ST72321R6 STMicroelectronics, ST72321R6 Datasheet - Page 40

• Manufacturer Part Number: ST72321R6
• Description: 8-BIT MCU WITH NESTED INTERRUPTS, FLASH,10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE
• Manufacturer: STMicroelectronics

Specifications of ST72321R6

• Hdflash Endurance: 100 cycles, data retention
• Clock Sources: crystal/ceramic resonator oscillators, internal RC oscillator, clock security system and bypass for external clock
• Four Power Saving Modes: Halt, Active-Halt,Wait and Slow
• Main Clock Controller With: Real time base, Beep and Clock-out capabilities
• Two 16-bit Timers With: 2 input captures, 2 output compares, external clock input on one timer, PWM and pulse generator modes
• 8-bit Pwm Auto-reload Timer With: 2 input captures, 4 PWM outputs, output compare and time base interrupt, external clock with event detector

ST72321Rx ST72321ARx ST72321Jx
INTERRUPTS (Cont’d)
Table 9. Nested Interrupts Register Map and Reset Values
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Address
(Hex.)
0024h
0025h
0026h
0027h
0028h
ISPR0
Reset Value
ISPR1
Reset Value
ISPR2
Reset Value
ISPR3
Reset Value
EICR
Reset Value
Register
Label
I1_11
IS11
I1_3
I1_7
7
1
1
1
1
0
AVD
SPI
ei1
I0_11
IS10
I0_3
I0_7
6
1
1
1
1
0
I1_10
I1_2
I1_6
IPB
5
1
1
1
1
0
SCI
ei0
I0_10
IS21
I0_2
I0_6
4
1
1
1
1
0
I1_13
IS20
I1_1
I1_5
I1_9
3
1
1
1
1
0
PWMART
TIMER B
MCC
ei3
I0_13
I0_1
I0_5
I0_9
IPA
2
1
1
1
1
0
I1_12
TLIS
I1_4
I1_8
1
1
1
1
1
0
TIMER A
I2C
TLI
ei2
I0_12
TLIE
I0_4
I0_8
0
1
1
1
1
0