PC312XDP512F0CFVR datasheet(397/1348 Pages) FREESCALE

Part #	PC312XDP512F0CFVR

Description	HCS12X Microcontrollers

PDF	1348 Pages

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Manufacturer	FREESCALE [Freescale Semiconductor, Inc]

Direct Link	http://www.freescale.com

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397 / 1348 page

Chapter 9 Inter-Integrated Circuit (IICV2) Block Description

MC9S12XDP512 Data Sheet, Rev. 2.21

Freescale Semiconductor

397

9.2

External Signal Description

The IICV2 module has two external pins.

9.2.1

IIC_SCL — Serial Clock Line Pin

This is the bidirectional serial clock line (SCL) of the module, compatible to the IIC bus speciﬁcation.

9.2.2

IIC_SDA — Serial Data Line Pin

This is the bidirectional serial data line (SDA) of the module, compatible to the IIC bus speciﬁcation.

9.3

Memory Map and Register Deﬁnition

This section provides a detailed description of all memory and registers for the IIC module.

9.3.1

Module Memory Map

The memory map for the IIC module is given below in Table 1-1. The address listed for each register is

the address offset.The total address for each register is the sum of the base address for the IIC module and

the address offset for each register.

PC312XDP512F0CFVR Datasheet(PDF) 397 Page - Freescale Semiconductor, Inc