參數(shù)資料
型號: HMS30C7202
廠商: HYNIX SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-bit ARM7TDMI RISC static CMOS CPU core
中文描述: 32-BIT, 82.944 MHz, RISC PROCESSOR, PBGA256
封裝: 17 X 17 MM, 1.40 MM HEIGHT, 1 MM PITCH, FBGA-256
文件頁數(shù): 130/161頁
文件大?。?/td> 973K
代理商: HMS30C7202
HMS30C7110
2003 MagnaChip Semiconductor Ltd. All Rights Reserved
Version 1.5
130
INT_EXT0
0
External interrupt 0 (from GPIO0)
ARB0
Arbitration block
The priority logic for 32 interrupt requests is composed of seven rotation based arbiters: six first-
level arbiters and one second-level arbiter as shown in the following figure.
ARB6
ARB2
ARB3
ARB4
ARB5
ARB1
ARB0
REQ1: INT_EXT0
REQ2: INT_EXT1
REQ3: INT_EXT2
REQ4: INT_EXT3
REQ1: INT_EXT5
REQ2: INT_EXT6
REQ3: INT_EXT7
REQ4: Reserved
REQ5: Reserved
REQ0: INT_EXT4
REQ1: INT_ENET0
REQ2: Reserved
REQ3: Reserved
REQ4: INT_ENET1
REQ5: Reserved
REQ0: INT_TIMER
REQ1: INT_DMA0
REQ2: INT_DMA1
REQ3: INT_GPIO
REQ4: INT_PCMCIA
REQ5: INT_PCMIRQ
REQ0: Reserved
REQ1: Reserved
REQ2: Reserved
REQ3: Reserved
REQ4: INT_I2C
REQ5: INT_SPI
REQ0: INT_CARDBUS
REQ1: INT_UART0
REQ2: INT_UART1
REQ3: Reserved
REQ4: Reserved
REQ0
REQ1
REQ2
REQ3
REQ4
REQ5
IRQ
Figure 2.12 Arbitration Block Diagram
Each arbiter can handle six interrupt requests based on the one bit arbiter mode control
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