Samsung S3F401F User Manual
Page 7
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S3F401F_UM_REV1.00
MICROCONTROLLER
Table of Contents
(Continued)
Chapter 4
Encoder Counter
1. Overview.................................................................................................................................................. 4-1
2. Function Description ................................................................................................................................ 4-3
2.1 Position Counter Operation............................................................................................................ 4-3
3. Registers Description............................................................................................................................... 4-4
Chapter 5
Internal Flash ROM
1. Overview.................................................................................................................................................. 5-1
1.2 Features ......................................................................................................................................... 5-1
2. Block Diagram ......................................................................................................................................... 5-1
3. Flash Configuration.................................................................................................................................. 5-2
3.1 Flash ROM Configuration .............................................................................................................. 5-2
3.2 Address Alignment ......................................................................................................................... 5-2
3.3 Working Mode ................................................................................................................................ 5-2
3.4 Program Mode ............................................................................................................................... 5-2
4. Programming Modes ............................................................................................................................... 5-3
4.1 User Program Mode....................................................................................................................... 5-3
4.2 Normal Program............................................................................................................................. 5-4
4.3 Option Program.............................................................................................................................. 5-5
4.4 Sector Erase .................................................................................................................................. 5-6
4.5 Chip Erase Flowchart..................................................................................................................... 5-7
4.6 Tool Program Mode ....................................................................................................................... 5-8
5. Data Protection ........................................................................................................................................ 5-9
5.1 Protection Option Configuration..................................................................................................... 5-9
5.2 Jtag Interface Protection Bit 8........................................................................................................ 5-10
5.3 Hardware Protection Bit 17 ............................................................................................................ 5-10
5.4 Read Protection Bit 27 ................................................................................................................... 5-11
6. Registers Description............................................................................................................................... 5-12