Sensing Development Kits

: 找到 20 個產品
篩選條件配置:
1 已選擇 項篩選條件
找到 20 個產品 請按一下「套用篩選」按鈕以更新結果
最小/最大 庫存信息

勾選「記住」核取方塊時,我們會儲存您最新的篩選喜好設定供日後搜尋使用

最小/最大 Kit Application Type
最小/最大 Silicon Manufacturer
最小/最大 Silicon Core Number
最小/最大 Application Sub Type
最小/最大 Kit Contents
最小/最大 Product Range

目前無法顯示合約定價。所列價格為標準零售價格,處理下單時將會套用合約定價。

已套用 個篩選條件
製造商
= NXP
 
比較選取項目 比較
展開屬性 屬性
新增屬性至表格

選擇您要加入表格底部欄位的屬性。

  製造商零件編號 訂購代碼 描述 / 製造商
庫存量 項目價格
價格
數量
Kit Application Type Silicon Manufacturer Silicon Core Number Application Sub Type Kit Contents Product Range
 
 
Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending
FRDM-FXS-MULT2-B
FRDM-FXS-MULT2-B - Evaluation Module, MMA8652FC/FXAS21002C/MPL3115A2 3-Axis Accelero/Magneto/Gyroscope

2520442

Evaluation Module, MMA8652FC/FXAS21002C/MPL3115A2 3-Axis Accelero/Magneto/Gyroscope

NXP

Kit Application Type Sensing - Navigation, Position
Silicon Manufacturer NXP
Silicon Core Number FXLS8471Q, MAG3110, FXAS21002C, MMA8652FC, MPL3115A2, FXOS8700CQ, MMA9553L

+ 查看完整產品資訊

NXP 

Evaluation Module, MMA8652FC/FXAS21002C/MPL3115A2 3-Axis Accelero/Magneto/Gyroscope

+ 查看存貨和交貨期

  • 39 件可在 3 - 4 個工作日內出貨: (英國庫存) 下午 7.35 點前訂購 (週一至週五,國定假日除外)

2021/6/21 當週起有更多存貨可供選購

Kit Application Type Sensing - Navigation, Position
Silicon Manufacturer NXP
Silicon Core Number FXLS8471Q, MAG3110, FXAS21002C, MMA8652FC, MPL3115A2, FXOS8700CQ, MMA9553L
Application Sub Type Sensor
Kit Contents Freedom Dev Board - FRDM-FXS-MULT2-B, Quick Reference Card, Jumper and Connector Packet
Product Range -

39 有存貨

1+ NT$3,535.56 項目價格

數量

每個

1+ NT$3,535.56

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Navigation, Position NXP FXLS8471Q, MAG3110, FXAS21002C, MMA8652FC, MPL3115A2, FXOS8700CQ, MMA9553L Sensor Freedom Dev Board - FRDM-FXS-MULT2-B, Quick Reference Card, Jumper and Connector Packet -
OM13078UL
OM13078UL - Evaluation Module, LPC54102 Sensor Processing/Motion Solution, Link2 Debug Probe

2453459

Evaluation Module, LPC54102 Sensor Processing/Motion Solution, Link2 Debug Probe

NXP

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number LPC54102

+ 查看完整產品資訊

NXP 

Evaluation Module, LPC54102 Sensor Processing/Motion Solution, Link2 Debug Probe

+ 查看存貨和交貨期

  • 11 件可在 3 - 4 個工作日內出貨: (英國庫存) 下午 7.35 點前訂購 (週一至週五,國定假日除外)

2020/10/12 當週起有更多存貨可供選購

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number LPC54102
Application Sub Type -
Kit Contents LPCXpresso54102 Development Board LPC54102, Sensor Shield Board, Micro USB Cable
Product Range -

11 有存貨

1+ NT$3,943.36 項目價格

數量

每個

1+ NT$3,943.36

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Motion, Vibration, Shock NXP LPC54102 - LPCXpresso54102 Development Board LPC54102, Sensor Shield Board, Micro USB Cable -
OM13081UL
OM13081UL - Evaluation Module, LPC82x Capacitive Touch Solution, 8-Bit Touchpad, 9 Keys, LCD

2471049

Evaluation Module, LPC82x Capacitive Touch Solution, 8-Bit Touchpad, 9 Keys, LCD

NXP

Kit Application Type Sensing - Touch, Proximity
Silicon Manufacturer NXP
Silicon Core Number LPC824

