SC9S12XS256J1MAA FREESCALE [Freescale Semiconductor, Inc], SC9S12XS256J1MAA Datasheet - Page 128
SC9S12XS256J1MAA
Manufacturer Part Number
SC9S12XS256J1MAA
Description
HCS12 Microcontrollers
Manufacturer
FREESCALE [Freescale Semiconductor, Inc]
Datasheet
1.SC9S12XS256J1MAA.pdf
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Memory Mapping Control (S12XMMCV4)
3.2
The user is advised to refer to the SoC Guide for port configuration and location of external bus signals.
Some pins may not be bonded out in all implementations.
Table 3-2
128
External Signal Description
outlines the pin names and functions. It also provides a brief description of their operation.
Signal
MODC
MMC
Data FLASH
Table 3-2. External Input Signals Associated with the MMC
BDM
I/O
I
Address Decoder & Priority
S12XS Family Reference Manual, Rev. 1.09
PGMFLASH
Target Bus Controller
Figure 3-1. MMC Block Diagram
Description
Mode input
RAM
CPU
Peripherals
RESET (active low)
Latched after
Availability
Freescale Semiconductor
DBG
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