參數(shù)資料
型號(hào)： T89C51CC01UA-SLSIM
廠商： Atmel
文件頁數(shù)： 55/123頁
文件大?。?/td> 0K
描述： IC 8051 MCU FLASH 32K 44PLCC
標(biāo)準(zhǔn)包裝： 27
系列： AT89C CAN
核心處理器： 8051
芯體尺寸： 8-位
速度： 40MHz
連通性： CAN，UART/USART
外圍設(shè)備： POR，PWM，WDT
輸入/輸出數(shù)： 32
程序存儲(chǔ)器容量： 32KB（32K x 8）
程序存儲(chǔ)器類型： 閃存
EEPROM 大?。?/td> 2K x 8
RAM 容量： 1.25K x 8
電壓 - 電源 (Vcc/Vdd)： 3 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器： A/D 8x10b
振蕩器型： 外部
工作溫度： -40°C ~ 85°C
封裝/外殼： 44-LCC（J 形引線）
包裝： 管件
配用： AT89STK-06-ND - KIT DEMOBOARD 8051 MCU W/CAN
其它名稱： T89C51CC01UASLSIM
dsPIC33F
DS70165E-page 146
Preliminary
2007 Microchip Technology Inc.
REGISTER 7-8:
DMACS1: DMA CONTROLLER STATUS REGISTER 1
U-0
R-1
—
LSTCH<3:0>
bit 15
bit 8
R-0
PPST7
PPST6
PPST5
PPST4
PPST3
PPST2
PPST1
PPST0
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 15-12
Unimplemented: Read as ‘0’
bit 11-8
LSTCH<3:0>: Last DMA Channel Active bits
1111
= No DMA transfer has occurred since system Reset
1110
-1000 = Reserved
0111
= Last data transfer was by DMA Channel 7
0110
= Last data transfer was by DMA Channel 6
0101
= Last data transfer was by DMA Channel 5
0100
= Last data transfer was by DMA Channel 4
0011
= Last data transfer was by DMA Channel 3
0010
= Last data transfer was by DMA Channel 2
0001
= Last data transfer was by DMA Channel 1
0000
= Last data transfer was by DMA Channel 0
bit 7
PPST7: Channel 7 Ping-Pong Mode Status Flag bit
1
= DMA7STB register selected
0
= DMA7STA register selected
bit 6
PPST6: Channel 6 Ping-Pong Mode Status Flag bit
1
= DMA6STB register selected
0
= DMA6STA register selected
bit 5
PPST5: Channel 5 Ping-Pong Mode Status Flag bit
1
= DMA5STB register selected
0
= DMA5STA register selected
bit 4
PPST4: Channel 4 Ping-Pong Mode Status Flag bit
1
= DMA4STB register selected
0
= DMA4STA register selected
bit 3
PPST3: Channel 3 Ping-Pong Mode Status Flag bit
1
= DMA3STB register selected
0
= DMA3STA register selected
bit 2
PPST2: Channel 2 Ping-Pong Mode Status Flag bit
1
= DMA2STB register selected
0
= DMA2STA register selected
bit 1
PPST1: Channel 1 Ping-Pong Mode Status Flag bit
1
= DMA1STB register selected
0
= DMA1STA register selected
bit 0
PPST0: Channel 0 Ping-Pong Mode Status Flag bit
1
= DMA0STB register selected
0
= DMA0STA register selected
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