AT89C51CC03 Atmel Corporation, AT89C51CC03 Datasheet - Page 36
AT89C51CC03
Manufacturer Part Number
AT89C51CC03
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT89C51CC03.pdf
(7 pages)
2.AT89C51CC03.pdf
(198 pages)
3.AT89C51CC03.pdf
(32 pages)
4.AT89C51CC03.pdf
(27 pages)
Specifications of AT89C51CC03
Flash (kbytes)
64 Kbytes
Max. Operating Frequency
40 MHz
Cpu
8051-12C
Max I/o Pins
37
Spi
1
Uart
1
Can
1
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
62.5
Sram (kbytes)
2.25
Eeprom (bytes)
2048
Self Program Memory
API
Operating Voltage (vcc)
3.0 to 5.5
Timers
4
Isp
UART/CAN
Watchdog
Yes
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Registers
36
AT89C51CC03
Table 10. PCON Register
PCON (S87:h) Power configuration Register
Reset Value= XXXX 0000b
Number
Bit
7-4
7
-
3
2
1
0
Mnemonic Description
GF1
GF0
Bit
IDL
PD
6
-
-
Reserved
The value read from these bits is indeterminate. Do not set these bits.
General Purpose flag 1
One use is to indicate whether an interrupt occurred during normal operation or
during Idle mode.
General Purpose flag 0
One use is to indicate whether an interrupt occurred during normal operation or
during Idle mode.
Power-Down Mode bit
Cleared by hardware when an interrupt or reset occurs.
Set to activate the Power-Down mode.
If IDL and PD are both set, PD takes precedence.
Idle Mode bit
Cleared by hardware when an interrupt or reset occurs.
Set to activate the Idle mode.
If IDL and PD are both set, PD takes precedence.
5
-
4
-
GF1
3
GF0
2
4182O–CAN–09/08
PD
1
IDL
0