Datasheet

SCI/LIN Control Registers

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

Figure 28-45 and Table 28-33 illustrate this register.

Figure 28-45. 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 28-33. 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 is effective in LIN or SCI mode. This bit contains the current value on the LINTX

pin.

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

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

1 RX IN Receive pin in. This bit is effective in LIN or SCI mode. This bit contains the current value on the LINRX

pin.

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

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

0 Reserved 0 Writes have no effect.

1422

Serial Communication Interface (SCI)/Local Interconnect Network (LIN) SPNU562–May 2014

Module

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