+ 查看完整產品資訊

NXP 

Evaluation Module, LPC82x Capacitive Touch Solution, 8-Bit Touchpad, 9 Keys, LCD

+ 查看存貨和交貨期

  • 62 件可在 3 - 4 個工作日內出貨: (英國庫存) 下午 7.35 點前訂購 (週一至週五,國定假日除外)

2020/10/19 當週起有更多存貨可供選購

Kit Application Type Sensing - Touch, Proximity
Silicon Manufacturer NXP
Silicon Core Number LPC824
Application Sub Type Capacitive Touch
Kit Contents Dev Board LPC824, LPC82x Touch Shield, USB Cable
Product Range -

62 有存貨

1+ NT$896.10 項目價格

數量

每個

1+ NT$896.10

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Touch, Proximity NXP LPC824 Capacitive Touch Dev Board LPC824, LPC82x Touch Shield, USB Cable -
FRDM-STBC-AGM04
FRDM-STBC-AGM04 - Development Board, Freedom Sensor Shield, MMA8652 Accelerometer, MAG3310 Magnetometer

3128676

Development Board, Freedom Sensor Shield, MMA8652 Accelerometer, MAG3310 Magnetometer

NXP

Kit Application Type Sensor
Silicon Manufacturer NXP
Silicon Core Number MMA8652, MAG3110, FXAS21002C

+ 查看完整產品資訊

NXP 

Development Board, Freedom Sensor Shield, MMA8652 Accelerometer, MAG3310 Magnetometer

+ 查看存貨和交貨期

  • 1 件可在 3 - 4 個工作日內出貨: (英國庫存) 下午 7.35 點前訂購 (週一至週五,國定假日除外)

2020/8/24 當週起有更多存貨可供選購

Kit Application Type Sensor
Silicon Manufacturer NXP
Silicon Core Number MMA8652, MAG3110, FXAS21002C
Application Sub Type Accelerometer / Gyroscope / Magnetometer - Three-Axis
Kit Contents Freedom Sensor Shield Board MMA8652/MAG3110/FXAS21002C
Product Range -

1 有存貨

1+ NT$796.21 項目價格

數量

每個

1+ NT$796.21

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensor NXP MMA8652, MAG3110, FXAS21002C Accelerometer / Gyroscope / Magnetometer - Three-Axis Freedom Sensor Shield Board MMA8652/MAG3110/FXAS21002C -
LFSTBUSB
LFSTBUSB - Interface Board, USB or BDM Interface, For NXP® Sensor Toolbox Evaluation Boards

1800440

Interface Board, USB or BDM Interface, For NXP® Sensor Toolbox Evaluation Boards

NXP

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number LFSTBEB7361, LFSTBEB7455, LFSTBEB7660

+ 查看完整產品資訊

NXP 

Interface Board, USB or BDM Interface, For NXP® Sensor Toolbox Evaluation Boards

+ 查看存貨和交貨期

  • 5 件可在 3 - 4 個工作日內出貨: (英國庫存) 下午 7.35 點前訂購 (週一至週五,國定假日除外)

2020/9/28 當週起有更多存貨可供選購

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number LFSTBEB7361, LFSTBEB7455, LFSTBEB7660
Application Sub Type Accelerometer
Kit Contents USB Interface Board, USB Cable, User Guide
Product Range -

5 有存貨

1+ NT$1,801.29 項目價格

數量

每個

1+ NT$1,801.29

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Motion, Vibration, Shock NXP LFSTBEB7361, LFSTBEB7455, LFSTBEB7660 Accelerometer USB Interface Board, USB Cable, User Guide -
XTRINSIC-SENSORS-EVK
XTRINSIC-SENSORS-EVK - Evaluation Kit for NXP Xtrinsic Sensors using FRDM-KL25Z Platform

2308734

Evaluation Kit for NXP Xtrinsic Sensors using FRDM-KL25Z Platform

NXP

Kit Application Type Sensing - Sampling Kit / Related Components
Silicon Manufacturer NXP
Silicon Core Number KL25Z, MAG3110, MMA8491, MPL3115

+ 查看完整產品資訊

NXP 

Evaluation Kit for NXP Xtrinsic Sensors using FRDM-KL25Z Platform

+ 查看存貨和交貨期

  • 641 件可在 3 - 4 個工作日內出貨: (英國庫存) 下午 7.35 點前訂購 (週一至週五,國定假日除外)
存貨供應完畢便停止銷售
Kit Application Type Sensing - Sampling Kit / Related Components
Silicon Manufacturer NXP
Silicon Core Number KL25Z, MAG3110, MMA8491, MPL3115
Application Sub Type -
Kit Contents Xtrinsic Sensor Board, Freedom FRDM-KL25Z Evaluation Board
Product Range -

