STEVAL-ISQ002V1 STMicroelectronics, STEVAL-ISQ002V1 Datasheet - Page 33

• Manufacturer Part Number: STEVAL-ISQ002V1
• Description: BOARD EVAL BASED ON ST72264G1
• Manufacturer: STMicroelectronics

Specifications of STEVAL-ISQ002V1

• Main Purpose: Interface, PMBus
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: ST72F264
• Primary Attributes: The PMBus™ Interface Using the ST7 I2C Peripheral
• Secondary Attributes: Firmware in C Language
• Product: Power Management Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6423

AN2511
6.1.8
For example, to enter a date as “15 -12-1991”, then data should be entered as
313531323931 (where 31h=ASCII ”1”, 35h=ASCII “5”, etc., and the date will read “151291”).
An example of this operation is shown below.
Figure 19. Write mode operation example
When reading back the date written using single read commands, the following message is
displayed:
Figure 20. Read operation to check data writing
Group command
The user can press 3 to select group command mode. In this demonstration board, the user
can write multiple commands for multiple slave addresses.
After
Section 3.1: PMBus commands
commands and data for the group command. If the user wants to write less than 5
commands, the user can press * to terminate the group command operation.
Figure 21
appears, the user can enter any command code and data with reference to
Doc ID 13286 Rev 2
to write byte/ word/ block of data. The user can enter 5
Using the demonstration board
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