Overview
The ST72C215G2M6 is an 8-bit microcontroller from STMicroelectronics, part of the ST7 microcontroller family. Although it is now an obsolete product, it was widely used for various applications due to its robust feature set and versatility. This microcontroller is equipped with single voltage flash memory, analog-to-digital converters (ADC), 16-bit timers, and multiple communication interfaces such as SPI and I2C (in some variants of the ST7 family).
Key Specifications
| Parameter | Value |
|---|---|
| Program Memory | 8 KB (FLASH) |
| RAM | 256 bytes |
| Operating Supply Voltage | 3.2 V to 5.5 V |
| CPU Frequency | Up to 8 MHz (with oscillator up to 16 MHz) |
| Operating Temperature | 0°C to 70°C / -10°C to +85°C (optional ranges: -40°C to +85°C, -40°C to +105°C, -40°C to +125°C) |
| Packages | SO28, SDIP32 |
| Communication Interfaces | SPI, I2C (in some variants) |
| Analog Peripherals | 8-bit ADC with 6 input channels (except on ST72104Gx) |
| Timers | Two 16-bit timers with input captures, output compares, external clock input, PWM, and Pulse generator modes |
Key Features
- Enhanced reset system and low voltage supply supervisor with 3 programmable levels
- Clock sources: crystal/ceramic resonator oscillators, RC oscillators, external clock, backup Clock Security System
- 3 Power Saving Modes: Halt, Wait, and Slow
- 7 interrupt vectors plus TRAP and RESET, 22 external interrupt lines (on 2 vectors)
- 22 multifunctional bidirectional I/O lines, 14 alternate function lines, 8 high sink outputs
- Configurable watchdog timer
- Instruction set with 8-bit data manipulation, 63 basic instructions, 17 main addressing modes, and an 8 x 8 unsigned multiply instruction
Applications
The ST72C215G2M6 microcontroller is suitable for a variety of applications, including industrial control systems, automotive systems, consumer electronics, and medical devices. Its robust feature set, including multiple timers, ADCs, and communication interfaces, makes it versatile for use in complex embedded systems.
Q & A
- What is the program memory size of the ST72C215G2M6 microcontroller?
The ST72C215G2M6 has 8 KB of program memory (FLASH). - What are the operating supply voltage and temperature ranges for the ST72C215G2M6?
The operating supply voltage is 3.2 V to 5.5 V, and the operating temperature range is 0°C to 70°C with optional ranges up to -40°C to +125°C. - What communication interfaces are available on the ST72C215G2M6?
The ST72C215G2M6 features SPI and, in some variants of the ST7 family, I2C communication interfaces. - Does the ST72C215G2M6 have any power-saving modes?
Yes, it has 3 power-saving modes: Halt, Wait, and Slow. - What is the maximum CPU frequency of the ST72C215G2M6?
The maximum CPU frequency is up to 8 MHz (with oscillator up to 16 MHz). - Is the ST72C215G2M6 still in production?
No, the ST72C215G2M6 is an obsolete product and is no longer in production. - What types of timers are available on the ST72C215G2M6?
The microcontroller features two 16-bit timers with input captures, output compares, external clock input, PWM, and Pulse generator modes. - Does the ST72C215G2M6 have an ADC?
Yes, it has an 8-bit ADC with 6 input channels (except on ST72104Gx variants). - What are the available packages for the ST72C215G2M6?
The microcontroller is available in SO28 and SDIP32 packages. - What is the instruction set of the ST72C215G2M6?
The instruction set includes 8-bit data manipulation, 63 basic instructions, 17 main addressing modes, and an 8 x 8 unsigned multiply instruction.
