T89C5115_08 ATMEL [ATMEL Corporation], T89C5115_08 Datasheet - Page 15

• Manufacturer Part Number: T89C5115_08
• Description: Low Pin Count 8-bit Microcontroller with A/D Converter and 16 KBytes Flash Memory
• Manufacturer: ATMEL [ATMEL Corporation]

Figure 3. Clock CPU Generation Diagram
4128G–8051–02/08
XTAL1
XTAL2
CKCON.0
PCON.1
X2
PD
÷
2
Hardware byte
CKCON.6
CKCON.0
WDX2
X2B
X2
÷
1
0
2
CKCON.5
PCAX2
On RESET
÷
÷
1
0
2
2
CKCON.4
SIX2
0
1
÷
1
0
2
PCON.0
IDL
CKCON.3
T2X2
÷
1
0
2
CKCON.2
T1X2
÷
1
0
2
CKCON.1
T0X2
1
0
CPU Core Clock Symbol
Peripheral Clock Symbol
FT1 Clock
FPca Clock
FT0 Clock
FUart Clock
FT2 Clock
FWd Clock
CPU Core
Clock
CLOCK
and ADC
CPU
PERIPH
CLOCK
15