Gpio Port B Mux 2 (Gpbmux2) Register; Gpio Port B Mux 2 (Gpbmux2) Register Field Descriptions - Texas Instruments Concerto F28M35 Series Technical Reference Manual

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Table 4-52. GPIO Port B MUX 1 (GPBMUX1) Register Field Descriptions (continued)
Bit Field
5:4 GPIO34
3:2 GPIO33
1:0 GPIO32
(1)
Use the M3 GPIO mux register, GPIOODR to enable the open-drain functionality of this pin for proper functionality.
4.2.7.4

GPIO Port B MUX 2 (GPBMUX2) Register

The GPIO Port B MUX 2 (GPBMUX2) register is shown and described in the figure and table below.
31 28 28
GPIO63/XCLKI GPIO62
N
R/W-0 R/W-0
15 14 13 12
GPIO55 GPIO54
R/W-0 R/W-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 4-53. GPIO Port B MUX 2 (GPBMUX2) Register Field Descriptions
Bit Field
31:30 GPIO63/XCLKI
N
29 - 28 GPIO62
27 - 26 GPIO61
SPRUH22I – April 2012 – Revised November 2019
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Value Description
Configure this pin as:
00 GPIO 34 - general purpose I/O 34 (default)
01 ECAP1 - eCAP1 (I/O)
10 SCIRXDA - SCI - A receive data (I)
11 XCLKOUT
Configure this pin as:
00 GPIO 33 - general purpose I/O 33 (default)
2
01 SCLA - I C clock bidirectional port (I/O)
10 EPWMSYNCO - External ePWM sync pulse output (O)
11 ADCSOCBO - ADC start-of-conversion B (O)
Configure this pin as:
00 GPIO 32 - general purpose I/O 32 (default)
2
01 SDAA - I C data bidirectional port (I/O)
10 SCIRXDA - SCI - A receive data (I)
11 ADCSOCAO - ADC start-of-conversion A (O)
Figure 4-45. GPIO Port B MUX 2 (GPBMUX2) Register
27 26 25 24
GPIO61 GPIO60
R/W-0 R/W-0
11 10 9
GPIO53 GPIO52
R/W-0 R/W-0
Value Description
Configure this pin as:
00 GPIO 63 - general purpose I/O 63 (default) / XCLKIN
01 Reserved
10 Reserved
11 EPWM9B - ePWM9 output B (O)
Configure this pin as:
00 GPIO 62 - general purpose I/O 62 (default)
01 Reserved
10 Reserved
11 EPWM9A - ePWM9 output A (O)
Configure this pin as:
00 GPIO 61 - general purpose I/O 61 (default)
01 Reserved
10 Reserved
11 EPWM8B - ePWM8 output B (O)
Copyright © 2012–2019, Texas Instruments Incorporated
C28 General-Purpose Input/Output (GPIO)
(1)
(1)
23 22 21
GPIO59 GPIO58
R/W-0 R/W-0
8 7 6 5
GPIO51 GPIO50
R/W-0 R/W-0
General-Purpose Input/Output (GPIO)
20 19 18 17
GPIO57 GPIO56
R/W-0 R/W-0
4 3 2 1
GPIO49 GPIO48
R/W-0 R/W-0
16
0
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