641 有存貨

1+ NT$588.26 項目價格

數量

每個

存貨供應完畢便停止銷售

1+ NT$588.26

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Sampling Kit / Related Components NXP KL25Z, MAG3110, MMA8491, MPL3115 - Xtrinsic Sensor Board, Freedom FRDM-KL25Z Evaluation Board -
DEMOAPEXSENSOR
DEMOAPEXSENSOR - Evaluation Module, MPXM2102A/MPXV5004G/MPL115A2 Altitude Pressure Sensors, MMA7361L Inertial Sensor

2443147

Evaluation Module, MPXM2102A/MPXV5004G/MPL115A2 Altitude Pressure Sensors, MMA7361L Inertial Sensor

NXP

Kit Application Type Sensing - Pressure
Silicon Manufacturer NXP
Silicon Core Number MPXM2102A, MPXV5004G, MPL115A2, MMA7361L

+ 查看完整產品資訊

NXP 

Evaluation Module, MPXM2102A/MPXV5004G/MPL115A2 Altitude Pressure Sensors, MMA7361L Inertial Sensor

+ 查看存貨和交貨期

2021/2/1 當週起有更多存貨可供選購 有貨時聯繫我
Kit Application Type Sensing - Pressure
Silicon Manufacturer NXP
Silicon Core Number MPXM2102A, MPXV5004G, MPL115A2, MMA7361L
Application Sub Type Pressure Sensor
Kit Contents Demo Board with MPXM2102A, MPXV5004G, MPL115A2 & MMA7361L, LCD Module
Product Range -

不適用

1+ NT$4,863.47 項目價格

數量

每個

1+ NT$4,863.47

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Pressure NXP MPXM2102A, MPXV5004G, MPL115A2, MMA7361L Pressure Sensor Demo Board with MPXM2102A, MPXV5004G, MPL115A2 & MMA7361L, LCD Module -
LFSTBEB8491
LFSTBEB8491 - Evaluation Module, MMA8491Q ±8g Digital NXP® Accelerometer, Plug and Play Functionality

2443144

Evaluation Module, MMA8491Q ±8g Digital NXP® Accelerometer, Plug and Play Functionality

NXP

Kit Application Type Sensor
Silicon Manufacturer NXP
Silicon Core Number MMA8491Q

+ 查看完整產品資訊

NXP 

Evaluation Module, MMA8491Q ±8g Digital NXP® Accelerometer, Plug and Play Functionality

+ 查看存貨和交貨期

2021/2/1 當週起有更多存貨可供選購 有貨時聯繫我
Kit Application Type Sensor
Silicon Manufacturer NXP
Silicon Core Number MMA8491Q
Application Sub Type Accelerometer - Three-Axis
Kit Contents Eval Board MMA8491Q, Interface Board
Product Range -

不適用

1+ NT$2,701.94 項目價格

數量

每個

1+ NT$2,701.94

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensor NXP MMA8491Q Accelerometer - Three-Axis Eval Board MMA8491Q, Interface Board -
KITMPXSHOWEVK
KITMPXSHOWEVK - Evaluation Kit, Pressure Sensor Functional Package Board, Embossed Plastic Case

2315720

Evaluation Kit, Pressure Sensor Functional Package Board, Embossed Plastic Case

NXP

Kit Application Type Sensing - Pressure
Silicon Manufacturer NXP
Application Sub Type Pressure Sensor

+ 查看完整產品資訊

NXP 

Evaluation Kit, Pressure Sensor Functional Package Board, Embossed Plastic Case

+ 查看存貨和交貨期

2020/11/16 當週起有更多存貨可供選購 有貨時聯繫我
Kit Application Type Sensing - Pressure
Silicon Manufacturer NXP
Silicon Core Number -
Application Sub Type Pressure Sensor
Kit Contents Evaluation Board, Factsheet
Product Range -

不適用

1+ NT$2,341.69 項目價格

數量

每個

1+ NT$2,341.69

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Pressure NXP - Pressure Sensor Evaluation Board, Factsheet -
LFSTBEB865X
LFSTBEB865X - Development Kit, MMA8652FC Daughter Card & MMA8653FC Accelerometer, Sensor Interface Board

2443145

Development Kit, MMA8652FC Daughter Card & MMA8653FC Accelerometer, Sensor Interface Board

NXP

Kit Application Type Sensor
Silicon Manufacturer NXP
Silicon Core Number MC9S08QE8

