SC9S12XS256J1MAA FREESCALE [Freescale Semiconductor, Inc], SC9S12XS256J1MAA Datasheet - Page 558

• Manufacturer Part Number: SC9S12XS256J1MAA
• Description: HCS12 Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

128 KByte Flash Module (S12XFTMR128K1V1)
19.2
The Flash module contains no signals that connect off-chip.
19.3
This section describes the memory map and registers for the Flash module. Read data from unimplemented
memory space in the Flash module is undefined. Write access to unimplemented or reserved memory space
in the Flash module will be ignored by the Flash module.
558
External Signal Description
Memory Map and Registers
CPU
Command
Request
Error
Request
Interrupt
Interrupt
Oscillator
Clock (XTAL)
Scratch RAM
384x16bits
Figure 19-1. FTMR128K1 Block Diagram
S12XS Family Reference Manual, Rev. 1.09
Clock
Divider
Controller
Registers
Protection
Memory
Security
Interface
Flash
FCLK
D-Flash
4Kx22
sector 31
sector 0
sector 1
16bit
internal
bus
sector 127
P-Flash
16Kx72
sector 0
sector 1
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