参数资料
型号: PSD813F3-90
厂商: 意法半导体
英文描述: Flash In-System Programmable (ISP) Peripherals for 8-bit MCUs, 5V
中文描述: Flash在系统可编程(ISP)的周边8位MCU,5V的
文件页数: 32/110页
文件大小: 1685K
代理商: PSD813F3-90
PSD813F1
32/110
Separate Space Modes
Code memory space is separated from data mem-
ory space. For example, the PSEN signal is used
to access the program code from the Flash Mem-
ory, while the RD signal is used to access data
from the EEPROM, SRAM and I/O Ports. This
configuration requires the VM register to be set to
0Ch. See
Figure 12.
Combined Space Modes
The program and data memory spaces are com-
bined into one space that allows the main Flash
Memory, EEPROM, and SRAM to be accessed by
either PSEN or RD. For example, to configure the
main Flash memory in combined space mode, bits
2 and 4 of the VM register are set to
1
(see Figure
13
).
Figure 12. 80C31 Memory Modes - Separate Space
Figure 13. 80C31 Memory Mode - Combined Space
Flash
Memory
DPLD
EEPROM
Memory
SRAM
RS0
EES0-EES3
FS0-FS7
CS
CS
CS
OE
OE
RD
PSEN
OE
AI09222
Flash
Memory
DPLD
EEPROM
Memory
SRAM
RS0
EES0-EES3
FS0-FS7
RD
CS
CS
CS
RD
OE
OE
VM REG BIT 2
PSEN
VM REG BIT 0
VM REG BIT 1
VM REG BIT 3
VM REG BIT 4
OE
AI09223
相关PDF资料
PDF描述
PSD813F3V-12 Flash In-System Programmable (ISP) Peripherals for 8-bit MCUs, 5V
PSD8132V70JT Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD8132V90JT Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD8133V12JT Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD8133V12MIT Flash In-System Programmable ISP Peripherals For 8-bit MCUs
相关代理商/技术参数
参数描述
PSD813F3-90J 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD813F3-90JI 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD813F3-90JIT 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD813F3-90JT 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD813F3-90M 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Flash In-System Programmable ISP Peripherals For 8-bit MCUs