CP3BT23_14 Datasheet, PDF(12/324 Page) Texas Instruments – CP3BT23 Reprogrammable Connectivity Processor with Bluetooth and Dual CAN Interfaces

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CP3BT23_14 Datasheet, PDF (12/324 Pages) Texas Instruments – CP3BT23 Reprogrammable Connectivity Processor with Bluetooth and Dual CAN Interfaces

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CP3BT23

SNOSCX3A â JULY 2013 â REVISED JANUARY 2014

www.ti.com

Name

X1CKI

X1CKO

X2CKI

X2CKO

RESET

ENV0

ENV1

ENV2

TMS

TCK

TDI

TDO

RDY

VCC

GND

IOVCC

IOGND

AVCC

AGND

ADVCC

ADGND

RFDATA

SCL

SDA

ADC0

ADC1

ADC2

ADC3

ADC4

ADC5

ADC6

ADC7

Pins

1

1

1

1

1

1

1

1

1

1

1

1

1

6

6

16

15

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

Table 4-1. CP3BT23 LQFP-128 Signal Descriptions

I/O

Input

Output

Input

Output

Input

I/O

I/O

I/O

Input

Input

Input

Output

Output

Input

Input

Input

Input

Input

Input

Input

Input

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

Input

Input

Primary Function

Alternate

Name

12 MHz Oscillator Input BBCLK

12 MHz Oscillator

Output

None

32 kHz Oscillator Input None

32 kHz Oscillator

Output

None

Chip general reset

None

Special mode select PLLCLK

input with internal pull-

up during reset

Special mode select CPUCLK

input with internal pull-

up during reset

Special mode select SLOWCLK

input with internal pull-

up during reset

JTAG Test Mode

Select (with internal

weak pull-up)

None

JTAG Test Clock Input None

(with internal weak pull-

up)

JTAG Test Data Input None

(with internal weak pull-

up)

JTAG Test Data Output None

NEXUS Ready Output None

2.5V Core Logic Power None

Supply

Core Ground

None

2.5â3.3V I/O Power

Supply

None

I/O Ground

None

PLL Analog Power

Supply

None

PLL Analog Ground None

ADC Analog Power

Supply

None

ADC Analog Ground None

Bluetooth RX/TX Data None

Pin

ACCESS.bus Clock None

ACCESS.bus Serial

Data

None

ADC Input Channel 0 TSX+

ADC Input Channel 1 TSY+

ADC Input Channel 2 TSX-

ADC Input Channel 3 TSY-

ADC Input Channel 4 MUXOUT0

ADC Input Channel 5 MUXOUT1

ADC Input Channel 6 None

ADC Input Channel 7 ADCIN

Alternate Function

BB reference clock for the RF Interface

None

None

None

None

PLL Clock Output

CPU Clock Output

Slow Clock Output

None

None

None

None

None

None

None

None

None

None

None

None

None

None

None

None

Touchscreen X+ contact

Touchscreen Y+ contact

Touchscreen Xcontact

Touchscreen Ycontact

Analog Multiplexer Output 0

Analog Multiplexer Output 1

None

ADC Input (in MUX mode)

12

Signal Descriptions

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