STM32F101X8_10 Datasheet, PDF (12/85 Pages) STMicroelectronics – Medium-density access line, ARM-based 32-bit MCU with 64 or 128 KB Flash, 6 timers, ADC and 7 communication interfaces

Description
STM32F101x8, STM32F101xB
Figure 1. STM32F101xx medium-density access line block diagram
TRACECLK
TRACED[0:3]
as AS
JNTRST
JTDI
JTCK/SWCLK
JTMS/SWDIO
JTDO
as AF
NRST
VDDA
VSSA
80AF
PA[ 15:0]
PB[ 15:0]
PC[15:0]
PD[15:0]
PE[15:0]
MOSI,MISO,
SCK,NSS as AF
RX,TX, CTS, RTS,
Smart Card as AF
16AF
V_REF+
V_REF-
TPIU
TSrWacDe/trig
SW/JTAG
Cortex M3 CPU
pbus
Ibus
F_max : 36 MHz
NVIC
Dbus
Trace
Cont rol ler
Flash 128 KB
64 bit
POWER
VOLT. REG.
3.3V TO 1.8V
@VDD
NVIC
Syst em
SRAM
16 KB
@VDD
GP DMA
7 channels
@VDDA
SUPPLY
SUPERVISION
POR / PDR
Rst
PVD
Int
EXTI
WAKEUP
GPIOA
GPIOB
GPIOC
GPIOD
GPIOE
AHB2
APB2
PCLK1
PCLK 2
HCLK
FCLK
PLL &
CLOCK
MANAGT
RC 8 MHz
RC 42 kHz
@VDDA
@VBAT
XTAL OSC
4-16 MHz
IWDG
Stand by
in terface
XTAL 32 kHz
AHB2
APB 1
RTC
AWU
Back up
reg
Backu p i nterf ace
TIM2
TIM3
TIM4
USART2
USART3
2x(8x16bit)^SPI2
SPI1
USART1
@VDDA
I2C1
I2C2
12bit ADC1 IF
WWDG
Temp sen so r
V_DD = 2 to 3.6V
V_SS
OSC_IN
OSC_OUT
V_BAT
OSC32_IN
OSC32_OUT
TAMPER-RTC
4 Chann els
4 Chann els
4 Channels
RX,TX, CTS, RTS,
CK, SmartCard as AF
RX,TX, CTS, RTS,
CK, SmartCard as AF
MOSI,MISO,SCK,NSS
as AF
SCL,SDA,SMBA L
as AF
SCL,SDA
as AF
1. AF = alternate function on I/O port pin.
2. T_A = –40 °C to +85 °C (junction temperature up to 105 °C).
ai14385B
12/85
Doc ID 13586 Rev 13