AN 761: Board Management Controller

ID 683850
Date 6/29/2022
Public

Pin Assignments and Description

Table 2.   Intel® MAX® 10 Pin Assignments
Pin Pin Direction Location I/O Standard Description
clk_in Input M9 2.5V Clock input for the whole system.
reset Input L22 1.5V Reset the whole design.
uart_rx Input Y19 2.5V Receive UART signal to the PC (host).
uart_tx Output W18 2.5V Send UART signal from the PC (host).
pmbus_alert[0] Input E8 3.3-V LVTTL Alert line for the PMBus.
pmbus_alert[1] Input D5 3.3-V LVTTL Alert line for the PMBus.
pmbus_alert[2] Input B5 3.3-V LVTTL Alert line for the PMBus.
pmbus_scl Output C7 3.3-V LVTTL Clock output to the PMBus devices.
pmbus_sda Bidirectional C8 3.3-V LVTTL Bidirectional data line for the PMBus.
pmbus_control[0] Output A2 3.3-V LVTTL Control line for the PMBus.
pmbus_control[1] Output A3 3.3-V LVTTL Control line for the PMBus.
pmbus_control[2] Output B4 3.3-V LVTTL Control line for the PMBus.
system_led[0] Output T20 1.5V System indicator for Group 1 power.
system_led[1] Output U22 1.5V System indicator for Group 2 power.
system_led[2] Output U21 1.5V System indicator for Group 3 power.
system_led[3] Output AA21 1.5V System indicator for the UFM storage status.
pwm_fan Output B7 3.3-V LVTTL PWM output signal for the DC fan.
button_user Input M21 1.5V User button to perform manual power up.