8

7

6

5

4

3

2

1

Copyright 2002 Intel Corporation

J8

Pg. 10

U23

DC5P5V

Momentary Switches

CF_TYPE_II

Compact Flash Type II Socket

50GND2

MIC5219BM5

ADJ LDO REG

D

C

B

{3,15} SA1111_IRQ_CF_BVD1

{3,15} GFX_IRQ_CF_BVD2

{6,15} CF_GFX_RESET

R135

{13} CF_nCD1 100K

R136

{13} CF_nCD2 100K

R139 {6} CF_nIOIS16 100K

R141 {6} CF_nPWAIT 100K

C87

0.1UF

C89

0.1UF

 

 

 

 

{13}

 

CF_nCD2

 

 

 

 

{7,15}

VX_D10

 

 

 

 

{6}

CF_nIOIS16

 

 

 

 

{7,15}

VX_D9

 

 

 

 

{7,15}

VX_D2

 

 

 

 

{7,15}

VX_D8

 

 

R129

 

{7,15}

VX_D1

 

R130

10K

 

{7,15}

VX_D0

 

10K

 

 

{6,15}

VX_A0

 

 

 

 

{6}

CF_nPREG

 

 

 

 

{6,15}

VX_A1

 

 

 

 

 

CF_I2C_SDA

 

 

 

 

{6,15}

VX_A2

 

 

 

 

{6}

CF_nPWAIT

 

 

R132

 

{6,15}

VX_A3

 

 

1K

 

{7,15}

VX_A4

 

 

 

 

 

CF_I2C_SCL

 

 

 

 

{7,15}

VX_A5

 

 

{6,15} nNEP_REG_CS

 

 

 

 

{7,15}

VX_A6

 

 

 

 

CF_VDD

 

 

{6,15} CF_IRQ_LVL2OE

 

 

 

 

{7,15}

VX_A7

 

 

 

 

{6}

 

CF_nPWE

 

 

 

 

{7,15}

VX_A8

 

 

 

 

{6}

 

CF_nPIOW

DC3P3V

 

 

{7,15}

VX_A9

 

 

{6}

 

CF_nPIOR

 

 

 

 

 

 

 

 

 

{6}

 

CF_nPOE

 

 

 

 

{8}

 

CF_AUD

 

 

 

 

{7,15}

VX_A10

 

 

 

 

{6} CF_nPCE_2

 

 

 

 

{6} CF_nPCE_1

 

 

 

 

{7,15}

VX_D15

 

 

 

 

{7,15}

VX_D7

 

 

 

 

{7,15}

VX_D14

 

 

 

 

{7,15}

VX_D6

 

 

 

 

{7,15}

VX_D13

 

 

 

 

{7,15}

VX_D5

 

 

 

 

{7,15}

VX_D12

 

 

 

 

{7,15}

VX_D4

 

 

 

 

{7,15}

VX_D11

 

 

 

 

{7,15}

VX_D3

 

 

 

 

{13}

 

CF_nCD1

 

U25

 

 

 

 

C86

 

 

 

 

 

 

 

MAX3244ECAI

 

 

 

0.1UF

 

 

 

 

 

 

28

RS-232 XCVR

 

27

 

C88

C1+

 

V+

 

24

 

3

 

 

C1-

 

V-

 

DC3P3V

 

 

 

 

1

C2+

 

 

 

 

0.1UF

2

 

 

 

 

 

C2-

 

 

 

 

 

 

 

 

 

 

 

14

 

 

 

9

 

RS_TX

25nCD2

49D10

24nIOIS16

48D09

23D02

47D08

22D01

46BVD1

21D00

45BVD2

20A00

44nREG

19A01

43nINPACK

18A02

42nWAIT

17A03

41RESET

16A04

40nVS2

15A05

39nCSE

14A06

38VCC2

13VCC1

37IREQ

12A07

36nWE

11A08

35nIOWR

10A09

34nIORD

9nOE

33nVS1

8A10

32nCE2

7nCE1

31D15

6D07

30D14

5D06

29D13

4D05

28D12

3D04

27D11

2D03

26nCD1

1GND1

{13} CF_PWR

{3,8,11,12,13,14} VBATT

DC3P3V

RS_DCD

{3,6,11,13} JTAG_TCK RS_TX

R122

0

RS_RTS

RS_CTS

RS_DTR

RS_DSR

{12,15} IN_PWR

1

500ma

VOUT

5

 

 

 

 

 

DC3P3V

 

S2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

GND

 

 

R128 R126

 

1.5K 953

 

 

 

1

S

2

 

 

GPIO_0

{3,15}

 

 

 

 

 

 

 

 

4

 

3

 

 

 

3

 

 

4

 

 

 

 

 

R127

100K

 

 

 

EN

ADJ

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LGAA

 

 

 

 

DC3P3V

 

S3

 

 

 

 

 

U24

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MIC5219-3.3BM5

 

 

 

 

 

 

 

1

S

2

 

 

GPIO_32

{3}

 

 

 

 

 

 

 

 

 

4

 

3

 

 

 

 

 

 

 

 

 

 

 

 

R131

100K

 

 

 

 

3.3V LDO REG

 

 

 

 

CF_VDD

 

 

 

 

 

 

 

 

1

500ma

VOUT

5

 

 

 

 

 

 

 

 

 

 

 

 

VIN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

GND

 

 

 

1

 

 

 

DC3P3V

 

S4

 

 

 

 

 

 

 

 

4.7UF

+

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C85

 

 

 

 

 

 

 

 

 

 

3

EN

BYP

4

 

 

 

 

1

S

2

 

 

GPIO_17

{3}

 

 

 

