Cirrus-logic CS8130 Instrukcja Użytkownika Pobierz pdf (Strona 5)

VA+ VD+

AGND

PINC

PINA

LED1C

LED2C

TGND1

TGND2 DGND CLKFR

PWRDN

D/C

TXD

XTALOUT

XTALIN

FORM/BSY

RXD

CS8130

To LED

10

µ

F

+3.0V supply

TGND1, 2

0.1

µ

F

Ferrite

Bead

10

Ω

PIN

Diode

0.1

µ

F

+ Supply

LED1

R1 TBD

Ω

R2 TBD

Ω

RxD

CTS

UART

TxD

DTR

System

Control

3.6864 MHz or 1.8432 MHz.

Can also use an external

clock at 3.6864 MHz

or 1.8432 MHz

+

RESET

EXTCLK

LED2

Use: LED1/R1

or:LED1/R1 & R2

or: LED1/R1 &

LED2/R2

For 2 LED, +5V supply systems,

connect 2 LEDs in series. Use R1 & R2

to give programmable output level.

RTS

+

47

µ

F

CLKFR low for 3.6864 MHz clock

CLKFR high for 1.8432 MHz clock

Figure 1. Recommended Connection Diagram

CS8130

DS134PP2 5

CS8130

DS134F1 5

1 2 3 4 5 6 7 8 9 10 ... 27 28

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