ST STM32F100 Series Reference Manual page 96

Reset and clock control (RCC)
Bit 6 TIM12EN: Timer 12 clock enable
Bit 5 TIM7EN: Timer 7clock enable
Bit 4 TIM6EN: Timer 6 clock enable
Bit 3 TIM5EN: Timer 5 clock enable
Bit 2 TIM4EN: Timer 4 clock enable
Bit 1 TIM3EN: Timer 3 clock enable
Bit 0 TIM2EN: Timer 2 clock enable
96/709
Set and cleared by software.
0: Timer 12 clock disabled
1: Timer 12 clock enabled
Set and cleared by software.
0: Timer 7 clock disabled
1: Timer 7 clock enabled
Set and cleared by software.
0: Timer 6 clock disabled
1: Timer 6 clock enabled
Set and cleared by software.
0: Timer 5 clock disabled
1: Timer 5 clock enabled
Set and cleared by software.
0: Timer 4 clock disabled
1: Timer 4 clock enabled
Set and cleared by software.
0: Timer 3 clock disabled
1: Timer 3 clock enabled
Set and cleared by software.
0: Timer 2 clock disabled
1: Timer 2 clock enabled
RM0041 Rev 6
RM0041