Data Sheet ADuCM310
Rev. A Page 19 of 27
Pin No. Mnemonic Type
1
Description
G3 P0.5/SDA0/PLAO[3] I/O General-Purpose Input and Output Port 0.5/I
C Interface Data for
I2C0/Output of PLA Element 3. This pin defaults as an input with internal
pull-up disabled.
G2 P0.6/SCL1/PLAO[4] I/O General-Purpose Input and Output Port 0.6/I
2
C Interface Clock for
I2C1/Output of PLA Element 4. This pin defaults as an input with internal
pull-up disabled.
G1 P0.7/SDA1/PLAO[5] I/O General-Purpose Input and Output Port 0.7/I
C Interface Data for
I2C1/Output of PLA Element 5. This pin defaults as an input with internal
pull-up disabled.
C4 P1.0/SIN/ECLKIN/PLAI[4] I/O General-Purpose Input and Output Port 1.0/UART Input Pin/External
Input Clock/Input to PLA Element 4. The ECLKIN pin is used for the UART
downloader. This pin defaults as an input with internal pull-up disabled.
D5 P1.1/SOUT/PLACLK1/PLAI[5] I/O General-Purpose Input and Output Port 1.1/UART Output Pin/PLA Input
Clock/Input to PLA Element 5. The PLACLK1 pin is used for the UART
downloader. This pin defaults as an input with internal pull-up disabled.
C5 P1.2/PWM0/PLAI[6] I/O General-Purpose Input and Output Port 1.2/PWM0 Output/Input to PLA
Element 6. This pin defaults as an input with internal pull-up disabled.
C6 P1.3/PWM1/PLAI[7] I/O General-Purpose Input and Output Port 1.3/PWM1 Output/Input to PLA
Element 7. This pin defaults as an input with internal pull-up disabled.
C7 P1.4/PWM2/SCLK1/PLAO[10] I/O General-Purpose Input and Output Port 1.4/PWM2 Output/SPI1
Clock/Output of PLA Element 10. This pin defaults as an input with
internal pull-up disabled.
C8 P1.5/PWM3/MISO1/PLAO[11] I/O General-Purpose Input and Output Port 1.5/PWM3 Output/SPI1 Data
Master Input-Slave Output/Output of PLA Element 11. This pin defaults as
an input with internal pull-up disabled.
C9 P1.6/PWM4/MOSI1/PLAO[12] I/O General-Purpose Input and Output Port 1.6/PWM4 Output/SPI1 Data
Master Output-Slave Input/Output of PLA Element 12. This pin defaults as
an input with internal pull-up disabled.
D9 P1.7/IRQ1/PWM5/
CS1
/PLAO[13] I/O General-Purpose Input and Output Port 1.7/External Interrupt Request 1/
PWM5 Output/SPI1 Chip Select Input/Output of PLA Element 13. This pin
defaults as an input with internal pull-up disabled. If SPI1 is used,
configure this pin as
CS1
.
P2.0/IRQ2/PWMTRIP/PLACLK2/PLAI[8]
General-Purpose Input and Output Port 2.0/External Interrupt Request 2/
PWM Trip Input Source/PLA Input Clock/Input to PLA Element 8. This pin
defaults as an input with the internal pull-up disabled.
E8 P2.1/IRQ3/PWMSYNC/PLAI[9] I/O General-Purpose Input and Output Port 2.1/External Interrupt Request 3/
PWM Sync Input/Input to PLA Element 9. This pin defaults as an input
with the internal pull-up disabled.
MRST
General-Purpose Input and Output Port 2.2/External Interrupt Request 4/
Reset Out Pin/Clock Output/Input to PLA Element 10. This pin defaults as
an input with the internal pull-up disabled.
C3 P2.3/BM I/O General-Purpose Input and Output Port 2.3/BM pin. If this pin is low, then
the device enters UART download after the next rest sequence. This pin
defaults as an input with the internal pull-up disabled.
D7 P2.4/IRQ5/ADCCONV/PWM6/PLAO[18] I/O General-Purpose Input and Output Port 2.4/External Interrupt Request 5/
External Input to Start ADC Conversions/PWM6 Output/Output of
PLA Element 18. This pin defaults as an input with the internal pull-up
disabled.
D8 P2.5/IRQ6/PWM7/PLAO[19] I/O General-Purpose Input and Output Port 2.5/External Interrupt Request 6/
PWM7 Output/Output of PLA Element 19. This pin defaults as an input
with the internal pull-up disabled.
H1 P2.6/IRQ7/PLAO[20] I/O General-Purpose Input and Output Port 2.6/External Interrupt Request 7/
Output of PLA Element 20. This pin defaults as an input with the internal
pull-up disabled.
H2 P2.7/IRQ8/PLAO[21] I/O General-Purpose Input and Output Port 2.7/External Interrupt Request 8/
Output of PLA Element 21. This pin defaults as an input with the internal
pull-up disabled.
H3 P3.0/PLAI[12] I/O General-Purpose Input and Output Port 3.0/Input to PLA Element 12. This
pin defaults as an input with the internal pull-up disabled.