UM1045 datasheet(22/36 Pages) STMICROELECTRONICS

Part #	UM1045

Description	This document applies to revision 2 EVALSPEAR320HMI expansion boards

PDF	36 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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22 / 36 page

Connector pinouts

EVALSPEAr320HMI

22/36

Doc ID 18410 Rev 3

5.10

General purpose GPIO, I2C connector (CN701)

5.11

Primer2 extension connector (CN702)

Table 20.

General purpose GPIO, I2C connector pinout (CN701)

Description

+3V3

PL_GPIO5

(I2C_SDA)(1)(2)

11 PL_GPIO34

GND

22 GND

23 PL_GPIO35

+2V5

GND

PL_GPIO39

24 GND

+5V0

PL_GPIO4

(I2C_SCK)(2)

10 GND

25 PL_GPIO21

R708, R709 -pull-ups for the SCLK and SDA line of I2C

R104, C80 -RC filter for the SDA line (R707, C701)

Table 21.

Primer2 extension connector pinout (CN702)

Description

+3V3

SSP0_MOSI

11 AIN3

UART2_TX

GND

SSP0_CLK

22 AIN4

PL_GPIO_54

3I2C_SCK(1)

SSP0_SS0

23 AIN2

UART2_RX

4I2C_SDA(1)(2)

P1_CANH

24 PL_GPIO52

+5V0

SSP0_MISO

10 P1_CANL

25 PL_GPIO53

GND

R708, R709 -Pull-ups for the SCLK and SDA line of I2C

R104, C80 -RC filter for the SDA line (R707, C701)

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