Motorola M68EZ328ADS user manual By Freescale SEMICONDUCTOR, INC

A	Freescale Semiconductor, Inc.		D
	B	C

8

7

./LPLWHGRQJ￿

ARCHIVED BY FREESCALE SEMICONDUCTOR, INC. 2005

VCC	VCC
JP1		JP2
EZ VDD	EZ VDD	0RWRUROD￿6HPLFRQGXFWRUV￿+RQJ￿

C20	0.1u
VCC

2 Dai King Street, Tai Po Industrial Estate, Tai Po, NT, Hong Kong.

M68EZ328ADS

Title

Rev 2.0

Document Number	EZADS20.DSN
Size	B

Date: Wednesday, January 05, 2000 Sheet 2 of 10

8

7

Semiconductor, Inc.

BY FREESCALE SEMICONDUCTOR, INC. 2005

6

5

4

VCC VCC VCC

EZ_VDD

C19	0.1u
	0.1u
C18
	0.1u
C17
			U1
		17
		40
		58
	78

~INT0 ~INT1 ~INT2 ~INT3 ~IRQ1 ~IRQ2 ~IRQ3 ~IRQ6 ~IRQ5 SPMTXD SPMRXD SPMCLK ~DWE RXD TXD ~RTS ~CTS PWMO TOUT/TIN ~EMUIRQ ~HIZ ~EMUCS ~EMUBRK

	~INT0		~INT1	~INT2	~INT3	~IRQ1	~IRQ2	~IRQ3	~IRQ6	~IRQ5	SPMTXD	SPMRXD	SPMCLK	~DWE	RXD	TXD	~RTS	~CTS	PWMO	TOUT/TIN	~EMUIRQ	~HIZ	~EMUCS	~EMUBRK
	36		35	34	33	32	30	29	28	27	9	10	11	12	13	14	15	16	47	48	18	19	20	21
VDD
VDD
VDD		INT0/PD0 INT1/PD1 INT2/PD2 INT3/PD3 IRQ1/PD4 IRQ2/PD5 IRQ3/PD6 IRQ6/PD7 IRQ5/PF1									SPMTXD/PE0 SPMRXD/PE1 SPMCLK/PE2 PE3 RXD/PE4 TXD/PE5 RTS/PE6 CTS/PE7								PWMO/PB7 TOUT/TIN/PB6			EMUIRQ HIZ/P/D EMUCS			BST/EMUBRK
VDD

VCC
R50	330	C21	4.7u
		+
CLKO		C22	0.1u
CLKO			22p

C26 0.1u

VCC

~CSBOOT ~CSUARTX

6

5

97

VDD

C24

3

6

A23	7
A22	6
A21	5
A20	4
A19	3
A18	2
A17	1
A16	100
A15	99
A14	98
A13	96
A12	95
A11	94
A10	93
A9	92
A8	91
A7	90
A6	89
A5	88
A4	86
A3	85
A2	84
A1	83
A0	82

PF6/A23 PF5/A22 PF4/A21 PF3/A20 A19 A18 A17 A16 A15 A14 MD12/A13 MD11/A12 MD10/A11 MD9/A10 MD8/A9 MD7/A8 MD6/A7 MD5/A6 MD4/A5 MD3/A4 MD2/A3 MD1/A2 MD0/A1 A0

0&￿￿(=￿￿￿

CLKO/PF2 PLLVDD XTAL EXTAL PLLGND

GND

GND

GND

GND

GND

D15

D14

D13

D12

D11

D10

D9

D8

PA7/D7

PA6/D6

PA5/D5

PA4/D4

PA3/D3

26		32.768k	22p
25	Y1
24
23			C23
22
87
67
49
31
8
59	D15

60	D14
61	D13
62	D12
63	D11
64	D10
65	D9
66	D8
68	D7
69	D6
70	D5
71	D4

Address Decoder

U12A

1

MC74HC32AD	U12B
2	4
	U13A

	MC74HC32AD
5
2	MC74HC14AD
1

4

Freescale

ARCHIVED

3

A[0..23]

BBUSW/DTACKRESETOEUWE/WE

LWE

CSA0 CSA1 CSB0/PB0 CSB1/PB1 CSC0/RAS0/PB2 CSC1/RAS1/PB3 CSD0/CAS0/PB4 CSD1/CAS1/PB5 LD0/PC0 LD1/PC1 LD2/PC2 LD3/PC3 LFRM/PC4 LLP/PC5 LCLK/PC6 LACD/PC7 CONTRAST/PF0

PA2/D2 PA1/D1 PA0/D0

72	D3
73	D2
74	D1
75	D0

D[0..15]

~EMUCS A16

3

76 77 79 80 81 57 56 55 54 53 52 51 50 46 45 44 43 42 41 39 38 37

2

~DTACK

R49 2K

VCC

~RSTIN

~OE

~UWE

~LWE

~CSA0

~CSA1

~CSB0

~CSB1

~RAS0

~RAS1

~CAS0

~CAS1

LD0

~RSTIN ~OE

~UWE ~LWE

~CSA0

~CSA1

~CSB0

~CSB1

~RAS0

~RAS1

~CAS0

~CAS1

LD[0..3]

LD1

LD2

LD3

LFRM LLP	LCLK	LACD	CONTRAST	D[0..15]
LFRM	LLP	LCLK	LACD	CONTRAST

VCC

VCC

~INT0	VCC
LED3	LED	300
	YELLOW	R52
		10
C25 0.1u		U11E
		11

LED4 YELLOW LED	300
	R54
MC74HC14AD U11F	12	MC74HC14AD
	13

2

1

R51 000 R53 000

A[0..23]		~DTACK	LD[0..3]				~INT0		~INT1
									1
							~INT0		~INT1
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