USART RS485 Control Register – RS485CR. Holtek HT32F5828

Add to My manuals
637 Pages

advertisement

USART RS485 Control Register – RS485CR. Holtek HT32F5828 | Manualzz

32-Bit Arm ®

HT32F5828

Cortex ® -M0+ MCU

Bits

[0]

Field

IrDAEN

Descriptions

IrDA Enable control

0: Disable IrDA mode

1: Enable IrDA mode

USART RS485 Control Register – RS485CR

This register is used to control the RS485 mode of USART.

Offset: 0x01C

Reset value: 0x0000_0000

31 30 29 28 27

Reserved

26 25 24

Type/Reset

23 22 21 20 19

Reserved

18 17 16

Type/Reset

15 14 13 12 11

ADDMATCH

10 9 8

Type/Reset RW 0 RW 0 RW 0 RW 0 RW 0 RW 0 RW 0 RW 0

7 6 5

Reserved

4 3 2

RSAAD

1

RSNMM

0

TXENP

Type/Reset RW 0 RW 0 RW 0

Bits

[15:8]

[2]

[1]

[0]

Field Descriptions

ADDMATCH RS485 Auto Address Match value

The field contains the address match value for the RS485 auto address detection operation mode.

RSAAD RS485 Auto Address Detection Operation Mode Control

0: Disable

1: Enable

RSNMM

TXENP

RS485 Normal Multi-drop Operation Mode Control

0: Disable

1: Enable

USART RTS/TXE Pin Polarity

0: RTS/TXE is active high in the RS485 transmission mode

1: RTS/TXE is active low in the RS485 transmission mode

Rev. 1.00 302 of 637 December 28, 2020

advertisement

Related manuals

advertisement

Table of contents