STM32F101X6 datasheet(5/64 Pages) STMICROELECTRONICS | Access line, advanced ARM-based 32-bit MCU with Flash memory, six 16-bit timers, ADC and seven communication interfaces

5 / 64 page

STM32F101xx

List of figures

5/64

List of figures

Figure 1.

STM32F101xx access line block diagram

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Figure 2.

STM32F101xx access line LQFP100 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Figure 3.

STM32F101xx access line LQFP64 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Figure 4.

STM32F101xx access line LQFP48 pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Figure 5.

Memory map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Figure 6.

Pin loading conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 7.

Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 8.

Power supply scheme. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 9.

Current consumption measurement scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Figure 10.

High-speed external clock source AC timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Figure 11.

Low-speed external clock source AC timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Figure 12.

Typical application with an 8 MHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Figure 13.

Typical application with a 32.768 kHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Figure 14.

Unused I/O pin connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Figure 15.

I/O AC characteristics definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Figure 16.

Recommended NRST pin protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Figure 17.

I2C bus AC waveforms and measurement circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Figure 18.

SPI timing diagram - slave mode and CPHA=0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Figure 19.

SPI timing diagram - slave mode and CPHA=11). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Figure 20.

SPI timing diagram - master mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Figure 21.

ADC accuracy characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Figure 22.

Typical connection diagram using the ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Figure 23.

Power supply and reference decoupling (VREF+ not connected to VDDA). . . . . . . . . . . . . . 56

Figure 24.

Power supply and reference decoupling (VREF+ connected to VDDA) . . . . . . . . . . . . . . . 56

Figure 25.

LQPF100 – 100-pin low-profile quad flat package outline . . . . . . . . . . . . . . . . . . . . . . . . . 58

Figure 26.

LQFP64 – 64-pin low-profile quad flat package outline . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

Figure 27.

LQFP48 – 48-pin low-profile quad flat package outline . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

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