AN3117 datasheet(27/28 Pages) STMICROELECTRONICS

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AN3117

Revision history

Doc ID 16846 Rev 4

27/28

Revision history

Table 16.

Document revision history

Date

Revision

Changes

01-Feb-2010

Initial release

10-Sep-2010

Added “high density devices” information.



Added Table 2: Peripherals served by DMA and channel allocations

(medium+ and high density devices) on page 7



Added one paragraph below Figure 1: Bus system and peripherals

supporting DMA on page 9



Modified Section 3.1.1: Configuring the DMA channels on page 13



Added “high density devices” peripherals in Table 5: DMA request

configuration functions from the communication peripheral side on

page 14, Table 6: Communication peripheral DMA channel

allocations on page 14



Modified Figure 4: Transferring data from the ADC to the RAM via

multi channel acquisition on page 19, Figure 5: Transferring data

from the USART to the RAM on page 20, Figure 6: DMA transfer

example in WFE mode on page 21



Modified addresses where codes are available in Section 4.4.1: DMA

transfer example in Wait for event (WFE) mode on page 21,

Section 4.5: DMA transfer example with TIM1 in Burst mode on

page 22 and Section 4.6.3: Transfer example case 3: software

priority configuration 2 of the DMA channels on page 25

Modified Section : Introduction

Modified title of Table 2: Peripherals served by DMA and channel

allocations (medium+ and high density devices)

Modified Table 3: Peripherals served by DMA and channel

allocations (medium density devices)

Modified footnote under Figure 1: Bus system and peripherals

supporting DMA

Modified note under Figure 1: Bus system and peripherals

supporting DMA

Modified title of Section 3.1.2: Selecting the channel request source

21-Sep-2012

Added STM8L05xx products.

Added Table 1: Applicable products.

21-Nov-2012

Added STM8AL31xx and STM8AL3Lxx products.

AN3117 Datasheet(PDF) 27 Page - STMicroelectronics

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