Advertisement
4. Memory and Bus
4.1. Overview
This IC supports up to 4G bytes of accessible memory space for both instructions and data. The features
are listed below.
•
Embedded Flash memory that supports on-board programming
•
Write-protect function to protect system control registers
Figure 4.1.1 shows the memory map.
0xffff_ffff
0xf024_0000
0xf022_1fff
0xf022_0000
0xf021_ffff
0xf020_1000
0xf020_0fff
0xf020_0000
0xf01f_ffff
0xf000_1000
0xf000_0fff
0xf000_0000
0xefff_ffff
0xe000_0000
0xdfff_ffff
0x0020_4000
0x0020_3fff
0x0020_1000
0x0020_0fff
0x0020_0000
0x001f_ffff
0x0015_6800
0x0015_67ff
0x0015_3000
0x0015_2fff
0x0015_2000
0x0015_1fff
0x0015_0000
0x0014_ffff
0x0014_0000
0x0013_ffff
0x0004_0000
0x0003_ffff
0x0003_0000
0x0002_ffff
0x0000_0000
S1C31D50 TECHNICAL MANUAL
(Rev. 1.00)
Reserved
MTB SRAM area 8KB
(Device size: 32 bits)
Reserved
MTB SFR area (4K bytes)
(Device size: 32 bits)
Reserved
System ROM table (4K bytes)
(Device size: 32 bits)
Cortex-M0+ private peripherals
Reserved
Peripherals(12KB) 32bit
Peripherals(4KB) 16bit
Reserved
Voice-RAM area (14K bytes)
(Device size: 32 bits)
Reserved
RAM area (8K bytes)
(Device size: 32 bits)
Reserved
Memory mapped access area
for external Flash memory (1M bytes) (Device size: 32 bits)
Reserved
Flash ROM192KB(for Program & Voice Data)
(Device size: 32 bits)
Figure 4.1.1 Memory Map
Seiko Epson Corporation
4-1
Advertisement
