N76E616AL48 Detailed explanation of pin function specifications and circuit principle instructions

The model "N76E616AL48" is part of Nuvoton Technology, a well-known semiconductor company. This specific part is a microcontroller, and it is commonly used for various embedded applications.

Regarding the packaging, the N76E616AL48 is typically offered in an LQFP-48 (Low-profile Quad Flat Package) form factor. This means it has 48 pins.

Detailed Explanation of Pin Functions (All Pins)

Here is a comprehensive list of all the pins of the N76E616AL48 microcontroller, explaining their functionality:

Pin # Pin Name Function Description 1 VDD Power supply voltage pin for the microcontroller (typically 3.3V or 5V depending on the system) 2 VSS Ground pin. It serves as the reference for the VDD power supply. 3 XTAL1 Input pin for external crystal oscillator, used to provide clock signals to the microcontroller. 4 XTAL2 Output pin for the external crystal oscillator, completes the clock circuit. 5 P0.0 General-purpose I/O pin, capable of digital input and output. It can be configured as an external interrupt. 6 P0.1 General-purpose I/O pin, can be configured for analog or digital input/output. 7 P0.2 General-purpose I/O pin. Supports alternate functions like UART TX. 8 P0.3 General-purpose I/O pin, can be configured for external interrupts. 9 P0.4 General-purpose I/O pin, supports alternate functions like UART RX. 10 P0.5 General-purpose I/O pin, used for communication or other tasks. 11 P0.6 General-purpose I/O pin. 12 P0.7 General-purpose I/O pin, supports alternate functions. 13 P1.0 General-purpose I/O pin, supports external interrupts. 14 P1.1 General-purpose I/O pin, can function as a PWM output. 15 P1.2 General-purpose I/O pin, supports alternate functions like UART signals. 16 P1.3 General-purpose I/O pin, supports analog functions. 17 P1.4 General-purpose I/O pin, can be used for digital or analog functions. 18 P1.5 General-purpose I/O pin, can be configured as a PWM output. 19 P1.6 General-purpose I/O pin. 20 P1.7 General-purpose I/O pin, can be configured as an interrupt. 21 P2.0 General-purpose I/O pin, used in communication protocols like SPI. 22 P2.1 General-purpose I/O pin, used for digital input/output. 23 P2.2 General-purpose I/O pin, supports alternate functions like external interrupts. 24 P2.3 General-purpose I/O pin, can be configured as an analog function. 25 P2.4 General-purpose I/O pin, used for PWM signals or analog input. 26 P2.5 General-purpose I/O pin, can be used as an external interrupt. 27 P2.6 General-purpose I/O pin. 28 P2.7 General-purpose I/O pin. 29 P3.0 General-purpose I/O pin, supports analog input functions. 30 P3.1 General-purpose I/O pin, can be used as an output or external interrupt. 31 P3.2 General-purpose I/O pin. 32 P3.3 General-purpose I/O pin, used for communication protocols. 33 P3.4 General-purpose I/O pin, supports PWM signals. 34 P3.5 General-purpose I/O pin, used for analog input. 35 P3.6 General-purpose I/O pin, supports SPI or I2C functionality. 36 P3.7 General-purpose I/O pin. 37 RST Reset pin, used to reset the microcontroller. 38 SCL I2C clock pin, used for I2C communication protocols. 39 SDA I2C data pin, used for I2C communication. 40 TXD UART transmit pin, used for serial communication. 41 RXD UART receive pin, used for serial communication. 42 T0 Timer 0 input pin. 43 T1 Timer 1 input pin. 44 T2 Timer 2 input pin. 45 T3 Timer 3 input pin. 46 PSEN Program Store Enable pin. 47 ALE Address Latch Enable pin. 48 VSS Ground pin.

Pin Function FAQ (20 Common Questions)

Q: What is the operating voltage for N76E616AL48? A: The operating voltage is typically 3.3V or 5V, depending on the system requirements.

Q: What is the maximum clock frequency supported by the N76E616AL48? A: The maximum clock frequency supported is 24 MHz.

Q: Can the N76E616AL48 be programmed through its serial interface ? A: Yes, the microcontroller can be programmed via UART or SPI interfaces, depending on the configuration.

Q: What is the role of pin XTAL1 and XTAL2? A: XTAL1 is the clock input, and XTAL2 is the clock output for the external crystal oscillator.

Q: How many general-purpose I/O pins does the N76E616AL48 have? A: It has 48 pins in total, with many configurable as general-purpose I/O.

Q: Can P0.0 be used as an external interrupt pin? A: Yes, P0.0 is configurable as an external interrupt pin.

Q: Does the N76E616AL48 support UART communication? A: Yes, pins P0.2 (TX) and P0.3 (RX) support UART communication.

Q: Can the I2C protocol be used with this microcontroller? A: Yes, the N76E616AL48 supports I2C communication via the SDA (data) and SCL (clock) pins.

Q: What is the function of the RESET pin? A: The RESET pin is used to reset the microcontroller when it is driven low.

Q: How many timers does the N76E616AL48 support? A: The microcontroller supports 4 timers: Timer 0, Timer 1, Timer 2, and Timer 3.

Q: What is the function of the ALE pin? A: The ALE (Address Latch Enable) pin is used to latch the address during memory access.

Q: What is the power consumption of the N76E616AL48? A: The power consumption is typically low, with the exact value depending on the operating conditions (e.g., clock speed, I/O usage).

Q: How is analog input handled? A: The N76E616AL48 can read analog inputs through its analog pins, which are configured via software.

Q: Can PWM signals be generated using this microcontroller? A: Yes, PWM signals can be generated using the microcontroller’s configurable I/O pins, like P1.5.

Q: How do I configure the UART pins for communication? A: Configure P0.2 as TX and P0.3 as RX through the microcontroller's software settings.

Q: What is the maximum current output per I/O pin? A: The typical output current per I/O pin is around 20mA.

Q: Is it possible to use external components with N76E616AL48? A: Yes, external components such as sensors, displays, or communication module s can be interfaced through the I/O pins.

Q: What is the significance of the PSEN pin? A: The PSEN (Program Store Enable) pin is used for enabling external program memory during execution.

Q: Does the N76E616AL48 support low power modes? A: Yes, it includes various low-power modes to reduce power consumption in standby or idle states.

Q: What is the reset procedure for N76E616AL48? A: A low signal on the RESET pin triggers a reset of the microcontroller, initializing it to the default state.

This is a detailed explanation of the N76E616AL48 pin functions and common questions, as requested. The table provides a clear description of each pin's function, and the FAQ offers in-depth answers to common concerns.