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TMS320DM6467T
SPRS605C JULY 2009REVISED JUNE 2012
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4.7.2.2 PINMUX1 Register Description
The Pin Multiplexing 1 Register controls the pin function in the UART0, UART1, and UART2 Blocks. The
PINMUX1 register format is shown in Figure 4-19 and the bit field descriptions are given in Table 4-23.
Some muxed pins are controlled by more than one PINMUX bit field. For the combination of the PINMUX
bit fields that control each muxed pin, see Section 4.7.3, Pin Multiplexing Details. For the pin-by-pin
muxing control of the UART0, UART1, and UART2 Blocks, see Section 4.7.3.8, UART0 Pin Muxing;
Section 4.7.3.9, UART1 Pin Muxing; and Section 4.7.3.10, UART2 Pin Muxing.
31 16
RESERVED
R-0000 0000 0000 0000
15 6 5 4 3 2 1 0
RESERVED UART2CTL UART1CTL UART0CTL
R-0000 0000 00 R/W-00 R/W-00 R/W-00
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Figure 4-19. PINMUX1 Register
Table 4-23. PINMUX1 Register Bit Descriptions
BIT NAME DESCRIPTION
31:6 RESERVED Reserved. Read returns "0".
UART2 Pin Configuration (see Section 4.7.3.10, UART2 Pin Muxing).
00 = UART function with flow control.
01 = UART function without flow control.
5:4 UART2CTL
10 = IrDA/CIR function.
11 = GPIO function.
(Individual pin functions may be overridden by TSPIMUX, CRGEN0, and CRGEN1 values.)
UART1 Pin Configuration (see Section 4.7.3.9, UART1 Pin Muxing).
00 = UART function with flow control.
01 = UART function without flow control.
3:2 UART1CTL
10 = IrDA/CIR function.
11 = GPIO function.
(Individual pin functions may be overridden by TSPIMUX and TSPOMUX values.)
UART0 Pin Configuration (see Section 4.7.3.8, UART0 Pin Muxing).
00 = UART function with modem control.
1:0 UART0CTL 01 = UART function without modem control.
1x = IrDA/CIR function.
(Individual pin functions may be overridden by TSPOMUX value.)
112 Device Configurations Copyright © 2009–2012, Texas Instruments Incorporated
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