Gpiob Mux - Texas Instruments Concerto F28M35 Series Technical Reference Manual

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Primary I/O Function
GPBMUX1 Register Bits (GPBMUX1 bits = 00)
1-0
3-2
5-4
7-6
9-8
11-10
13-12
15-14
17-16
19-18
21-20
23-22
25-24
27-26
29-28
31-30
GPBMUX2 Register Bits (GPBMUX2 bits = 00)
1-0
3-2
5-4
7-6
9-8
11-10
13-12
15-14
17-16
19-18
21-20
23-22
25-24
27-26
29-28
31-30
SPRUH22I – April 2012 – Revised November 2019
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Table 4-46. GPIOB MUX
Default at Reset
Peripheral Selection 1
(GPBMUX1 bits = 01)
GPIO32 SDAA (I/OC)
GPIO33 SCLA (I/OC)
GPIO34 ECAP1 (I/O)
GPIO35 SCITXDA (O)
GPIO36 SCIRXDA (I)
GPIO37 ECAP2 (I/O)
GPIO38
GPIO39
GPIO40
GPIO41
GPIO42
GPIO43
GPIO44
GPIO45
GPIO46
GPIO47
(GPBMUX2 bits = 01)
GPIO48 ECAP5 (I/O)
GPIO49 ECAP6 (I/O)
GPIO50 EQEP1A (I)
GPIO51 EQEP1B (I)
GPIO52 EQEP1S (I/O)
GPIO53 EQEP1I (I/O)
GPIO54 SPISIMOA (I/O)
GPIO55 SPISOMIA (I/O)
GPIO56 SPICLKA (I/O)
GPIO57 SPISTEA (I/O)
GPIO58 MCLKRA (I/O)
GPIO59 MFSRA (I/O)
GPIO60
GPIO61
GPIO62
GPIO63/XCLKIN
Copyright © 2012–2019, Texas Instruments Incorporated
C28 General-Purpose Input/Output (GPIO)
Peripheral Selection 2
(GPBMUX1 bits = 10)
SCIRXDA (I)
EPWMSYNCO (O)
SCIRXDA (I)
Reserved
Reserved
Reserved
Reserved Reserved
Reserved Reserved
Reserved Reserved
Reserved Reserved
Reserved Reserved
Reserved Reserved
Reserved Reserved
Reserved Reserved
Reserved Reserved
Reserved Reserved
(GPBMUX2 bits = 10)
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved Reserved
Reserved Reserved
Reserved Reserved
Reserved Reserved
Peripheral Selection 3
(GPBMUX1 bits = 11)
ADCSOCAO (O)
ADCSOCBO (O)
XCLKOUT (O)
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
(GPBMUX2 bits = 11)
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
EQEP3A (I)
EQEP3B (I)
EQEP3S (I/O)
EQEP3I (I/O)
EPWM7A (O)
EPWM7B (O)
EPWM8A (O)
EPWM8B (O)
EPWM9A(O)
EPWM9B (O)
General-Purpose Input/Output (GPIO)
387