UPSD3354DV-40U6 Datasheet, PDF (84/272 Pages) STMicroelectronics – fast 8032 MCU with programmable logic

I/O ports of MCU module
UPSD33xx
Table 43. P1SFS0 and P1SFS1 details (continued)
Default port function
Alternate 1 port
function
Port 1 pin
R/W
P1SFS0[i] = 0, P1SFS1[i] = x
P1SFS0[i] = 1,
P1SFS1[i] = 0
Port 1 Pin, i = 0.. 7
Port 1 Pin, i = 0.. 7
3
R,W
GPIO
UART1 Transmit, TXD1 ADC Chn 3 Input, ADC3
4
R,W
GPIO
SPI Clock, SPICLK ADC Chn 4 Input, ADC4
5
R,W
GPIO
SPI Receive, SPIRXD ADC Chn 5 Input, ADC5
6
R,W
GPIO
SPI Transmit, SPITXD ADC Chn 6 Input, ADC6
7
R,W
GPIO
SPI Select, SPISEL_ ADC Chn 7 Input, ADC7
Table 44.
t(s) ^{Bit 7}
c P4SF07
P4SFS0: Port 4 Special Function Select 0 register (SFR 92h, reset value
00h)
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
P4SF06 P4SF05 P4SF04 P4SF03 P4SF02 P4SF01 P4SF00
rodu Table 45.
te ^{P Bit 7}
le _P4SF17
P4SFS1: Port 4 Special Function Select 1 register (SFR 93h, reset value
00h)
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
P4SF16 P4SF15 P4SF14 P4SF13 P4SF12 P4SF11 P4SF10
bso _{Table 46. P4SFS0 and P4SFS1 details}
) ^{- O Default port function}
Alternate 1 port
function
Alternate 2 port
function
ct(s ^{Port 4 pin R/W}
P4SFS0[i] = 0,
P4SFS1[i] = x
P4SFS0[i] = 1,
P4SFS1[i] = 0
P4SFS0[i] = 1,
P4SFS1[i] = 1
rodu ^{Port 4 Pin, i = 0.. 7}
Port 4 Pin, i = 0.. 7
Port 4 Pin, i = 0.. 7
P 0
R,W
te₁
R,W
ole ₂
R,W
Obs ³
R,W
GPIO
GPIO
GPIO
GPIO
PCA0 module 0, TCM0 Timer 2 Count Input, T2
PCA0 module 1, TCM1
Timer 2 Trigger Input,
TX2
PCA0 module 2, TCM2 UART1 Receive, RXD1
PCA0 Ext Clock,
PCACLK0
UART1 Transmit, TXD1
4
R,W
GPIO
PCA1 module 3, TCM3 SPI Clock, SPICLK
5
R,W
GPIO
PCA1 module 4, TCM4 SPI Receive, SPIRXD
6
R,W
GPIO
PCA1 module 5, TCM5 SPI Transmit, SPITXD
7
R,W
GPIO
PCA1 Ext Clock,
PCACLK1
SPI Select, SPISEL_
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Doc ID 9685 Rev 7