STM32F103VC View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM32F103VC

Medium-density performance line ARM-based 32-bit MCU with 64 or 128 KB Flash, USB, CAN, 7 timers, 2 ADCs, 9 com. interfaces

STMicroelectronics 

Electrical characteristics

STM32F103xC, STM32F103xD, STM32F103xE

Figure 48. I2S slave timing diagram (Philips protocol)(1)

CPOL = 0

tc(CK)

CPOL = 1

WS input

SDtransmit

SDreceive

tw(CKH)

tw(CKL)

th(WS)

tsu(WS)

LSB transmit(2)

tsu(SD_SR)

LSB receive(2)

MSB transmit

MSB receive

tv(SD_ST)

Bitn transmit

th(SD_SR)

Bitn receive

th(SD_ST)

LSB transmit

LSB receive

ai14881b

1. Measurement points are done at CMOS levels: 0.3 × VDD and 0.7 × VDD.

2. LSB transmit/receive of the previously transmitted byte. No LSB transmit/receive is sent before the first

byte.

Figure 49. I2S master timing diagram (Philips protocol)(1)

tf(CK)

tr(CK)

CPOL = 0

CPOL = 1

WS output

SDtransmit

SDreceive

tc(CK)

tw(CKH)

tv(WS)

tw(CKL)

th(WS)

LSB transmit(2)

MSB transmit

tv(SD_MT)

Bitn transmit

tsu(SD_MR)

LSB receive(2)

MSB receive

th(SD_MR)

Bitn receive

th(SD_MT)

LSB transmit

LSB receive

ai14884b

1. Based on characterization, not tested in production.

2. LSB transmit/receive of the previously transmitted byte. No LSB transmit/receive is sent before the first

byte.

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Doc ID 14611 Rev 7

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