參數(shù)資料
型號: MC80C52XXX-25/883
廠商: TEMIC SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 25 MHz, MICROCONTROLLER, CDIP40
文件頁數(shù): 65/83頁
文件大小: 8336K
代理商: MC80C52XXX-25/883
78
7707F–AVR–11/10
AT90USB82/162
dW, debugWire channel. When the debugWIRE Enable (DWEN) Fuse is programmed and Lock
bits are unprogrammed, the debugWIRE system within the target device is activated. The
RESET port pin is configured as a wired -AND (open-drain) bi-directional I/O pin with pull-up
enabled and becomes the communication gateway between the target and the emulator.
XTAL2, Bit 0
XTAL2, Oscillator. The PC0 pin can serve as Inverting Output for internal Oscillator amplifier.
Table 11-7 and Table 11-8 relate the alternate functions of Port C to the overriding signals
Table 11-7.
Overriding Signals for Alternate Functions in PC7..PC4
Signal
Name
PC7/ICP1/INT4/CLK0
PC6/PCINT8/OC1
A
PC5/PCINT9/OC1
B
PC4/PCINT10
PUOE
0
000
PUOV
0
000
DDOE
0
DDOV
0
PVOE
0
OC1A ENABLE
OC1B ENABLE
0
PVOV
0
OC1A
OC1B
0
DIEOE
INT4 ENABLE
PCINT8 ENABLE
PCINT9 ENABLE
PCINT10 ENABLE
DIEOV
1
111
DI
INT4 INPUT
PCINT8 INPUT
PCINT9 INPUT
PCINT10 INPUT
AIO
–––
Table 11-8.
Overriding Signals for Alternate Functions in PC2..PC0
Signal
Name
PC2/PCINT11
PC1/RESET/dW
PC0/XTAL2
PUOE
0
PUOV
0
DDOE
0
DDOV
0
PVOE
0
PVOV
0
DIEOE
PCINT11 ENABLE
0
DIEOV
1
0
DI
PCINT11 INPUT
AIO
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