W83627EHF Datasheet, PDF (108/141 Pages) Winbond – evolving product from Winbonds most popular I/O family

W83627EHF/EF, W83627EHG/EG
7.4 Logical Device 2 (UART A)
CR 30h. (Default 01h)
BIT READ / WRITE
DESCRIPTION
7~1 Reserved.
0: Logical device is inactive.
0
R/W
1: Activate the logical device.
CR 60h, 61h. (Default 03h, F8h)
BIT READ / WRITE
DESCRIPTION
7~0
R/W
These two registers select Serial Port 1 I/O base address <100h : FF8h>
on 8 bytes boundary.
CR 70h. (Default 04h)
BIT READ / WRITE
DESCRIPTION
7~4 Reserved.
3~0
R/W
These bits select IRQ resource for Serial Port 1.
CR F0h. (Default 00h)
BIT READ / WRITE
DESCRIPTION
7~2 Reserved.
00: UART A clock source is 1.8462 MHz (24 MHz / 13).
01: UART A clock source is 2 MHz (24 MHz / 12).
1~0
R/W
00: UART A clock source is 24 MHz (24 MHz / 1).
00: UART A clock source is 14.769 MHz (24 MHz / 1.625).
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