参数资料
型号: T89C51CC01UA-RLTIM
厂商: Atmel
文件页数: 50/123页
文件大小: 0K
描述: IC 8051 MCU FLASH 32K 44VQFP
标准包装: 160
系列: AT89C CAN
核心处理器: 8051
芯体尺寸: 8-位
速度: 40MHz
连通性: CAN,UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 32
程序存储器容量: 32KB(32K x 8)
程序存储器类型: 闪存
EEPROM 大小: 2K x 8
RAM 容量: 1.25K x 8
电压 - 电源 (Vcc/Vdd): 3 V ~ 5.5 V
数据转换器: A/D 8x10b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 44-LQFP
包装: 托盘
配用: AT89STK-06-ND - KIT DEMOBOARD 8051 MCU W/CAN
其它名称: T89C51CC01UARLTIM
2007 Microchip Technology Inc.
Preliminary
DS70165E-page 141
dsPIC33F
REGISTER 7-2:
DMAxREQ: DMA CHANNEL x IRQ SELECT REGISTER
R/W-0
U-0
FORCE(1)
bit 15
bit 8
U-0
R/W-0
U-0
R/W-0
IRQSEL6(2)
IRQSEL5(2)
IRQSEL4(2)
IRQSEL3(2)
IRQSEL2(2)
IRQSEL1(2)
IRQSEL0(2)
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 15
FORCE: Force DMA Transfer bit(1)
1
= Force a single DMA transfer (Manual mode)
0
= Automatic DMA transfer initiation by DMA request
bit 14-7
Unimplemented: Read as ‘0’
bit 6-0
IRQSEL<6:0>: DMA Peripheral IRQ Number Select bits(2)
0000000
-1111111 = DMAIRQ0-DMAIRQ127 selected to be Channel DMAREQ
Note 1:
The FORCE bit cannot be cleared by the user. The FORCE bit is cleared by hardware when the forced
DMA transfer is complete.
2:
Please see Table 6-1 for a complete listing of IRQ numbers for all interrupt sources.
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