mc9s12vr48 Freescale Semiconductor, Inc, mc9s12vr48 Datasheet - Page 459

• Manufacturer Part Number: mc9s12vr48
• Description: S12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

17.1.2.3
17.1.3
The block diagram of the Flash module is shown in
Freescale Semiconductor
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No external high-voltage power supply required for Flash memory program and erase operations
Interrupt generation on Flash command completion and Flash error detection
Security mechanism to prevent unauthorized access to the Flash memory
Block Diagram
CPU
Command
Request
Error
Request
Bus
Clock
Interrupt
Interrupt
Other Flash Module Features
Figure 17-1. FTMRG64K512 Block Diagram
MC9S12VR Family Reference Manual, Rev. 2.2
Preliminary - Subject to Change Without Notice
Clock
Divider
Controller
Registers
Protection
Memory
Security
Interface
Flash
FCLK
Figure
EEPROM
256x22
sector 127
sector 0
sector 1
17-1.
16bit
internal
bus
64 KByte Flash Module (S12FTMRG64K512V1)
sector 127
P-Flash
16Kx39
sector 0
sector 1
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