The following figure and table describe the MXP pins and signals. Note that some pins carry both primary and secondary functions.

Figure 19. MXP Pinout


Table 4. MXP Signal Descriptions
Signal Name Reference Direction Description
+5V DGND Output +5 V power output.
AI <0..3> AGND Input 0 V to 5 V, referenced, single-ended AI channels.
AO <0..1> AGND Output 0 V to 5 V referenced, single-ended AO.
AGND — — Reference for AI and AO.
+3.3V DGND Output +3.3 V power output.
DIO <0..15> DGND Input or Output General-purpose digital lines with 3.3 V output, 3.3 V-/5 V-compatible input.
UART.RX DGND Input UART receive input. UART lines are electrically identical to DIO lines.
UART.TX DGND Output UART transmit output. UART lines are electrically identical to DIO lines.
DGND — — Reference for digital signals, +5 V, and +3.3 V.