ST72F321R6TC STMicroelectronics, ST72F321R6TC Datasheet - Page 120
ST72F321R6TC
Manufacturer Part Number
ST72F321R6TC
Description
IC MCU 8BIT 32K FLASH 64-TQFP
Manufacturer
STMicroelectronics
Series
ST7r
Datasheet
1.ST72F321AR7T6.pdf
(193 pages)
Specifications of ST72F321R6TC
Core Processor
ST7
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C, SCI, SPI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
48
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
3.8 V ~ 5.5 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
64-TQFP, 64-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ST72F321R6TC
Manufacturer:
STMicroelectronics
Quantity:
10 000
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ST72321Rx ST72321ARx ST72321Jx
I
Figure 66. Transfer Sequencing
Legend: S=Start, Sr = Repeated Start, P=Stop, A=Acknowledge, NA=Non-acknowledge,
EVx=Event (with interrupt if ITE=1)
EV1: EVF=1, ADSL=1, cleared by reading SR1 register.
EV2: EVF=1, BTF=1, cleared by reading SR1 register followed by reading DR register.
EV3: EVF=1, BTF=1, cleared by reading SR1 register followed by writing DR register.
EV3-1: EVF=1, AF=1, BTF=1; AF is cleared by reading SR1 register. BTF is cleared by releasing the
lines (STOP=1, STOP=0) or by writing DR register (DR=FFh). Note: If lines are released by
STOP=1, STOP=0, the subsequent EV4 is not seen.
EV4: EVF=1, STOPF=1, cleared by reading SR2 register.
EV5: EVF=1, SB=1, cleared by reading SR1 register followed by writing DR register.
EV6: EVF=1, cleared by reading SR1 register followed by writing CR register (for example PE=1).
EV7: EVF=1, BTF=1, cleared by reading SR1 register followed by reading DR register.
EV8: EVF=1, BTF=1, cleared by reading SR1 register followed by writing DR register.
EV9: EVF=1, ADD10=1, cleared by reading SR1 register followed by writing DR register.
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10-bit Master transmitter
2
7-bit Slave receiver:
7-bit Slave transmitter:
7-bit Master receiver:
7-bit Master transmitter:
10-bit Slave receiver:
10-bit Slave transmitter:
10-bit Master receiver:
S Address
S Address
S Header
S
S
S
C BUS INTERFACE (Cont’d)
EV5
EV5
EV5
Address
Address
Header
A
A
A
EV1
EV1 EV3
Address
A
A
A
Data1
EV6
EV6 EV8
EV9
A
Data1
S
Address
S
r
Data1
r
EV1
Header A
EV5
A
Data1
EV2
Data1
A
Header
A
A
Data2
EV3
EV7
EV6 EV8
A
EV1 EV3
A
Data2
EV8
A
Data2
EV2
EV6
A
Data2
Data1
Data1
EV2
A
.....
A
Data1
EV3
EV7
.....
DataN
A
A
A
EV8
EV8
A
EV3
DataN
.....
.....
EV7
A
....
DataN
.....
.....
.
DataN
EV2
DataN
.....
A
DataN
DataN
EV2
P
NA
NA
DataN
A
EV4
P
EV3-1
EV7
EV3-1
A
A
EV4
A
EV8
EV8
P
P
P
EV7
EV4
P
P
EV4
P
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