+ 查看完整產品資訊

NXP 

Development Kit, MMA8652FC Daughter Card & MMA8653FC Accelerometer, Sensor Interface Board

+ 查看存貨和交貨期

2021/2/1 當週起有更多存貨可供選購 有貨時聯繫我
Kit Application Type Sensor
Silicon Manufacturer NXP
Silicon Core Number MC9S08QE8
Application Sub Type Accelerometer
Kit Contents Dev Board MC9S08QE8, MMA8652FC & MMA8653FC Daughter Boards, Quick Start Guide
Product Range -

不適用

1+ NT$2,701.94 項目價格

數量

每個

1+ NT$2,701.94

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensor NXP MC9S08QE8 Accelerometer Dev Board MC9S08QE8, MMA8652FC & MMA8653FC Daughter Boards, Quick Start Guide -
KITMPR084EVM
KITMPR084EVM - 8-Pad Touch MPR084 Evaluation Board

1605436

8-Pad Touch MPR084 Evaluation Board

NXP

Kit Application Type Sensing - Touch, Proximity
Silicon Manufacturer NXP
Silicon Core Number MPR084

+ 查看完整產品資訊

NXP 

8-Pad Touch MPR084 Evaluation Board

Kit Application Type Sensing - Touch, Proximity
Silicon Manufacturer NXP
Silicon Core Number MPR084
Application Sub Type Proximity Sensor Controller
Kit Contents Board, Plastic Cover, USB Cable
Product Range -

不適用

數量

每個

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Touch, Proximity NXP MPR084 Proximity Sensor Controller Board, Plastic Cover, USB Cable -
KITMPL115A2I2C
KITMPL115A2I2C - Evaluation Kit for MPL115A2 Digital Barometric Sensor

1839828

Evaluation Kit for MPL115A2 Digital Barometric Sensor

NXP

Kit Application Type Sensing - Pressure
Silicon Manufacturer NXP
Silicon Core Number MPL115A2

+ 查看完整產品資訊

NXP 

Evaluation Kit for MPL115A2 Digital Barometric Sensor

Kit Application Type Sensing - Pressure
Silicon Manufacturer NXP
Silicon Core Number MPL115A2
Application Sub Type Pressure Sensor
Kit Contents Board, Documents
Product Range -

不適用

數量

每個

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Pressure NXP MPL115A2 Pressure Sensor Board, Documents -
KITMPR03XEVM
KITMPR03XEVM - Capacitive Touch Evaluation Kit for MPR03X series

1692726

Capacitive Touch Evaluation Kit for MPR03X series

NXP

Kit Application Type Sensing - Touch, Proximity
Silicon Manufacturer NXP
Silicon Core Number MPR03X

+ 查看完整產品資訊

NXP 

Capacitive Touch Evaluation Kit for MPR03X series

Kit Application Type Sensing - Touch, Proximity
Silicon Manufacturer NXP
Silicon Core Number MPR03X
Application Sub Type Capacitive Touch
Kit Contents KITMPR03x Motherboard, MPR031 DIP Board, 2+IRQ Electrode Daughter Card, 3 Electrode Daughter Card
Product Range -

不適用

數量

每個

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Touch, Proximity NXP MPR03X Capacitive Touch KITMPR03x Motherboard, MPR031 DIP Board, 2+IRQ Electrode Daughter Card, 3 Electrode Daughter Card -
RD4247MAG3110
RD4247MAG3110 - Development Kit for MAG3110FC Three Axis High Performance, High Functionality 3D Magnetometer

1893345

Development Kit for MAG3110FC Three Axis High Performance, High Functionality 3D Magnetometer

NXP

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number RD4247MAG3110

+ 查看完整產品資訊

NXP 

Development Kit for MAG3110FC Three Axis High Performance, High Functionality 3D Magnetometer

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number RD4247MAG3110
Application Sub Type Magnetometer
Kit Contents Accel & Magneto I/F, MAG3110 & MMA8451 Daugh, LFSTBUSB Coms, USB Cable & User Guide
Product Range -

不適用

數量

每個

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Motion, Vibration, Shock NXP RD4247MAG3110 Magnetometer Accel & Magneto I/F, MAG3110 & MMA8451 Daugh, LFSTBUSB Coms, USB Cable & User Guide -
KIT3109MMA6280QE
KIT3109MMA6280QE - Evaluation Board, MMA6280Q ±1.5 g - 6 g Dual Axis Low-g Micromachined Accelerometer

1579900

Evaluation Board, MMA6280Q ±1.5 g - 6 g Dual Axis Low-g Micromachined Accelerometer

