MC9S12T64 Datasheet, PDF (79/608 Pages) Motorola, Inc – Specification

Freescale Semiconductor, Inc.
System Configuration
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Modules Variabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
MCU Variabilities. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
System Clock Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Introduction
This section describes the variabilities of the modules that are present at
the MCU level and how they are connected.
Modules Variabilities
MMC
Signal Name
reg_sw0
ram_sw2:0
eep_sw1:0
rom_sw1:0
pag_sw1:0
Table 16 MMC Module Variable I/O Signals
I/O
Configuration Description
I
Register Block Size set to 1K bytes
I
RAM Memory Size set to 2K bytes
I
CALRAM Size set to 2K bytes
I
ROM Mapping Select set to 64K bytes
I
64K bytes on-chip / 0K bytes off-chip space
Connected to
0
000
01
11
11
The information is also readable by the MCU at address $1C, $1D
(MEMSIZ0 and MEMSIZ1)
System Configuration
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MC9S12T64Revision 1.1.1