C8051F850-C-GM Datasheet, PDF (81/328 Pages) Silicon Laboratories – Low-Cost 8-bit MCU Family with up to 8 kB of Flash

Interrupt Source
Table 12.1. Interrupt Summary
Interrupt Priority Pending Flags
Vector
Order
Enable Flag
Reset
0x0000 Top
External Interrupt 0 (INT0) 0x0003 0
Timer 0 Overflow
0x000B 1
External Interrupt 1 (INT1) 0x0013 2
Timer 1 Overflow
0x001B 3
UART0
0x0023 4
Timer 2 Overflow
0x002B 5
SPI0
0x0033 6
SMB0
0x003B 7
Port Match
0x0043 8
ADC0 Window Compare
0x004B 9
ADC0 Conversion Complete 0x0053 10
Programmable Counter
Array
0x005B 11
Comparator0
0x0063 12
Comparator1
0x006B 13
Timer 3 Overflow
0x0073 14
None
IE0 (TCON.1)
TF0 (TCON.5)
IE1 (TCON.3)
TF1 (TCON.7)
RI (SCON0.0)
TI (SCON0.1)
TF2H (TMR2CN.7)
TF2L (TMR2CN.6)
SPIF (SPI0CN.7)
WCOL (SPI0CN.6)
MODF (SPI0CN.5)
RXOVRN (SPI0CN.4)
SI (SMB0CN.0)
None
ADWINT (ADC0CN.3)
ADINT (ADC0CN.5)
CF (PCA0CN.7)
CCFn (PCA0CN.n)
COVF (PCA0PWM.6)
CPFIF (CPT0CN.4)
CPRIF (CPT0CN.5)
CPFIF (CPT1CN.4)
CPRIF (CPT1CN.5)
TF3H (TMR3CN.7)
TF3L (TMR3CN.6)
N/A N/A Always Enabled
Y Y EX0 (IE.0)
Y Y ET0 (IE.1)
Y Y EX1 (IE.2)
Y Y ET1 (IE.3)
Y N ES0 (IE.4)
Y N ET2 (IE.5)
Y N ESPI0 (IE.6)
Y N ESMB0 (EIE1.0)
N/A N/A EMAT (EIE1.1)
Y N EWADC0 (EIE1.2)
Y N EADC0 (EIE1.3)
Y N EPCA0 (EIE1.4)
N N ECP0 (EIE1.5)
N N ECP1 (EIE1.6)
N N ET3 (EIE1.7)
Rev. 1.0
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