gc80c521a CORERIVER Semiconductor, gc80c521a Datasheet - Page 6

• Manufacturer Part Number: gc80c521a
• Description: Flash / Isp / Iap 8-bit Turbo Microcontrollers
• Manufacturer: CORERIVER Semiconductor

3. Block Diagram
V
SS
TURBO
80C52
CORE
POR
LVD
XTAL1
V
DD
Ring OSC.
Ring OSC.
External
24MHz
32KHz
Osc.
(256B)
IRAM
XTAL2
AUXRAM
(256B)
P0[7:0]
Controller
Port
FLASH
(8KB)
RESET
Timer0
Timer1
Timer2
P1[7:0]
CPU BUS
Controller
Interrupt
(16 bit)
WDT
P2[7:0]
SPI
Controller
ISP/IAP
ADC0[7:0] ADC1[7:0] ADC2[7:0] ADC3[7:0]
UART
P3[7:0]
MiDAS1.0B Family
I2C
16CH
PWM
P4[7:0]
ADC
MDS_SDA
MDS_SCL
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