NXP

Kit Application Type Sensor
Silicon Manufacturer NXP
Silicon Core Number MMA6280Q

+ 查看完整產品資訊

NXP 

Evaluation Board, MMA6280Q ±1.5 g - 6 g Dual Axis Low-g Micromachined Accelerometer

Kit Application Type Sensor
Silicon Manufacturer NXP
Silicon Core Number MMA6280Q
Application Sub Type Dual-Axis Accelerometer
Kit Contents Eval Board MMA6280Q
Product Range -

不適用

數量

每個

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensor NXP MMA6280Q Dual-Axis Accelerometer Eval Board MMA6280Q -
RD3152MMA7260Q
RD3152MMA7260Q - MC9S08QG8, ACCEL, ZSTAR DEMO BOARD

1336807

MC9S08QG8, ACCEL, ZSTAR DEMO BOARD

NXP

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number MMA7260QT

+ 查看完整產品資訊

NXP 

MC9S08QG8, ACCEL, ZSTAR DEMO BOARD

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number MMA7260QT
Application Sub Type Accelerometer - Three-Axis
Kit Contents ZSTAR Demonstration Board
Product Range -

不適用

數量

每個

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Motion, Vibration, Shock NXP MMA7260QT Accelerometer - Three-Axis ZSTAR Demonstration Board -
RD3112MMA7260QE
RD3112MMA7260QE - Reference Design, MMA7260Q Sensing Triple Axis Accelerometer, I2C Digital Output

1579892

Reference Design, MMA7260Q Sensing Triple Axis Accelerometer, I2C Digital Output

NXP

Kit Application Type Sensor
Silicon Manufacturer NXP
Application Sub Type Accelerometer - Three-Axis

+ 查看完整產品資訊

NXP 

Reference Design, MMA7260Q Sensing Triple Axis Accelerometer, I2C Digital Output

Kit Application Type Sensor
Silicon Manufacturer NXP
Silicon Core Number -
Application Sub Type Accelerometer - Three-Axis
Kit Contents Board Only
Product Range -

不適用

數量

每個

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensor NXP - Accelerometer - Three-Axis Board Only -
KITMPR083EVM
KITMPR083EVM - PROXIMITY SENSOR, EVALUATION KIT

1605431

PROXIMITY SENSOR, EVALUATION KIT

NXP

Kit Application Type Sensing - Touch, Proximity
Silicon Manufacturer NXP
Silicon Core Number MPR083

+ 查看完整產品資訊

NXP 

PROXIMITY SENSOR, EVALUATION KIT

Kit Application Type Sensing - Touch, Proximity
Silicon Manufacturer NXP
Silicon Core Number MPR083
Application Sub Type Proximity Sensor Controller
Kit Contents MPR083 Proximity Sensor Controller, MC68HC908JB8JDW MCU, Sample Rotary Pads, Plastic Cover
Product Range -

不適用

數量

每個

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Touch, Proximity NXP MPR083 Proximity Sensor Controller MPR083 Proximity Sensor Controller, MC68HC908JB8JDW MCU, Sample Rotary Pads, Plastic Cover -
KIT3109MMA7260QE
KIT3109MMA7260QE - MMA7260Q, ACCELEROMETER, EVAL KIT

1579752

MMA7260Q, ACCELEROMETER, EVAL KIT

NXP

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number MMA7260QT/R2

+ 查看完整產品資訊

NXP 

MMA7260Q, ACCELEROMETER, EVAL KIT

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number MMA7260QT/R2
Application Sub Type Accelerometer - Three-Axis
Kit Contents Eval Board MMA7260QT/R2
Product Range -

不適用

數量

每個

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Motion, Vibration, Shock NXP MMA7260QT/R2 Accelerometer - Three-Axis Eval Board MMA7260QT/R2 -
RD3803MMA7660FC
RD3803MMA7660FC - Acceleration Evaluation Board Kit

1738821

Acceleration Evaluation Board Kit

NXP

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number MMA7660FC

+ 查看完整產品資訊

NXP 

Acceleration Evaluation Board Kit

Kit Application Type Sensing - Motion, Vibration, Shock
Silicon Manufacturer NXP
Silicon Core Number MMA7660FC
Application Sub Type Accelerometer
Kit Contents Accelerometer DIP Board with MMA7660FC Accelerometer, Software
Product Range -

不適用

數量

每個

限制的項目
新增
最小訂貨量: 1 訂購倍數: 1
Sensing - Motion, Vibration, Shock NXP MMA7660FC Accelerometer Accelerometer DIP Board with MMA7660FC Accelerometer, Software -