11250-11 데이터 시트보기 (PDF) - Conexant Systems

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11250-11

SmartHSF™ Mobile Modem

Conexant Systems 

SmartHSF Mobile Modem Data Sheet

CDMA Interface

Twelve lines, defined by the installed cell phone driver software, are available to support the CDMA cellular phone interface:

• Panel 1

• Panel 2

• CB

• CF

• CJ

• CC

• CE

• CD

• Control RXD

• Control TXD

• BB (USART IN)

• BA (USART OUT)

GSM Interface

Five lines, defined by the installed cell phone driver software, are available to support the GSM phone interface:

• DA(IN)

• RX-A

• TX-A

• TX-A

• RX2-B USART

• TX2-B USART

3.1.2 HSD Interface Signals, Pin Assignments, and Signal Definitions

The CX11250 HSD 100-pin TQFP hardware interface signals are shown by major interface in Figure 3-1, are shown by pin

number in Figure 3-2, and are listed by pin number in Table 3-1.

The CX11250 HSD hardware interface signals are defined in Table 3-2.

Cell phone/telephone line interface signal assignments are listed in Table 3-3.

100553B

Conexant

3-3

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