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UPSD3233 Datasheet(PDF) 31 Page - STMicroelectronics

Part # UPSD3233
Description  Flash Programmable System Devices with 8032 Microcontroller Core
PDF  170 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UPSD3233 Datasheet(HTML) 31 Page - STMicroelectronics

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uPSD3234A, uPSD3234BV, uPSD3233B, uPSD3233BV
CA
RCAP2L
00
Timer 2
Reload low
CB
RCAP2H
00
Timer 2
Reload High
CC
TL2
00
Timer 2 Low
byte
CD
TH2
00
Timer 2 High
byte
D0
PSW
CY
AC
FO
RS1
RS0
OV
P
00
Program
Status Word
D1
S1SETUP
00
DDC I2C
(S1) Setup
D2
S2SETUP
00
I2C (S2)
Setup
D4
RAMBUF
XX
DDC Ram
Buffer
D5
DDCDAT
00
DDC Data
xmit register
D6
DDCADR
00
Addr pointer
register
D7
DDCCON
EX_DAT SWENB DDC_AX DDCINT DDC1EN SWHINT
M0
00
DDC Control
Register
D8
S1CON
CR2
ENI1
STA
STO
ADDR
AA
CR1
CR0
00
DDC I2C
Control Reg
D9
S1STA
GC
Stop
Intr
TX-Md
Bbusy
Blost
ACK_R
SLV
00
DDC I2C
Status
DA
S1DAT
00
Data Hold
Register
DB
S1ADR
00
DDC I2C
address
DC
S2CON
CR2
EN1
STA
STO
ADDR
AA
CR1
CR0
00
I2C Bus
Control Reg
DD
S2STA
GC
Stop
Intr
TX-Md
Bbusy
Blost
ACK_R
SLV
00
I2C Bus
Status
DE
S2DAT
00
Data Hold
Register
DF
S2ADR
00
I2C address
E0
ACC
00
Accumulator
E1
USCL
00
8-bit
Prescaler for
USB logic
E6
UDT1
UDT1.7
UDT1.6
UDT1.5 UDT1.4
UDT1.3 UDT1.2 UDT1.1
UDT1.0
00
USB Endpt1
Data Xmit
SFR
Addr
Reg Name
Bit Register Name
Reset
Value
Comments
76
5
4
3
2
1
0



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