ST72344S4 STMicroelectronics, ST72344S4 Datasheet - Page 92

• 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

On-chip peripherals
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Table 43.
The beep output signal is available in Active-halt mode but has to be disabled to reduce the
consumption.
Table 44.
Address
002Bh
002Ch
002Dh
(Hex.)
BC1
0
0
1
1
Reset value
Reset value
Reset value
MCCBCR
Register
MCCSR
Beep control
Main clock controller register map and reset values
SICSR
label
BC0
0
1
0
1
MCO
7
0
0
0
Doc ID 12321 Rev 5
AVDIE
CP1
6
0
0
0
AVDF
CP0
~500-Hz
5
0
0
0
~1-kHz
~2-kHz
Beep mode with f
LVDRF
SMS
4
0
x
0
LOCKED
TB1
Off
3
0
0
0
OSC2
ST72344xx ST72345xx
TB0
= 8 MHz
~50% duty cycle
2
0
0
0
Beep signal
Output
BC1
OIE
1
0
0
0
WDGRF
BC0
OIF
0
0
0
x