STM32F101R4 STMicroelectronics, STM32F101R4 Datasheet - Page 12

• Manufacturer Part Number: STM32F101R4
• Description: Mainstream Access line, ARM Cortex-M3 MCU with 16 Kbytes Flash, 36 MHz CPU
• Manufacturer: STMicroelectronics

Specifications of STM32F101R4

• Core: ARM 32-bit Cortex™-M3 CPU
• Peripherals Supported: timers, ADC, SPIs, I2Cs and USARTs
• Conversion Range: 0 to 3.6 V
• Systick Timer: 24-bit downcounter

Description
12/79
Figure 1.
1. AF = alternate function on I/O port pin.
2. T
RX,TX, CTS, RTS,
Smartcard as AF
SCK,NSS as AF
A
MOSI,MISO,
= –40 °C to +85 °C (junction temperature up to 105 °C).
JTCK/SWCLK
JTMS/SWDIO
TRACECLK
TRACED[0:3]
as AS
16AF
PA[ 15:0]
PB[ 15:0]
PC[15:0]
PD[3:0]
NJTRST
80AF
as AF
JTDO
VDDA
NRST
VSSA
JTDI
STM32F101xx Low-density access line block diagram
@VDDA
Temp sen so r
TPIU
SW/JTAG
Cortex M3 CPU
12bit ADC
F
WAKEUP
USART1
max
GPIOA
GPIOB
GPIOC
GPIOD
SUPERVISION
EXTI
SPI
NVIC
NVIC
POR / PDR
7 channels
: 3 6 M Hz
@VDDA
GP DMA
SUPPLY
Trace/trig
PVD
SWD
IF
Doc ID 15058 Rev 5
Syst em
Dbus
Rst
Int
pbus
Ibus
AHB2
APB2
controller
Trace
@VDDA
RC 42 kHz
PCLK1
RC 8 MHz
PCLK 2
AHB2
APB 1
HCLK
SRAM
FCLK
6 KB
Flash 32 KB
64 bit
MANAGT
CLOCK
PLL &
@VBAT
STM32F101x4, STM32F101x6
Backu p i nterf ace
AWU
RTC
@VDD
USART2
W W D G
3.3V TO 1.8V
Stand by
in terface
IWDG
TIM2
TIM3
XTAL 32 kHz
I2C
VOLT. REG.
@VDD
POWER
XTAL OSC
4-16 MHz
Back up
reg
OSC32_IN
OSC32_OUT
TAMPER-RTC
OSC_IN
OSC_OUT
V
V
V
SCL,SDA,SMBA
as AF
CK, SmartCard as AF
4 Chann els
4 Chann els
RX,TX, CTS, RTS,
ai15173c
BAT
SS
DD
= 2 to 3.6 V