AN1627 Freescale Semiconductor / Motorola, AN1627 Datasheet - Page 19

• Manufacturer Part Number: AN1627
• Description: Low Cost High Efficiency Sensorless Drive for Brushless dc Motor Using MC68HC (7)05MC4
• Manufacturer: Freescale Semiconductor / Motorola

5.4
The figure below shows the overall memory usage for the system. It can be seen that very little ROM
space is required by the system.
AN1627
REV 0.2
$0000
$002F
$0030
$004F
$0050
$00BF
$00C0
$00FF
$0100
$0EFF
$0F00
$0FEF
$0FF0
$0FFF
Bootstrap ROM
EPROM/ROM
Internal RAM
User Vectors
Memory Map Usage
Self-Check/
Eprom/ROM
3584 Bytes
176 Bytes
48 Bytes
64 Bytes
16 Bytes
16 Bytes
Unused
Stack
User
I/O
Freescale Semiconductor, Inc.
For More Information On This Product,
1.35 kB
Figure 5-6.
Go to: www.freescale.com
Memory Mapping
1.20
1.00
0.80
0.60
0.40
0.20
0.00
kByte
Variables
Tables
INIT
Start-Align
Start-Ramp-up
Start-Stabil
Start-PLL lock
BODY
Subroutines
ISR-OC
ISR-IC
IRQ
MOTOROLA
19