ST72F324BJ STMICROELECTRONICS [STMicroelectronics], ST72F324BJ Datasheet - Page 68

• Manufacturer Part Number: ST72F324BJ
• Description: 8-bit MCU, 3.8 to 5.5 V operating range with 8 to 32 Kbyte Flash/ROM, 10-bit ADC, 4 timers, SPI, SCI
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

On-chip peripherals
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MCC beep control register (MCCBCR)
Table 40.
Table 41.
Table 42.
MCCBCR
7:2
1:0 BC[1:0]
Bit
Address
002Ch
002Dh
002Bh
(Hex.)
7
BC1
Name
0
0
1
1
-
Register label
SICSR
Reset value
MCCSR
Reset value
MCCBCR
Reset value
MCCBCR register description
Beep frequency selection
Main clock controller register map and reset values
Reserved, must be kept cleared
Beep Control
These 2 bits select the PF1 pin beep capability (see
signal is available in Active Halt mode but has to be disabled to reduce the
consumption.
6
BC0
0
1
0
1
MCO
5
7
0
0
0
Reserved
-
AVDIE
CP1
6
0
0
0
4
~500 Hz
~1 kHz
~2 kHz
AVDF
CP0
5
0
0
0
Beep mode with f
Function
LVDRF
3
SMS
4
0
0
x
Off
TB1
3
0
0
0
2
Table
OSC2
Reset value: 0000 0000 (00h)
= 8 MHz
TB0
41). The beep output
~50% duty cycle
2
0
0
0
Beep signal
Output
1
BC1
OIE
BC[1:0]
1
0
0
0
R/W
ST72324B
WDGRF
BC0
0
OIF
0
0
0
x