Tel: +86-755-82973805

Fax: +86-755-82973550

E-mail: sales@hoperf.com

http://www.hoperf.com

1

Feature

HP04S

. Integrated Digit pressure sensor Module.

. 300-1100hpa absolute pressure range.

. Temperature Compensated for pressure.

. Digit signal output , easy SPI interface with MCU.

. Low power consumption.

. Compact size and easy control.

. Operating voltage: 2.4v – 3.6v.

. Low cost and no external components required.

.

Application

. Pressure measurement system.

. Weather forecast product.

. Mobile altimeter/ barometer system.

. Adventure and Multi-mode Watch.. GPS Receivers.

General description

1. The HP04S is a miniature barometer module that include a pressure sensor, a high accuracy A/D

converter and a MCU(for calculation and communication). It include CS(chip select), CP, DATA,

VDD port to interface with MCU.

2. Hp04s serial output both temperature data and pressure data.

3. Hp04s Test value through the jump point (+ / 2,4,6) compensation for the current pressure

value

Pin Descriptions:

Pad no.

Pad name

I/O

Description

1

VDD

I

Module power supply.

2

GND

---

Negative power supply.

3

CS

I

Enable hp04s module operation.(High level active).

4

CP

I

Clock input from control system.

5

DATA

O

Data signal output.

6

VPP

---

For test only.

Absolute Maximum Ratings.

Parameter

Symbol

Min

Max

Unit

Supply voltage

VDD

- 0.3

4

V

Over pressure

Pov

15

Bar(abs)