Overview
The P89LPC932A1FDH is a single-chip 8-bit microcontroller produced by NXP USA Inc. It is based on a high-performance processor architecture that executes instructions in two to four clocks, which is six times the rate of standard 80C51 devices. This microcontroller is available in low-cost packages, including the 28-pin TSSOP and HVQFN packages, making it suitable for a variety of applications where space and cost are critical factors. The device incorporates many system-level functions to reduce component count, board space, and overall system cost.
Key Specifications
| Specification | Details |
|---|---|
| Core | 8-bit microcontroller with accelerated two-clock 80C51 core |
| Flash Memory | 8 kB byte-erasable flash, organized into 1 kB sectors and 64-byte pages |
| RAM | 256-byte RAM data memory, 512-byte auxiliary on-chip RAM |
| EEPROM | 512-byte customer data EEPROM |
| Analog Comparators | Two analog comparators with selectable inputs and reference source |
| Timers/Counters | Two 16-bit counter/timers, 23-bit system timer (also usable as RTC) |
| Programming | In-Circuit Programming (ICP), Serial flash In-System Programming (ISP), In-Application Programming (IAP) |
| Watchdog Timer | Watchdog timer with separate on-chip oscillator |
| Low Voltage Reset | Low voltage reset (brownout detect) |
| Packages | 28-pin TSSOP, HVQFN28 |
Key Features
- High-performance processor architecture executing instructions in two to four clocks.
- Single-byte erasing of flash memory for non-volatile data storage.
- In-Circuit Programming (ICP), Serial flash In-System Programming (ISP), and In-Application Programming (IAP) capabilities.
- Two analog comparators with selectable inputs and reference source.
- Two 16-bit counter/timers and a 23-bit system timer that can also be used as a Real-Time Clock (RTC).
- Watchdog timer with a separate on-chip oscillator and low voltage reset (brownout detect) for system reliability.
- 512-byte customer data EEPROM for serialization and storage of setup parameters.
Applications
The P89LPC932A1FDH microcontroller is suitable for a wide range of applications, including:
- Industrial control systems where high performance and reliability are required.
- Consumer electronics that need efficient and cost-effective solutions.
- Automotive systems where robustness and low power consumption are essential.
- Medical devices that require precise timing and reliable operation.
- IoT devices that need compact, low-power, and feature-rich microcontrollers.
Q & A
- What is the core architecture of the P89LPC932A1FDH microcontroller?
The P89LPC932A1FDH is based on an 8-bit microcontroller with an accelerated two-clock 80C51 core. - How much flash memory does the P89LPC932A1FDH have?
The device has 8 kB of byte-erasable flash memory, organized into 1 kB sectors and 64-byte pages. - What types of RAM are available on the P89LPC932A1FDH?
The microcontroller has 256-byte RAM data memory and 512-byte auxiliary on-chip RAM. - Does the P89LPC932A1FDH support In-System Programming?
Yes, it supports Serial flash In-System Programming (ISP) and In-Application Programming (IAP). - What is the purpose of the watchdog timer in the P89LPC932A1FDH?
The watchdog timer, with a separate on-chip oscillator, ensures system reliability by resetting the system if it fails to respond within a specified time. - What types of packages are available for the P89LPC932A1FDH?
The microcontroller is available in 28-pin TSSOP and HVQFN28 packages. - Does the P89LPC932A1FDH have any analog comparators?
Yes, it has two analog comparators with selectable inputs and reference source. - Can the P89LPC932A1FDH be used in low-power applications?
Yes, it is designed to be power-efficient, making it suitable for low-power applications. - Is the P89LPC932A1FDH still in production?
No, the P89LPC932A1FDH is no longer manufactured by NXP. - What is the purpose of the 512-byte customer data EEPROM?
The 512-byte customer data EEPROM is used for serialization of devices, storage of setup parameters, and other similar purposes.
