UPSD3422_V01 datasheet(80/300 Pages) STMICROELECTRONICS

tên linh kiện	UPSD3422

Giải thích chi tiết về linh kiện	Turbo Plus series Fast Turbo 8032 MCU with USB and programmable logic

PDF	300 Pages

Scroll/Zoom	100%

nhà sản xuất	STMICROELECTRONICS [STMicroelectronics]

Trang chủ	http://www.st.com

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80 / 300 page

Obsolete

Product(s)

- Obsolete

Product(s)

Obsolete

Product(s)

- Obsolete

Product(s)

I/O ports of mcu module

UPSD3422, UPSD3433, UPSD3434, UPSD3454

80/300

CPL, INC, DEC, DJNZ, MOV, CLR, and SETB. All other types of reads to port SFRs will

read the actual pin logic level and not the port latch. This is consistent with 8051

architecture.

Figure 15.

MCU module port pin function routing

Figure 16.

MCU I/O cell block diagram for port 1

GPIO (8)

UART0 (2)

Timer0/1 (4)

C (2)

GPIO (8)

Timer2 (2)

UART1 (2)

SPI (4)

ADC (8)

PCA (8)

8032 MCU

CORE

Low Addr & Data[7:0]

Hi Address [15:8]

(Available on PSD

module pins)

MCU module

On 80-pin

devices

only

Ports

RD, WR, PSEN, ALE

SFR

AI09199b

P1.X Pin

Analog_Alt_Func_En

Analog_Pin_In

PRE

SFR

P1.X

Latch

8032 Data Bus Bit

GPIO P1.X SFR

Write Latch

MCU_Reset

P1.X SFR Read Latch

(for R-M-W instructions)

P1.X SFR Read Pin

Select_Alternate_Func

Digital_Pin_Data_In

IN 1

IN 0

MUX

VCC

SEL

WEAK

PULL-UP, B

STONGER

PULL-UP, A

LOW

SIDE

HIGH

SIDE

DELAY,

1 MCU_CLK

DELAY,

1 MCU_CLK

Digital_Alt_Func_Data_Out

AI09600

Obsolete

Product(s)

- Obsolete

Product(s)

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