
(2) Ground
(3) Output

1

2

3

1

2

3

Qartz 6SMX package (NX1255)

11.8

connections is immaterial

Drill Via Hole Diameters- 0.5 mm

 If connected conversely, there may occur a little frequency lag

5. R: 10k 0603
6. R: 27E 0805
7. R: 27E  0805
9. R: 1k5 0603
12. 93LC46    SOIC8
13. R: 2k2 0603
14. C: 0.1 0603
15. FT232BM   QFP32
21. Q: 6.000 MHz 3-Pin Resonator  ex., CSTCC6M00G
23. Q: 7.37 MHz Resonator  ex., 2-Pin NDK 
NX1255GB073B, 3-Pin CSTCC7M37G Murata’s
CERALOCK
25. C: 0.1 0603
27. C: 0.1 0603
33. R: 10k 0603
34. C 0.1 0603
36. Not installed
39. SI9241-AEY  SOIC8
41. SI9241-AEY  SOIC8
44. C: 0.1 0805
48. R: 120E 0805

2

3

1

1

4

93LC46

PA4  (AD4/PCINT4)
PA5  (AD5/PCINT5)
PA6  (AD6/PCINT6)
PA7  (AD7/PCINT7)
PE0  (ICP1/INT2)
GND
PE1  (ALE)
PE2  (OC1B)
PC7  (A15/TDI/PCINT15)
PC6  (A14/TDO/PCINT14)
PC5  (A13/TMS/PCINT13)

(MOSI)  PB5
(MISO)  PB6

(SCK)  PB7

RESET

(RXD0)  PD0

VCC

(TXD0) PD1

(INT0/XCK1)  PD2

(INT1/ICP3)  PD3

(TOSC1/XCK0/OC3A)  PD4

(OC1A/TOSC2)  PD5

(WR)  PD6

(RD)  PD7

XT

AL2

XT

AL1

GND

VCC

(A8/PCINT8)  PC0

(A9/PCINT9)  PC1

(A10/PCINT10)  PC2

(A1

1/PCINT1

1)  PC3

(TCK/A12/PCINT12)  PC4

PB4  (SS/OC3B)

PB3  (TXD1/AIN1)

PB2  (RXD1/AIN0)

PB1  (OC2/T1)

PB0  (OC0/T0)

GND

VCC

P

A0  (AD0/PCINT0)

P

A1  (AD1/PCINT1)

P

A2  (AD2/PCINT2)

P

A3  (AD3/PCINT3)

1
2
3
4
5
6
7
8
9
10
11

12    14    16    18    20    22

13    15    17    19    21

33
32
31
30
29
28
27
26
25
24
23

44    42    40    38    36    34

43    41    39    37    35

1

2

3

4

8

7

6

5

MKA670

PCA82C250

Rs

CANH

GND

CANL

Vref

RXD

VCC

TXD

1

3

5

4

6

2

VCC

MOSI

GND

MISO

SCK

RESET

4

5

6

7

8

18

17

16

15

14

PD/I3

I4

I5

I6

I7

I/O

I/O

I/O

I/O

I/O

3

2

1

20

19

9

10

11

12

13

I8

GND

I9/OE

I/O

I/O

I2

I1

I/CLK

VCC

I/O

16V8

Pin Name

Function

CLK

Clock

I

Logic Inputs

I/O

Bidirectional Buffers

OE

Output Enable

VCC

+5V Supply

PD

Power Down

MCP

251

5

TXCAN

RXCAN

TX0RTS

OSC1

CLKOUT/SOF

OSC2

CS

V

DD

RESET

SO

SCK
INT

SI

RX0BF
RX1BF

V

SS

TX1RTS

TX2RTS

NC

NC

13
12

1
2

3
4
5

6

7
8
9

20
19

18
17
16

15

14

11

10

5.2

Qartz  JXS63, KX-12B package 

1. USB Conn:   1- V BUS   2- DMinus  3-
DPlus  4- GND
2. Ferrite Bead or Jumper, 0805
3. C: 10 pF 0603
4. C: 0.1 0603
8. C: 10uF/16V Type C package (1111)
10. C: 33nF...0.1uF 0603
11. R: 470E 0603
16. C: 0.1 0603
17. R: 22E 0805
18. Led: D3...5mm,
dual-color,3-pin(green/red) ex., L-469EGW
19,20. R: 470E...1K  0603
c19. C: 22uF/16V Type D
c20. Q: 16.000 MHz JXS63, KX-12B

24. ATMEGA162 16AI TQFP44

50

SPI STK-500-compatible pin layout

SPI

4 

1 

3 

5 

c19

gnd

35. MCP2515-I/ST TSSOP20
37. C: 0.1 0603
38. C: 1.0 0805 
40. A82C250    SOIC8
42, 45. R: 680E 0805 
43. 7805 TO220
46, 47. C: 22..30 pF 0805
49. OBD-Conn:
16- 12v; 4,5- gnd; 7- K; 15- L (K2);
  6- CAN-H; 14- CAN-L
50. ATMEL 16V8BQL-15   PLCC20

6

12v

5v

12v

gnd

L(K2)

2

MEGA162

CANH

CANL

? 

K 

USB-A -look to PC

1

4 

1 

3 

2

c20