Rainbow-electronics DAB-WLS-C21 (BlueTooth) Manual de usuario descargar pdf (Pagina 7)

www.EZURiO.com

DSH_BTM402_0v9 BISM2 PA Data Sheet.DOC © 2007 EZURiO Ltd

7

3.3.2.3 RS-232 Interface

Signal Name Pin No I/O Comments

UART_TX 21 O

UART_RX 25 I

UART_CTS 19 I

UART_RTS 23 O

UART_DSR 10 I

UART_DTR 12 O Shared with GPIO3

UART_RI 6 I or O Direction may be programmed.

UART_DCD 8 I or O Direction may be programmed.

3.3.2.4 SPI Bus

Signal Name Pin No I/O Comments

SPI_MOSI 17 I

SPI_MISO 5 O

SPI_CSB 7 I

SPI_CLK 9 I

Used to reprogram Flash

3.3.2.5 PCM Interface

Signal Name Pin No I/O Comments

PCM_CLK 20 I or O

PCM_IN 22 I

PCM_SYNC 24 I or O

PCM_OUT 26 O

If unused keep pins open.

PCM output signals are tri-

stated when there is not an

active SCO or eSCO

connection.

3.3.2.6 General Purpose I/O and ADC

Signal Name Pin No I/O Signal level Comments

GPIO 3 - 9 12,14,

16, 33,

35,37,

39

I or O See 3.3.2.2.

AIO_0, AIO_1 1, 3 I Range 0 – 1.8V 8 bit

3.3.2.7 Miscellaneous

Signal Name Pin No I/O Signal level Comments

USB D- 32 I V

IL

max =0.3vdd_usb

V

IH

min =0.7vdd_usb

Normally inactive. Pull to GND

through 10kΩ.

USB D+ 34 I V

IL

max =0.3vdd_usb

V

IH

min =0.7vdd_usb

Normally inactive. Pull to GND

through 10kΩ.

1 2 3 4 5 6 7 8 9 10 11 12 ... 31 32

Comentarios a estos manuales

Sin comentarios