Datasheet

SCI Control Registers

www.ti.com

29.7.15 SCI Pin I/O Control Register 2 (SCIPIO2)

Figure 29-24 and Table 29-25 illustrate this register.

Figure 29-24. SCI Pin I/O Control Register 2 (SCIPIO2) [offset = 44h]

31 8

Reserved

R-0

7 3 2 1 0

Reserved TX IN RX IN Reserved

R-0 R-X R-X R-X

LEGEND: R/W = Read/Write; R = Read only; -n = value after reset; -x = Indeterminate

Table 29-25. SCI Pin I/O Control Register 2 (SCIPIO2) Field Descriptions

Bit Field Value Description

31-3 Reserved 0 Read returns 0. Writes have no effect.

2 TX IN Transmit pin in. This bit contains the current value on the SCITX pin.

0 The SCITX pin is at logic low (0).

1 The SCITX pin is at logic high (1).

1 RX IN Receive pin in. This bit contains the current value on the SCIRX pin.

0 The SCIRX pin is at logic low (0).

1 The SCIRX pin is at logic high (1).

0 Reserved 0 Writes have no effect.

1476

Serial Communication Interface (SCI) Module SPNU562–May 2014

Submit Documentation Feedback