參數(shù)資料
型號: PSD813F2A-15JI
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 128K X 8 FLASH, 27 I/O, PIA-GENERAL PURPOSE, PQCC52
封裝: PLASTIC, LCC-52
文件頁數(shù): 36/110頁
文件大?。?/td> 837K
代理商: PSD813F2A-15JI
31/110
PSD813F2, PSD833F2, PSD834F2, PSD853F2, PSD854F2
Figure 10. 8031 Memory Modules – Separate Space
Figure 11. 8031 Memory Modules – Combined Space
Table 13. VM Register
Bit 7
PIO_EN
Bit 6
Bit 5
Bit 4
Primary
FL_Data
Bit 3
Secondary
EE_Data
Bit 2
Primary
FL_Code
Bit 1
Secondary
EE_Code
Bit 0
SRAM_Code
0 = disable
PIO mode
not
used
not
used
0 = RD
can’t access
Flash memory
0 = RD can’t
access
Secondary Flash
memory
0 = PSEN
can’t access
Flash
memory
0 = PSEN can’t
access
Secondary Flash
memory
0 = PSEN
can’t access
SRAM
1= enable
PIO mode
not
used
not
used
1 = RD
access Flash
memory
1 = RD access
Secondary Flash
memory
1 = PSEN
access
Flash
memory
1 = PSEN access
Secondary Flash
memory
1 = PSEN
access
SRAM
Primary
Flash
Memory
DPLD
Secondary
Flash
Memory
SRAM
RS0
CSBOOT0-3
FS0-FS7
CS
OE
RD
PSEN
OE
AI02869C
Primary
Flash
Memory
DPLD
Secondary
Flash
Memory
SRAM
RS0
CSBOOT0-3
FS0-FS7
RD
CS
RD
OE
VM REG BIT 2
PSEN
VM REG BIT 0
VM REG BIT 1
VM REG BIT 3
VM REG BIT 4
OE
AI02870C
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