參數(shù)資料
型號: M308B6FCGP
元件分類: 微控制器/微處理器
英文描述: 32-BIT, FLASH, 32 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 14 MM, 0.50 MM PITCH, PLASTIC, LQFP-100
文件頁數(shù): 13/69頁
文件大?。?/td> 1119K
代理商: M308B6FCGP
M32C/8B Group
2. Central Processing Unit (CPU)
REJ03B0242-0100 Rev.1.00 Nov 01, 2009
Page 20 of 67
2.1.8.7
Interrupt Enable Flag (I)
The I flag enables maskable interrupts.
Interrupts are disabled when the I flag is set to 0 and enabled when it is set to 1. The I flag becomes 0 when
an interrupt request is acknowledged.
2.1.8.8
Stack Pointer Select Flag (U)
ISP is selected when the U flag is set to 0. USP is selected when the U flag is set to 1.
The U flag becomes 0 when a hardware interrupt request is acknowledged or the INT instruction specifying
software interrupt numbers 0 to 31 is executed.
2.1.8.9
Processor Interrupt Priority Level (IPL)
IPL is 3 bits wide and assigns processor interrupt priority levels from level 0 to level 7.
If a requested interrupt has higher priority level than IPL, the interrupt is enabled.
2.1.8.10 Reserved Space
Only write 0 to bits assigned to the reserved space. When read, the bits return undefined values.
2.2
High-Speed Interrupt Registers
Registers associated with the high-speed interrupt are as follows:
Flag save register (SVF)
PC save register (SVP)
Vector register (VCT)
2.3
DMAC-Associated Registers
Registers associated with the DMAC are as follows:
DMA mode register (DMD0, DMD1)
DMA transfer count register (DCT0, DCT1)
DMA transfer count reload register (DRC0, DRC1)
DMA memory address register (DMA0, DMA1)
DMA memory address reload register (DRA0, DRA1)
DMA SFR address register (DSA0, DSA1)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M308B6FGGP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:RENESAS MCU M16C FAMILY / M32C/80 SERIES
M308B6SGP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:RENESAS MCU
M308B8FCGP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:RENESAS MCU M16C FAMILY / M32C/80 SERIES
M308B8FGGP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:RENESAS MCU
M308B8SGP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:RENESAS MCU M16C FAMILY / M32C/80 SERIES