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SH79F6489P/080PR Datasheet(PDF) 102 Page - SINOWEALTH Electronic Ltd

Part # SH79F6489P/080PR
Description  Enhanced 8051 Microcontroller with 20bit Σ-ΔADC and LCD Driver
PDF  152 Pages
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Manufacturer  SINOWEALTH [SINOWEALTH Electronic Ltd]
Direct Link  https://en.sinowealth.com
Logo SINOWEALTH - SINOWEALTH Electronic Ltd

SH79F6489P/080PR Datasheet(HTML) 102 Page - SINOWEALTH Electronic Ltd

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SH79F6488/SH79F6489
102
Table 8.22 EUART Data Buffer Register
99H
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
SBUF
SBUF.7
SBUF.6
SBUF.5
SBUF.4
SBUF.3
SBUF.2
SBUF.1
SBUF.0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Value
(POR/WDT/LVR/PIN)
0
0
0
0
0
0
0
0
Bit Number
Bit Mnemonic
Description
7-0
SBUF[7:0]
This SFR accesses two registers; a transmit shift register and a receive latch register
A write of SBUF will send the byte to the transmit shift register and then initiate a
transmission
A read of SBUF returns the contents of the receive latch
Table 8.23 EUART Slave Address & Address Mask Register
9AH-9BH
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
SADDR (9AH)
SADDR.7
SADDR.6
SADDR.5
SADDR.4
SADDR.3
SADDR.2
SADDR.1
SADDR.0
SADEN (9BH)
SADEN.7
SADEN.6
SADEN.5
SADEN.4
SADEN.3
SADEN.2
SADEN.1
SADEN.0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Value
(POR/WDT/LVR/PIN)
0
0
0
0
0
0
0
0
Bit Number
Bit Mnemonic
Description
7-0
SADDR[7:0]
SFR SADDR defines the EUART’s slave address
7-0
SADEN[7:0]
SFR SADEN is a bit mask to determine which bits of SADDR are checked
0: Corresponding bit in SADDR is a “don’t care”
1: Corresponding bit in SADDR is checked against a received address
Table 8.24 EUART Baudrate generator register
9CH-9DH
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
SBRTH (9CH)
SBRTEN
SBRT.14
SBRT.13
SBRT.12
SBRT.11
SBRT.10
SBRT.9
SBRT.8
SBRTL (9DH)
SBRT.7
SBRT.6
SBRT.5
SBRT.4
SBRT.3
SBRT.2
SBRT.1
SBRT.0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Value
(POR/WDT/LVR/PIN)
0
0
0
0
0
0
0
0
Bit Number
Bit Mnemonic
Description
7
SBRTEN
EUART Baudrate enable control bit
0: disable (deault)
1: enable
6-0, 7-0
SBRT[14:0]
EUART Baudrate bits
Table 8.25 EUART Baudrate generator fine-tune register
B6H
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
SFINE
-
-
-
-
SFINE.3
SFINE.2
SFINE.1
SFINE.0
R/W
-
-
-
-
R/W
R/W
R/W
R/W
Reset Value
(POR/WDT/LVR/PIN)
-
-
-
0
0
0
0
Bit Number
Bit Mnemonic
Description
3-0
SFINE[3:0]
EUART Baudrate generator fine-tune register



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