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AN4088 датащи(PDF) 33 Page - STMicroelectronics |
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AN4088 датащи(HTML) 33 Page - STMicroelectronics |
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33 / 71 page ![]() DocID023072 Rev 3 33/71 AN4088 Peripheral migration 70 3.10 ADC interface The table below presents the differences between the ADC interface of STM32F1 series and STM32F0 series; these differences are the following: New digital interface New architecture and new features Table 18. ADC differences between STM32F1 series and STM32F0 series ADC STM32F1 series STM32F0 series ADC Type SAR structure SAR structure Repartition ADC1 / ADC2 / ADC3 ADC Max Sampling freq 1 MSPS 1 MSPS Number of channels up to 21 channels up to 16 channels + 3 internal(1) Resolution 12-bit 12-bit Conversion Modes Single / continuous / Scan / Discontinuous / Dual Mode Single / continuous / Scan / Discontinuous Dual Mode DMA Yes Yes External Trigger External event for regular group For ADC1 and ADC2: TIM1 CC1 TIM1 CC2 TIM1 CC3 TIM2 CC2 TIM3 TRGO TIM4 CC4 EXTI line 11 / TIM8_TRGO For ADC3: TIM3 CC1 TIM2 CC3 TIM1 CC3 TIM8 CC1 TIM8 TRGO TIM5 CC1 TIM5 CC3 External event for injected group For ADC1 and ADC2: TIM1 TRGO TIM1 CC4 TIM2 TRGO TIM2 CC1 TIM3 CC4 TIM4 TRGO EXTI line15 / TIM8_CC4 For ADC3: TIM1 TRGO TIM1 CC4 TIM4 CC3 TIM8 CC2 TIM8 CC4 TIM5 TRGO TIM5 CC4 External event TIM1_TRGO TIM1_CC4 TIM2_TRGO TIM3_TRGO TIM15_TRGO(1) Supply requirement 2.4 V to 3.6 V 2.4 V to 3.6 V Input range Vref- ≤ Vin ≤ Vref+ VSSA ≤ VIN ≤ VDDA ≤ 3.6 V 1. Same feature but specification change or enhancement. |
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