ST72344S4 STMicroelectronics, ST72344S4 Datasheet - Page 26

• Manufacturer Part Number: ST72344S4
• Description: 8-bit MCU
• Manufacturer: STMicroelectronics

Specifications of ST72344S4

• Up To 16 Kbytes Program Memory: single voltage extended Flash (XFlash) with readout and write protection, in-circuit and inapplication programming (ICP and IAP). 10K write/erase cycles guaranteed, data retention
• 256 Bytes Data Eeprom With Readout Protection. 300k Write/erase Cycles Guaranteed, Data Retention: 20 years at 55 °C.
• Clock Sources: crystal/ceramic resonator oscillators, high-accuracy internal RC oscillator or external clock
• 5 Power-saving Modes: Slow, Wait, Halt, Auto-wakeup from Halt and Active-halt
• 16-bit Timer A With: 1 input capture, 1 output compares, external clock input, PWM and pulse generator modes
• 16-bit Timer B With: 2 input captures, 2 output compares, PWM and pulse generator modes

Register and memory map
Table 4.
1. x = undefined.
2. R/W = read/write.
3. The bits associated with unavailable pins must always keep their reset value.
4. The contents of the I/O port DR registers are readable only in output configuration. In input configuration, the values of the
5. For a description of the Debug Module registers, see ST7 ICC protocol reference manual.
26/247
Address
0073h to
007Fh
I/O pins are returned instead of the DR register contents.
0060h
0061h
0062h
0063h
0064h
0065h
0066h
0067h
0068h
0069h
0070h
0071h
0072h
Hardware register map (continued)
I
2
Block
C3SNS
ADC
I2C3SCR1
I2C3SCR2
I2C3SSR
I2C3SBCR
I2C3SSAR1
I2C3SCAR1
I2C3SSAR2
I2C3SCAR2
I2C3SSAR3
I2C3SCAR3
ADCCSR
ADCDRH
ADCDRL
Register
label
I
I
I
I
I
I
I
I
I
I
A/D Control Status Register
A/D Data Register High
A/D Data Low Register
2
2
2
2
2
2
2
2
2
2
C3SNS Control Register 1
C3SNS Control Register 2
C3SNS Status Register
C3SNS Byte Count Register
C3SNS Slave Address 1 Register
C3SNS Current Address 1 Register
C3SNS Slave Address 2 Register
C3SNS Current Address 2 Register
C3SNS Slave Address 3 Register
C3SNS Current Address 3 Register
Doc ID 12321 Rev 5
Reserved area (13 bytes)
Register name
0000 00xxb
ST72344xx ST72345xx
status
Reset
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
00h
xxh
(1)
R/W
R/W
Read Only
Read Only
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Read Only
Read Only
Remarks
(2)