STEVAL-ISQ002V1 STMicroelectronics, STEVAL-ISQ002V1 Datasheet - Page 21

• 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
3.2
Table 39.
Table 40.
Source code
The source code is attached in the zip file along with the application note. This source code
is organized as shown below.
' Workspace directory
(.s19)
are
Command name
Command code
Description
SMBus transaction type
Number of data bytes
Command name
Command code
Description
SMBus transaction type
Number of data bytes
' Debug
' Sources
' interrupt_vector.c: Contains general Interrupt vector table for ST7 devices
' Main.c: Contains main source code. In this file, PMBus interface functions
' ST7_Config.h: Contains compiler selection, peripheral register inclusion,
' object files, list files, map files, executable files (.elf), hex code
' Main.h: Contains prototype of all functions used in Main.c.
' PMBus.c: Contains functions for PMBus write and read operation. The data
' PMBus.h: Contains prototype of all functions and enumerated data
' SMBus_Master.c: Contains source code for differnet SMBus master
' SMBus_Master.h: Contains prototype of all functions and enumerated data
' st72264g1.h: Contains register mapping for ST72F264G1 device.
' ST7_hr.h: Contains hardware register bit definitions for ST7 MCU
MFR_SPECIFIC_01
MFR_SPECIFIC_02
called (refer to section 3.3).
length calculator function and I2C and Alert signal interrupt sub-
and Fcpu Definition.
routines are also written inside this file.
transaction bus protocols.
types used in SMBus_Master.c.
header files inclusion for linking, macros for assembly instructions
types used in PMBus.c.
Doc ID 13286 Rev 2
MFR_SPECIFIC_01
D1h
The MFR_SPECIFIC_01 command provides
access control for configuration register writes.
Read byte
1
MFR_SPECIFIC_02
D2h
The MFR_SPECIFIC_02 is a manufacturer
defined command.
Read byte
1
PMBus commands and source code
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