C8051F502-IMR Silicon Laboratories Inc, C8051F502-IMR Datasheet - Page 119
C8051F502-IMR
Manufacturer Part Number
C8051F502-IMR
Description
MCU 8-Bit C8051F50x 8051 CISC 64KB Flash 2.5V/3.3V/5V 32-Pin QFN EP T/R
Manufacturer
Silicon Laboratories Inc
Datasheet
1.C8051F502-IM.pdf
(312 pages)
Specifications of C8051F502-IMR
Package
32QFN EP
Device Core
8051
Family Name
C8051F50x
Maximum Speed
50 MHz
Ram Size
4.25 KB
Program Memory Size
64 KB
Operating Supply Voltage
2.5|3.3|5 V
Data Bus Width
8 Bit
Program Memory Type
Flash
Number Of Programmable I/os
25
Interface Type
I2C/SPI/UART
On-chip Adc
32-chx12-bit
Operating Temperature
-40 to 125 °C
Number Of Timers
4
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Table 14.1. Interrupt Summary
Reset
External Interrupt 0
(INT0)
Timer 0 Overflow
External Interrupt 1
(INT1)
Timer 1 Overflow
UART0
Timer 2 Overflow
SPI0
SMB0
ADC0 Window Com-
pare
ADC0 Conversion
Complete
Programmable
Counter Array
Comparator0
Comparator1
Timer 3 Overflow
LIN0
Voltage Regulator
Dropout
CAN0
Port Match
Note: The LIN0INT bit is cleared by setting RSTINT (LINCTRL.3)
Interrupt Source
Interrupt
0x000B
0x001B
0x002B
0x003B
0x004B
0x005B
0x006B
0x007B
0x008B
0x0000
0x0003
0x0013
0x0023
0x0033
0x0043
0x0053
0x0063
0x0073
0x0083
Vector
Priority
Order
Top
10
11
12
13
14
15
16
17
0
1
2
3
4
5
6
7
8
9
RXOVRN (SPI0CN.4)
COVF (PCA0PWM.6)
AD0INT (ADC0CN.5)
CP0RIF (CPT0CN.5)
CP1RIF (CPT1CN.5)
CP0FIF (CPT0CN.4)
CP1FIF (CPT1CN.4)
TF2H (TMR2CN.7)
CCFn (PCA0CN.n)
TF3H (TMR3CN.7)
TF2L (TMR2CN.6)
WCOL (SPI0CN.6)
MODF (SPI0CN.5)
TF3L (TMR3CN.6)
LIN0INT (LINST.3)
Rev. 1.2
SPIF (SPI0CN.7)
CF (PCA0CN.7)
SI (SMB0CN.0)
RI0 (SCON0.0)
TI0 (SCON0.1)
TF0 (TCON.5)
TF1 (TCON.7)
Pending Flag
IE0 (TCON.1)
IE1 (TCON.3)
(ADC0CN.3)
(CAN0CN.7)
AD0WINT
CAN0INT
None
None
N/A
C8051F50x/F51x
N/A N/A
N/A N/A
N/A N/A
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
N
N
N
N
N
N*
N
N
N
N
N
N
N
Y
Y
Y
Y
N
N
N
Y
EX0 (IE.0) PX0 (IP.0)
ET0 (IE.1) PT0 (IP.1)
EX1 (IE.2) PX1 (IP.2)
ET1 (IE.3) PT1 (IP.3)
ES0 (IE.4) PS0 (IP.4)
ET2 (IE.5) PT2 (IP.5)
EWADC0
Enabled
(EIE1.0)
(EIE1.1)
(EIE1.2)
(EIE1.3)
(EIE1.4)
(EIE1.5)
(EIE1.6)
(EIE1.7)
(EIE2.0)
(EIE2.1)
(EIE2.2)
ESMB0
EREG0
Enable
EADC0
EPCA0
ECAN0
Always
ESPI0
ELIN0
EMAT
ECP0
ECP1
(IE.6)
Flag
ET3
PWADC0
(EIP1.0)
(EIP1.1)
(EIP1.2)
(EIP1.3)
(EIP1.4)
(EIP1.5)
(EIP1.6)
(EIP1.7)
(EIP2.0)
(EIP2.1)
(EIP2.2)
Priority
Control
Highest
PSMB0
PREG0
PCAN0
PADC0
PPCA0
Always
PSPI0
PLIN0
PCP0
PCP1
PMAT
(IP.6)
PT3
119
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