Atmel AT91EB42 manual AT91M42800

Appendix B – Schematics

Figure 6-6. AT91M42800

R48 100K

2 1

CB16 V T

V C C 3 V 3

	2
C 4 3	1
	X O U T

Y 1		, 7 6 8 k H z
	3 2
2

Guard ring

2

1 1

X NI

C 4 4

		2
A		1%
		100R
filter	R19	1%
		1
		2
PLL	R18	1
		1K50
		P L L R C A

1

C46

1

C45

Guard ring

100nF 10%

10nF 10%

2

2

		2
B		1%
		120R
filter	R21	1%
		1
		2
PLL	02	1
		680R
	R
		P L L R C B

1	10%
	1µF
1
C47

100nF 10%C48

2

2

J T A G S E LJ T A G S E L N W D O V FN W D O V F C T L 5N R S T IOB_[0..29]

PA[0..29]

IOB_[0..53]

I O B _ [ 3 0 . . 5 3 ]

PB[0..23]

PA[0..29]

C T L3
N W A I T
	100K
R46
V C C 3 V 3

P A 2 7		V C C 3 V 3
M S		2
B
	CB12		:
R41	100K	1	Default boot Mode	16 Bits

100nF
C28	C29

P A 2 6

V T XIN X O U T

P L L R C A

P L L R C B

V D D P L L

P A 2 7	N W D O V F
		J T A G S E L
		J T A G 2
4]		J T A G 1
		J T A G 4
P AJTAG[0..2 8		J T A G 3
		J T A G 0
		C T L 5
P A 2 9
]	CTL[0..6]	C T L 3
GATJ [ 0 . . 4		C T L 6
		C T L 2
		C T L 0
		C T L 1
		C T L 4

P B 0

P B 1

PB[0..23]

V D D C O R E V D D I O

P A 2 5 P A 2 4 P A 2 3 P A 2 2 P A 2 1 P A 2 0 P A 1 9 P A 1 8 P A 1 7

			V D D C O R E
		V D D I O																	D I O
100nF			108	107		106	105	104		103	102	101	100	99		98		97	V D
																			96
110						PA25/ MCKO	NPCSB3/PA24		NPCSB2/PA23 NPCSB1/PA22 NPCSB0/ NSSB /PA20MOSIB /PA19MISOB /PA18SPCKB								NPCSA3/PA17
			V D D I O D C O R E															G N D V D D I O
109				V D
			G N D
			G N D								/
111			PA26								PA21
112			G N D
113
			XIN
114
			XOUT
115
			G N D
116			PLLRCA
117
			VDDPLL
118
			PLLRCB
119
			VDDPLL
V D120DI O			VDDIO
121
			G N D
122			N W D O V F
123
			PA27 / BMS
124			JTAGSEL
125
			TMS
126
			TDI
127
			TDO
128
			TCK															0
129
			NTRST
130																		0
			NRST															8
131
			PA28 / HOLDA															2
V D132DI O			VDDIO															4
133																		M
			G N D
134																		1
			PA29 / HOLD													11		T9
135			NWAIT
136																U		A
			NOE / NRD
137
			NWE / NWR0
138
			NUB / NWR1
139
			NCS0
140
			NCS1
141			PB0 / NCS2
142
			PB1 / NCS3
143			VDDCORE
144
			VDDIO				A0
																		O
					G N D G N D		NLB /		A1 A2 A3 A4 A5 A6 A7 A8									V D D I G N D
	C 3 0 1 0 0 nF			1		2	3	4		5	6	7	8	9	10		11	12	13
							A 0	A 1		A 2	A 3	A 4	A 5	A 6	A 7		A 8	V D D I O
								A[0..19]

P A 1 6

P A 1 5

P A 1 4

P A 1 3

P A 1 2

P A 1 1

P A 1 0

P A 9

P A 8

P A 7

P A 6

P A 5

P A 4

P A 3

P A 2

P A 1

P A 0

PB 2 3

PB 2 2

C51

100nF

V D D I O V D D C O R E

O

V D DI

95

94

93

92

91

90

89

88

87

86

85

83

82

81

80

79

78

77

76

75

74

73

DI O

RE

84

PA16 / NPCSA2 PA15 / NPCSA1 / NPCSA0 / NSSA PA13 / MOSIA PA12 / MISOA PA11 / SPCKA

PA10 / RXD1 PA9 / TXD1 / NTRI PA8 / SCK1 PA7 / RXD0

G N D V D D I O

PA6 / TXD0

PA5 / SCK0

PA4 / FIQ

PA3 / IRQ3

PA2 / IRQ2 PA1 / IRQ1 PA0 / IRQ0

PB23 / TIOB5 PB22 / TIOA5

G N D G N D

72

V D

V D D C O

PA14

VDDIO

71

VDDCORE

70

P B 2 1

PB21 / TCLK5

69

P B 2 0

PB20

/ TIOB4

68

P B 1 9

PB19

/ TIOA4

67

P B 1 8

PB18 / TCLK4

66

P B 1 7

PB17

/ TIOB3

65

P B 1 6

PB16

/ TIOA3

64

P B 1 5

PB15 / TCLK3

63

P B 1 4

PB14

/ TIOB2

62

P B 1 3

PB13 /

TIOA2

G N D

61

60

V D D I O

VDDIO

59

P B 1 2

PB12 / TCLK2

58

P B 1 1

PB11 /

TIOB1

57

P B 1 0

PB10 /

TIOA1

56

P B 9

PB9

/ TCLK1

55

P B 8

PB8

/

TIOB0

54

P B 7

PB7

/

TIOA0

53

P B 6

PB6

/ TCLK0

D 1 5

52

D 15

51

D 1 4

50

D 1 3

G N D

49

48

V D D I O

VDDIO

47

D 1 2

46

D 1 1

45

D 1 0

44

D 9

43

D 8

42

D 7

41

D 6

40

D 5

39

D 4

CS7

CS6

CS5

CS4

G N D

38

G N D

37

/ / / /

E

A9 A10 A11 A12 A13 A14 A15 A16 A17 A18

V D D I O

G N D

A19 PB2 / A20

PB3 / A21

PB4 / A22

PB5 / A23

D0 D1 D2 D3

V D D C O R V D D I O

24

25

35

36

1 0 0 n F

14

15

16

17

18

19

20

21

22

23

26

27

28

29

30

31

32

33

34

C 4 9

D I O

VD

PB 2

PB 3

PB 4

PB 5

V D D C O

R E

D 0

D 1

D 2

D 3

C 5 0

1 0 0 nF

A9

A1 0

A1 1

A1 2

A1 3

A1 4

A1 5

A1 6

A1 7

A1 8

A1 9

CTL[0..6]

A[0..19]

23]

PB[0..

[0..42]

EBI [36..42]

EBI [16..35]

EBI_

PB[0..23]

D 1 4

D 1 3

D 1 2

D 1 1

D 1 0

D 9 D 8 D 7 D 6 D 5 D 4

EBI_[0..15]D[0..15]

AT91EB42 Evaluation Board User Guide

6-7