MC9S12KG128 Datasheet, PDF (93/600 Pages) Freescale Semiconductor, Inc – Microcontrollers

Chapter 2 128 Kbyte ECC Flash Module (FTS128K1ECCV1)
Table 2-16. FCMD Field Descriptions
Field
Description
6-0
Flash Command — Valid Flash commands are shown in Table 2-17. Writing any command other than those
CMDB[6:0] listed in Table 2-17 sets the ACCERR flag in the FSTAT register.
Table 2-17. Valid Flash Command List
CMDB[6:0]
0x05
0x06
0x20
0x40
0x41
0x47
NVM Command
Erase Verify
Data Compress
Word Program
Sector Erase
Mass Erase
Sector Erase Abort
2.3.2.9 RESERVED1
This register is reserved for factory testing and is not accessible.
7
6
5
4
3
2
1
0
R
0
0
0
0
0
0
0
0
W
Reset
0
0
0
0
0
0
0
0
= Unimplemented or Reserved
Figure 2-12. RESERVED1
All bits read 0 and are not writable.
Table 2-18. FCTL Field Descriptions
Field
7-0
NV[7:0]
Description
Nonvolatile Bits — The NV[7:0] bits are available as nonvolatile bits. Refer to the Device User Guide for proper
use of the NV bits.
2.3.2.10 Flash Address Registers (FADDR)
The FADDRHI and FADDRLO registers are the Flash address registers.
7
6
5
4
3
2
1
0
R
FADDRHI
W
Reset
0
0
0
0
0
0
0
0
= Unimplemented or Reserved
Figure 2-13. Flash Address High Register (FADDRHI)
MC9S12KG128 Data Sheet, Rev. 1.15
Freescale Semiconductor
93