ST72264G2 STMicroelectronics, ST72264G2 Datasheet - Page 32

• Manufacturer Part Number: ST72264G2
• Description: 8-bit MCU
• Manufacturer: STMicroelectronics

Specifications of ST72264G2

• 4 K Or 8 Kbytes Program Memory: ROM or single voltage extended Flash (XFlash) with read-out protection, write protection, In-Circuit Programming and In-Application Programming (ICP and IAP). 10K write/erase cycles guaranteed, data retention
• Clock Sources: crystal/ceramic resonator oscillators, internal RC oscillator and bypass for external clock
• 4 Power Saving Modes: Halt, Active Halt,Wait and Slow
• Two 16-bit Timers With: 2 input captures, 2 output compares, external clock input on one timer, PWM and Pulse generator modes

ST72260Gx, ST72262Gx, ST72264Gx
INTERRUPTS (Cont’d)
Table 5. Interrupt Mapping
Note 1. Configurable by option byte.
Table 6. Nested Interrupts Register Map and Reset Values
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Address
N°
10
11
12
13
0
1
2
3
4
5
6
7
8
9
001Ch
001Dh
001Eh
001Fh
(Hex.)
TIMER A
TIMER B
Source
RESET
Block
TRAP
MCC
AVD
SCI
SPI
ei0
ei1
I
ISPR0
Reset Value
ISPR1
Reset Value
ISPR2
Reset Value
ISPR3
Reset Value
2
C
Register
Label
Reset
Software Interrupt
External Interrupt Port A7..0 (C5..0
External Interrupt Port B7..0 (C5..0
Not used
SPI Peripheral Interrupts
TIMER A Peripheral Interrupts
Time base interrupt
TIMER B Peripheral Interrupts
Auxiliary Voltage Detector interrupt
Not used
Not used
SCI Peripheral Interrupt
Not Used
Not Used
I
2
C Peripheral Interrupt
I1_11
I1_3
I1_7
7
1
1
1
1
AVD
SPI
I
2
C
Description
I0_11
I0_3
I0_7
6
1
1
1
1
I1_10
I1_2
I1_6
5
1
1
1
1
Not Used
TIMERB
1
1
SCI
)
)
I0_10
I0_2
I0_6
4
1
1
1
1
Register
MCCSR
I2CSRx
SPISR
SICSR
SCISR
Label
TASR
TBSR
N/A
I1_13
I1_1
I1_5
I1_9
3
1
1
1
1
Not Used
Not Used
MCC
Priority
Highest
Lowest
Priority
Priority
EI1
Order
I0_13
I0_1
I0_5
I0_9
2
1
1
1
1
HALT
from
Exit
yes
yes
yes
yes
no
no
no
no
no
I1_12
I1_0
I1_4
I1_8
1
1
1
1
1
FFECh-FFEDh
FFFCh-FFFDh
FFEEh-FFEFh
FFEAh-FFEBh
FFFEh-FFFFh
FFFAh-FFFBh
FFE8h-FFE9h
FFE6h-FFE7h
FFE4h-FFE5h
FFE2h-FFE3h
FFE0h-FFE1h
FFF8h-FFF9h
FFF6h-FFF7h
FFF4h-FFF5h
FFF2h-FFF3h
FFF0h-FFF1h
Not Used
Not Used
TIMERA
Address
EI0
Vector
I0_12
I0_0
I0_4
I0_8
0
1
1
1
1