 

 

 

4

 

3

 

 

 

 

LG33

 

2

 

 

 

 

 

R133

100K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DC3P3V

 

S5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

S

2

R15

 

GPIO_22

{2,11}

J9

Base Station Connector

 

 

 

 

 

 

4

 

3

0

 

 

 

 

R134

100K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20

 

 

 

 

 

 

 

 

 

Three Position Switch

 

 

19

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R138

 

 

 

 

 

 

 

 

 

 

 

{2,14}

GPIO_21

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

100K

 

 

16

 

15

 

RS_RI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

 

13

 

R140

 

 

 

 

 

 

 

 

R16

 

 

 

 

 

 

 

 

 

SA_nWE

{2,4,5,6,7}

 

 

 

0

 

 

 

 

 

 

 

1.5K

 

 

 

 

 

 

 

 

12

 

11

 

 

 

 

 

 

 

 

DC3P3V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

9

 

RS_RX

 

 

 

 

 

 

 

 

 

S6

 

 

8

 

7

 

 

 

 

 

 

 

 

 

4

5

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CCW

 

 

 

 

 

 

 

R142

 

 

 

 

 

 

 

 

 

6

 

5

 

 

nRESET_IN {3,11,15}

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

4

 

3

 

 

 

DNI

 

 

 

 

 

 

 

PUSH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

JTAG_TMS

{3,6,11,13}

 

 

 

 

 

CW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22

 

 

 

 

 

 

CPLD1_TDI

{6,11}

 

 

1

2

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

21

 

 

 

 

R144

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SA_TDO

{3,11}

 

 

R17

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

75

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R153

0

 

 

 

 

 

 

 

 

 

 

 

 

{2,14}

GPIO_20

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

{2,14}

GPIO_19

 

 

 

 

 

 

 

D

C

B

A

{2,15} SA_FF_TXD {2} SA_FF_RTS {2} SA_FF_DTR

{2,15} SA_FF_RXD {2} SA_FF_DCD {2} SA_FF_DSR

{2} SA_FF_RI {2} SA_FF_CTS

13

T1 IN

T1OUT

10

RS_RTS

T2 IN

T2OUT

12

11

RS_DTR

T3 IN

T3OUT

 

 

 

19

R1OUT

R1 IN

4

RS_RX

18

5

RS_DCD

R2OUT

R2 IN

17

6

RS_DSR

R3OUT

R3 IN

16

7

RS_RI

R4OUT

R4 IN

15

8

RS_CTS

R5OUT

R5 IN

 

 

 

 

 

U26

 

 

DC3P3V

R145

100K

R146

100K

 

 

 

MAX4542

 

 

 

 

 

 

 

 

 

V+

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

{2,12,15} SA_I2C_SCL

8

COM_1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

IN_1

NC_1

1

 

CF_I2C_SCL

 

 

 

 

 

 

 

 

 

 

A

 

20

R2OUTB

INVLD

21

 

22

26

{6} RS232_ON

FORCEOFF

VCC

23

25

 

FORCEON

GND

 

 

 

C90

0.1UF

RS232_VALID {3}

 

4

 

 

5

CF_I2C_SDA

 

{2,12,15}

SA_I2C_SDA

COM_2

NC_2

 

 

 

 

{3}

SA_I2C_ENAB

3

IN_2

 

 

PXA250 Processor Reference Design

 

 

 

 

 

 

 

 

 

 

GND

6

Size

Rev

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AAAF

 

 

B

2.07

 

 

 

 

 

Date:

Tuesday, February 05, 2002

Sheet

10

of

16

8

7

6

5

4

3

2

 

 

1

 

Page 115
Image 115
Intel PXA250 and PXA210 manual Momentary Switches

PXA250 and PXA210 specifications

The Intel PXA250 and PXA210 processors, part of the Intel XScale architecture, were introduced in the early 2000s, targeting mobile and embedded applications. They are known for their low power consumption, high performance, and advanced multimedia capabilities, making them suitable for a wide range of devices, including PDAs, smartphones, and other portable computing devices.

The PXA250, which operates at clock speeds ranging from 400 MHz to 624 MHz, features a superscalar architecture that allows it to issue multiple instructions per clock cycle. This enhances the overall performance for demanding applications while maintaining low power usage. It supports a variety of peripheral interfaces, including USB, Ethernet, and various memory types, which contributes to its versatility in different product designs.

One of the key technologies in the PXA250 is the integrated Intel Smart Repeat Technology, which optimizes data processing, thereby reducing the amount of power consumed during operation. This feature is particularly important for battery-powered devices, as it extends the overall battery life, allowing for longer usage times in mobile environments. Additionally, the PXA250 includes a dedicated graphics acceleration unit, which enables enhanced graphics and multimedia performance suited to modern applications at the time.

In contrast, the PXA210 is a more entry-level processor, aimed at cost-sensitive applications. Operating at lower clock speeds, typically around 200 MHz to 400 MHz, it forgoes some of the advanced performance features of the PXA250 while still offering a good balance of performance and power efficiency. The PXA210 is less complex, making it suitable for simpler devices that do not require the extensive capabilities of the PXA250.

Both processors utilize the Intel XScale architecture, which is based on the ARM instruction set. They are built on a 0.13-micron process technology, enabling higher density and lower power consumption compared to their predecessors. With integrated memory controllers and bus interfaces, they facilitate efficient data handling and connectivity options.

In summary, both the Intel PXA250 and PXA210 processors played a crucial role in the evolution of mobile computing by providing powerful processing capabilities with energy efficiency. Their features and technologies enabled device manufacturers to create innovative products that catered to the growing demand for portable devices during that era.