ST72F321AR6T6 STMicroelectronics, ST72F321AR6T6 Datasheet - Page 38

• Manufacturer Part Number: ST72F321AR6T6
• Description: MCU 8BIT 32KB FLASH 64TQFP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F321AR6T6

• 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 ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Processor Series: ST72F3x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 1024 B
• Interface Type: I2C, SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 48
• Number Of Timers: 5
• Operating Supply Voltage: 3.8 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: ST7F521-IND/USB, ST7232X-EVAL, ST7MDT20-DVP3, ST7MDT20J-EMU3, ST7MDT20M-EMU3, STX-RLINK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 497-4842

ST72321Rx ST72321ARx ST72321Jx
INTERRUPTS (Cont’d)
Figure 22. External Interrupt Control bits
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PF2
PB7
PA3
PB3
PORT F [2:0] INTERRUPTS
PORT B [7:4] INTERRUPTS
PORT A [3:0] INTERRUPTS
PORT B [3:0] INTERRUPTS
PFDDR.2
PBDDR.7
PADDR.3
PBDDR.3
PFOR.2
PBOR.7
PAOR.3
PBOR.3
IPA BIT
IPB BIT
SENSITIVITY
SENSITIVITY
IS20
IS10
SENSITIVITY
SENSITIVITY
IS20
IS10
CONTROL
CONTROL
CONTROL
CONTROL
EICR
EICR
EICR
EICR
IS21
IS11
IS21
IS11
PF2
PF1
PF0
PB7
PB6
PB5
PB4
PA3
PA2
PA1
PA0
PB3
PB2
PB1
PB0
ei1 INTERRUPT SOURCE
ei3 INTERRUPT SOURCE
ei0 INTERRUPT SOURCE
ei2 INTERRUPT SOURCE