ST72264G2 STMicroelectronics, ST72264G2 Datasheet - Page 11

• 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

Table 2. Hardware Register Map
Address
001Ch
001Dh
002Ch
002Dh
000Ah
000Bh
001Bh
001Eh
001Fh
002Ah
002Bh
002Eh
002Fh
0000h
0001h
0002h
0003h
0004h
0005h
0006h
0007h
0008h
0009h
0020h
0021h
0022h
0023h
0024h
0026h
0027h
0028h
0029h
0030h
0025h
to
WATCHDOG
Port C
Block
Port B
Port A
MCC
ITC
SPI
I
2
C
PCDR
PCDDR
PCOR
PBDR
PBDDR
PBOR
PADR
PADDR
PAOR
ISPR0
ISPR1
ISPR2
ISPR3
MISCR1
SPIDR
SPICR
SPICSR
WDGCR
SICSR
MCCSR
I2CCR
I2CSR1
I2CSR2
I2CCCR
I2COAR1
I2COAR2
I2CDR
Register
Label
Port C Data Register
Port C Data Direction Register
Port C Option Register
Port B Data Register
Port B Data Direction Register
Port B Option Register
Port A Data Register
Port A Data Direction Register
Port A Option Register
Interrupt software priority register0
Interrupt software priority register1
Interrupt software priority register2
Interrupt software priority register3
Miscellanous register 1
SPI Data I/O Register
SPI Control Register
SPI Status Register
Watchdog Control Register
System Integrity Control / Status Register
Main Clock Control / Status Register
I
I
I
I
I
I
I
2
2
2
2
2
2
2
C Control Register
C Status Register 1
C Status Register 2
C Clock Control Register
C Own Address Register 1
C Own Address Register2
C Data Register
Reserved (17 Bytes)
Reserved (2 Bytes)
Reserved (1 Byte)
Reserved (1 Byte)
Reserved (1 Byte)
Register Name
ST72260Gx, ST72262Gx, ST72264Gx
xx000000h
000x 000x
Status
Reset
00h
00h
FFh
FFh
FFh
FFh
7Fh
00h
00h
00h
00h
00h
00h
00h
0xh
00h
00h
00h
00h
00h
00h
00h
40h
00h
xxh
1)
1)
1)
R/W
R/W
R/W
R/W
R/W
R/W.
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Read Only
Read Only
R/W
R/W
R/W
R/W
Remarks
2)
2)
2)
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