ST72F321R6TC STMicroelectronics, ST72F321R6TC Datasheet - Page 38

• Manufacturer Part Number: ST72F321R6TC
• Description: IC MCU 8BIT 32K FLASH 64-TQFP
• Manufacturer: STMicroelectronics
• Series: ST7r

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: -

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