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DGND
NOTE: MMC1 IS BY DEFAULT CONNECTED TO EMMC. IF COM8 TO BE USED RESISTOR RA6, R387 AND R822
SHOULD BE DNI AND RQZZ+15, R713, R714 & R393 SHOULD BE MOUNTED
SOC_MMC1_CLK
SOC_MMC1_CMD
SOC_MMC1_DAT0
SOC_MMC1_DAT3
SOC_MMC1_DAT2
SOC_MMC1_DAT1
BUF_MMC1_DAT0
23
BUF_MMC1_DAT1
23
BUF_MMC1_DAT2
23
BUF_MMC1_DAT3
23
BUF_MMC1_CMD
23
BUF_MMC1_CLK
23
R714
0E_1%
DNI
RA15
0E
DNI
1
2
3
4
5
6
7
8
R713
0E_1%
DNI
SOC_MMC1_DAT4
SOC_MMC1_DAT5
SOC_MMC1_DAT0_R
SOC_MMC1_DAT7
SOC_MMC1_DAT3_R
SOC_MMC1_DAT1_R
SOC_MMC1_DAT6
SOC_MMC1_DAT2_R
SOC_MMC1_SDWP
SOC_MMC1_CLK
SOC_MMC1_CMD
SOC_MMC1_DAT3
SOC_MMC1_DAT1
SOC_MMC1_DAT2
SOC_MMC1_DAT0
SOC_MMC1_CLK_R
SOC_MMC1_CMD_R
TRANS_EMMC_RSTn
17
R347
1K
TP124
SMD
TP125
SMD
R
2
8
1
1
0
K_
1
%
RA6
0E
1
2
3
4
5
6
7
8
R
2
8
6
1
0
K
_
1
%
R
3
0
4
1
0
K
_
1
%
MMC
1
U1-16
66AK2G02
MMC1CLK /GPIO0_67
J4
MMC1DAT0/GPIO0_66
H3
MMC1DAT1/GPIO0_65
F5
MMC1DAT2/GPIO0_64
J5
MMC1DAT3/GPIO0_63
H4
MMC1DAT5/GPIO0_61
G4
MMC1DAT6
F4
MMC1DAT7/GPIO0_59
G5
MMC1SDCD/GPIO0_69
J3
MMC1SDWP/GPIO0_70
K3
MMC1POW
K2
MMC1DAT4
E3
MMC1CMD
J2
R267
R388
0E_1%
R676
0E_1%
DNI
R387
0E_1%
R
2
9
2
1
0
K
_
1
%
R
2
9
9
1
0
K
_
1
%
R
2
6
9
1
0
K
_
1
%
R
2
7
1
1
0
K_
1
%
SOC_MCASP2AXR0
SOC_MCASP2AXR2
SOC_MCASP2AXR1
SOC_McASP2ACLKX
SOC_McASP2AHCLKR
SOC_McASP2AHCLKX
SOC_McASP2FSX
SOC_MCASP2AMUTE
SOC_MCASP2AXR3
SOC_McASP2ACLKR
SOC_McASP2FSR
SOC_MCASP2AXR4
SOC_MCASP2AXR5
SOC_MCASP2AXR0_R
SOC_MCASP2AXR0
SOC_MCASP2AMUTE
SOC_MCASP2AMUTE_R
SOC_MCASP2AXR3
23
SOC_MCASP2AXR4
23
SOC_MCASP2AXR1
23
SOC_MCASP2AXR2
23
SOC_McASP2ACLKX
23
SOC_McASP2FSX
23
SOC_McASP2AHCLKR
36
WLAN_TRANS_EN
23,29
SoC_LED0
34
R415
0E_1%
R393
0E_1%
DNI
R396
0E_1%
R413
0E_1%
R420
0E_1%
R409
0E_1%
R407
0E_1%
McASP2
U1-8
66AK2G02
GPIO0_109/MCASP2AXR1
A2
GPIO0_110/MCASP2AXR2
E4
GPIO0_114/MCASP2ACLKR
B2
GPIO0_112/MCASP2AXR4
A3
GPIO0_113/MCASP2AXR5
E5
GPIO0_120/MCASP2ACLKX
B3
GPIO0_116/MCASP2AHCLKR
E6
GPIO0_119/MCASP2AHCLKX
D5
GPIO0_108/MCASP2AXR0
D3
XREFCLK/GPIO0_117/MCASP2AMUTE
C2
GPIO0_115/MCASP2FSR
D4
GPIO0_118/MCASP2FSX
C3
GPIO0_111/MCASP2AXR3
B1
R822
0E_1%
DNI
R411
0E_1%
R428
0E_1%
R401
0E_1%
R417
0E_1%
R423
0E_1%
R821
0E_1%
DNI
R433
0E_1%
System Description
29
SPRUI65A – April 2016 – Revised January 2018
Copyright © 2016–2018, Texas Instruments Incorporated
K2G General Purpose Evaluation Module (EVMK2G)
Figure 18. eMMC and COM8 Resistor Multiplexing
Table 6. eMMC and COM8 Resistor Multiplexing
DNI
Mount
Description
RA6, R387, R388, and R822
RA15, R713, R714, and R393
Connect MMC1 to COM8
RA15, R713, R714, and R393
RA6, R387, R388, and R822
Connect MMC1 to eMMC (default)