Gpio Mapping; Table 4-1. Gpio Mapping Table - Texas Instruments AM263 Series User Manual

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4.2 GPIO Mapping

SI No. GPIO Description
1 Interupt To SoC
2 Interupt To DP83826E
3 Interupt To DP83869_01
4 Interupt To DP83869_02
5 User Defined LED
6 User Defined LED
7 Standby input to CAN tranciever
8 Enable control to clock buffer
9 Select line for ICSSM Mux 1
10 Select line for ICSSM Mux 2
11 Reset input to DP83869_01
12 Reset input to DP83869_02
13 Reset input to DP83826E
14 Enable control to SD load switch
15 Select line for RGMII1 MUX
16 Reset Control to QSPI
17 Select line for I2C0 MUX
18 GPIO output from TA header to SoC
19 Enable control to 1.7V LDO
SPRUJ09C – MARCH 2022 – REVISED FEBRUARY 2023
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Table 4-1. GPIO Mapping Table

GPIO Pin Name
GPIO21 LIN2_RXD
GPIO66 EPWM12_A
GPIO67 EPWM11_B
GPIO68 EPWM12_B
GPIO20 LIN2_TXD
GPIO1 QSPI0_CSn1
IO Expander 01
P00
P01
P02
P03
P04
P05
P06
P07
P10
P11
P12
P13
P14
Copyright © 2023 Texas Instruments Incorporated
Functionality Net Name
Interrupt SOC_INTn
Interrupt ICSSM2_PWDN/INTn
Interrupt RGMII1_INT
Interrupt ICSSM1_INT
GPIO USER_LED0
GPIO USER_LED1
GPIO MCAN1_STB
Enable CLK_BUF_EN
Mux Selection ICSSM1_MUX_SEL
Mux Selection ICSSM2_MUX_SEL
Reset GPIO_RGMII1_RST
Reset GPIO_ICSSM1_RST
Reset GPIO_ICSSM2_RST
Load SW Enable GPIO_uSD_PWR_EN
Mux Selection RGMII_MUX_SEL
Reset QSPI0_RESET
Mux Selection I2C0_MUX_SEL
1.2V REG EN TA_GPIO2
LDO Enable VPP_LDO_EN
AM263x Control Card Hardware User's Guide
Hardware Description
Active Status
LOW
LOW
LOW
LOW
PREFERABLE
PREFERABLE
High
High
PREFERABLE
PREFERABLE
LOW
LOW
LOW
High
PREFERABLE
LOW
PREFERABLE
PREFERABLE
High
17