gc80c520g CORERIVER Semiconductor, gc80c520g Datasheet - Page 13

• Manufacturer Part Number: gc80c520g
• Description: Eprom / Rom / Romless Based 8-bit Turbo Microcontrollers
• Manufacturer: CORERIVER Semiconductor

ACC
B
PSW
SP
DPTR
P0
P1
P2
P3
IP
IPH
IE
TCON
TMOD
T2CON
T2MOD
TH0
TL0
TH1
TL1
TH2
TL2
RCAP2H
RCAP2L
SCON
SBUF
SADEN
SADDR
PCON
Register
DPL
DPH
6.2. SFR Brief Description
80C52 SFR Registers
Accumulator
B Register
Program Status Word
Stack Pointer
Data Pointer (2 bytes)
Port 0
Port 1
Port 2
Port 3
Interrupt Priority Low
Interrupt Priority High
Interrupt Enable Control
T/C 0/1 Control
T/C 0/1 Mode Control
T/C 2 Control
T/C 2 Mode Selection
T/C 0 High byte
T/C 0 Low byte
T/C 1 High byte
T/C 1 Low byte
T/C 2 High byte
T/C 2 Low byte
T/C 2 Capture Reg. High byte
T/C 2 Capture Reg. Low byte
Serial Control
Serial Buffer
Slave Address Mask Enable
Slave Address
Power Control
Low byte
High byte
Name
Reset Value
00000000
00000000
00000000
00000111
00000000
00000000
11111111
11111111
11111111
11111111
10000000
10000000
00000000
00000000
00000000
00000000
******00
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00*10000
CAUTION : Don’t touch bit *. Updating these bits will cause the malfunctions.
P0SEL
P1SEL
P2SEL
P3SEL
P4SEL
P4
ALTSEL
PWM0CON
PWM1CON
PWM0D
PWM1D
ADCON
ADCR
ADCSEL
WDCON
CKCON
PMR
EXIF
EIP
EIE
STATUS
Register
Newly added SFR Registers in MiDAS1.0 Family
Port 0 Pull-up Control
Port 1 Pull-up Control
Port 2 Pull-up Control
Port 3 Pull-up Control
Port 4 Pull-up Control
Port 4. Only Available for 44PLCC
Alternative Function Selection
PWM 0 Control
PWM 1 Control
PWM 0 Duty Data
PWM 1 Duty Data
ADC Control & ADC Result LSB
ADC Result Value Including MSB bit
ADC Channel Selection and ADC Input Clock Divide Control
Power Flag and Watchdog Timer Control
Watchdog Timer and 4-cycle Switching Control
Power Management Control
Added External Interrupt and LVD Control
Extended Interrupt Priority
Extended Interrupt Enable
Crystal Status
only for 8/10/20 DIP/SOP Package Type
Don’t use in 40DIP/44PLCC Package Type.
Name
MiDAS1.0 Family
Reset Value
11111111
00000000
00000000
00000000
****0000
****1111
**000000
00000000
00000000
00000000
00000000
001000*0
00000000
000*0000
*1010000
00000***
*****0**
00001**1
*0000000
*0000000
***0****
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