HT85F2270 datasheet(213/226 Pages) HOLTEK

213 / 226 page

Rev. 1.00

�1� of ��6

�a� 1�� 01�

Standard 8051 8-Bit Flash MCU

HT85F2260/HT85F2270/HT85F2280

S1RELL Register – UART1 Reload Low Register

SFR Address: 9Dh

Bit

Name

S1REL.7

S1REL.6

S1REL.�

S1REL.4

S1REL.�

S1REL.1

S1REL.0

R/W

POR

S1RELH Register – UART1 Reload High Register

SFR Address: BBh

Bit

Name

—

S1REL.9

S1REL.8

R/W

—

R/W

POR

—

The UART1 Reload registers, S1RELL and S1RELH, are used to setup the UART1 baud rate

generation. The UART1 baud rate setup range is 10-bit wide, consisting of 8 bits in S1RELL and 2

bits in S1RELH.

SPPRE Register – UART Clock Prescaler Register

SFR Address: A5h

Bit

Name

—

S1PRE1

S1PRE0

S0PRE1

S0PRE0

R/W

—

R/W

POR

—

Bit 7~4

Unimplemented, read as “0”

Bit 3~2

S1PRE1, S1PRE0: UART 1 Reload Counter Clock Select

00: fSYS/12

01: fSYS/6

10: fSYS/4

11: fSYS

Bit 1~0

S0PRE1, S0PRE0: UART 0 Reload Counter Clock Select

00: fSYS/12

01: fSYS/6

10: fSYS/4

11: fSYS

HT85F2270 bảng dữ liệu(PDF) 213 Page - Holtek Semiconductor Inc

HT85F2270 bảng dữ liệu(HTML) 213 Page - Holtek Semiconductor Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

bảng dữ liệu tải về

Link URL