Rainbow-electronics AT89C5132 Manual de usuario descargar pdf (Pagina 2)

2

AT8xC5132

4173A–8051–08/02

Block Diagram

Figure 1. AT8xC5132 Block Diagram

Notes: 1. Alternate function of Port 3

2. Alternate function of Port 4

8-BIT INTERNAL BUS

Clock and PLL

Unit

C51 (X2 CORE)

RAM

2304 Bytes

Flash

ROM

Interrupt

Handler Unit

FILT X2X1

MMC

Interface

I/O

MDAT

P0 - P5

10-bit A-to-D

Converter

V

SS

V

DD

Keyboard

Interface

KIN3:0

I

2

S/PCM

Audio Interface

AVSSAV

DD

AIN1:0

Ports

INT0 INT1 MOSIMISO

Timers 0/1

T1T0

SPI/DataFlash

Controller

MCLK

MCMD

SCK

RST

AREF

DSELDCLK SCLKDOUT

64K Bytes

USB

Controller

D+ D-

UART

RXDTXD

IDE

Interface

SS

Watchdog

Flash Boot

4K Bytes

UVSSUV

DD

and

BRG

11

11 112222

1

or

10-bit ADC

1 2 3 4 5 6 7 ... 161 162

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