Silicon Laboratories C8051F970 User Manual page 12

C8051F970DK-UG
5.14. MCU Port Pin Connections
Table 3 summarizes all functions connected to each pin on the C8051F970 MCU in the target board.
MCU Pin
P0.0 VREF
P0.1 VCP_RX
P0.2 VCP_TX
P0.3 S1 switch
P0.4 S2 switch
P0.5 LED05
P0.6 RTC crystal
P0.7 RTC crystal
P1.0 External Oscillator
(XTAL1)
P1.1 External Oscillator
(XTAL2)
P1.2 LED12
P1.3 LED13
P1.4 LED14
P1.5 LED15
P1.6 LED16
P1.7 Si504 programming pin
P2.0 CS button
P2.1 CS button
P2.2 CS button
P2.3 CS button
P2.4 CS slider
P2.5 CS slider
P2.6 CS slider
12
Table 3. MCU Pin Functions
Signal
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Rev. 0.1
MCU Pin
P2.7 CS slider
P3.0 CS button
P3.1 CS button
P3.2 CS button
P3.3 CS button
P3.4 CS button
P3.5 CS button
P3.6 CS button
P3.7 CS button
P4.0 CS button
P4.1 CS button
P4.2 CS button
P4.3 CS button
P4.4 CS button
P4.5 CS button
P4.6 CS button
P4.7 CS button
P5.0 Potentiometer
P5.1
P5.2 C2D
P6.0 I2C Slave SCL
P6.1 I2C Slave SDA
Signal
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header
Port Pin Header