Maxim MAX7349 Manual Download Page 6

Evaluates: MAX7349/Emulates: MAX7347/MAX7348

MAX7349 Evaluation Kit

6

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Table 2. Pin Configuration when Emulating Other Devices

PIN

MAX7349 EV KIT SIGNAL

PIN

MAX7348 FUNCTION

PIN

MAX7347 FUNCTION

1

COL7/PORT7

2

ROW0

1

ROW0

1

ROW0

3

ROW1

2

ROW1

2

ROW1

4

ROW2

3

ROW2

3

ROW2

5

ROW3

4

ROW3

4

ROW3

6

COL3/PORT3

5

COL3/PORT3

7

COL4/PORT4

6

COL4/PORT4

8

ROW4

7

ROW4

5

ROW4

9

ROW5

8

ROW5

6

ROW5

10

ROW6

9

ROW6

7

ROW6

11

ROW7

10

ROW7

8

ROW7

12

COL6/PORT6

24

ALERT

23

V+

20

V+

16

V+

22

INT

19

INT

15

INT

21

SCL

18

SCL

14

SCL

20

SDA

17

SDA

13

SDA

19

AD0

16

AD0

18

GND

15

GND

12

GND

17

SOUNDER

14

SOUNDER

16

COL0

13

COL0

11

COL0

15

COL1

12

COL1

10

COL1

14

COL2/PORT2

11

COL2/PORT2

9

COL2/PORT2

13

COL5/PORT5

Summary of Contents for MAX7349

Page 1: ...333KA C6 C7 2 22pF C0G ceramic capacitors 0603 TDK C1608C0G1H220J Murata GRM1885C1H220J C8 C9 2 10pF C0G ceramic capacitors 0603 Murata GRM1885C1H100J TDK C1608C0G1H100J C18 C19 2 1 F 6 3V min X7R cer...

Page 2: ...allation Windows XP shows a warning message indicating that the MAX7349 Evaluation Kit 2 _______________________________________________________________________________________ DESIGNATION QTY DESCRIP...

Page 3: ...x7E Pins 5 and 6 AD0 VDD I2C address 0x74 0x76 JU1 Pins 7 and 8 AD0 SDA I2C address 0x78 0x7A Pins 1 and 2 Pizeo Sounder P1 driven directly by SOUNDER output JU2 Pins 2 and 3 Pizeo Sounder P1 driven t...

Page 4: ...takes when INT is active History Window Each register read or write event is recorded in a scrol lable text window underneath the interrupt handler actions Keyboard Navigation When you type on the PC...

Page 5: ...h ROW0 the MAX7348 can be emu lated by using a subset of the MAX7349 pins and regis ter bits See Tables 2 and 3 Emulating the MAX7347 The MAX7347 behaves just like the MAX7349 except it has fewer colu...

Page 6: ...RT7 2 ROW0 1 ROW0 1 ROW0 3 ROW1 2 ROW1 2 ROW1 4 ROW2 3 ROW2 3 ROW2 5 ROW3 4 ROW3 4 ROW3 6 COL3 PORT3 5 COL3 PORT3 7 COL4 PORT4 6 COL4 PORT4 8 ROW4 7 ROW4 5 ROW4 9 ROW5 8 ROW5 6 ROW5 10 ROW6 9 ROW6 7 R...

Page 7: ...R W 0 FIFO 0111 xx0 R W 1 Debounce Port Enable No COL7 PORT7 No COL6 PORT6 No COL5 PORT5 No COL7 PORT7 No COL6 PORT6 No COL5 PORT5 No COL4 PORT4 No COL3 PORT3 0111 xx0 R W 2 Auto Repeat 0111 xx0 R W...

Page 8: ...H1 12 U1 MAX7349 1 2 3 VDD JU3 VDD C1 0 1 F VDD VDD R9 470 LED2 RED COL7 PORT7 1 2 3 VDD JU6 INTVDD INT R15 10k JU1 5 JU1 6 JU1 8 JU1 7 JU1 3 JU1 1 JU1 HEADER 2 x 4 JU1 4 JU1 2 SCL AD0 SDA VDD VDD SO...

Page 9: ...2 1 KEY40 ROW0 COL4 PORT4 KEY39 2 1 ROW7 2 1 KEY38 ROW6 2 1 KEY37 ROW5 2 1 KEY36 ROW4 2 1 KEY35 ROW3 2 1 KEY34 ROW2 2 1 KEY33 ROW1 2 1 KEY32 ROW0 COL3 PORT3 KEY31 2 1 ROW7 2 1 KEY30 ROW6 2 1 KEY29 RO...

Page 10: ...12 43 P5 7 MISO 41 P5 6 SCLK 40 P5 5 MOSI 39 SP5 4 SS 38 P5 3 TX1 INT11 37 P5 2 RX1 INT10 36 2 5V VDDIO EXPOSED PADDLE CONNECTS TO GND 35 32KIN 34 32KOUT Y3 32 768kHz C24 0 1 F VDDIO C23 0 1 F 2 5V SD...

Page 11: ...AVVC 26 13 Y2 6MHz C6 22pF C7 22pF VDDIO RTS CTS DTR DSR DCD TXLED RSTOUT RESET RXLED 15 10 PWRCTL PWREN SLEEP RI C15 0 1 F C12 0 1 F C14 0 1 F C13 0 1 F R7 470 R12 27 R13 27 C5 0 033 F R2 15k P2 3 P2...

Page 12: ...MAX7349 Emulates MAX7347 MAX7348 MAX7349 Evaluation Kit 12 ______________________________________________________________________________________ Figure 3 MAX7349 EV Kit Component Placement Guide Comp...

Page 13: ...ates MAX7349 Emulates MAX7347 MAX7348 MAX7349 Evaluation Kit ______________________________________________________________________________________ 13 Figure 4 MAX7349 EV Kit PC Board Layout Component...

Page 14: ...the circuitry and specifications without notice at any time 14 ____________________Maxim Integrated Products 120 San Gabriel Drive Sunnyvale CA 94086 408 737 7600 2006 Maxim Integrated Products Printe...

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