XC68HC705B32CB Freescale Semiconductor, XC68HC705B32CB Datasheet - Page 71

• Manufacturer Part Number: XC68HC705B32CB
• Description: IC MCU 2.1MHZ 32K OTP 56-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of XC68HC705B32CB

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI
• Peripherals: POR, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: OTP
• Eeprom Size: 256 x 8
• Ram Size: 528 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x8b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 56-SDIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

MC68HC05B6
Rev. 4.1
Note:
Note:
timer clocks
timer clocks
processor clock
processor clock
or end of POR
External reset
Input capture
Input capture
capture latch
Internal
Internal
The counter and timer control registers are the only ones affected by power-on or external reset.
If the input edge occurs in the shaded area from one timer state T10 to the next timer state T10, then
the input capture flag will be set during the next T11 state.
Internal
counter
Internal
counter
register
Internal
Internal
16-bit
16-bit
Input
edge
reset
Figure 5-3 Timer state timing diagram for input capture
flag










T00
T01
T10
T11
T00
T01
T10
T11
Figure 5-2 Timer state timing diagram for reset
$FFFC
PROGRAMMABLE TIMER
$????
$F123
$FFFD
$F124
$FFFE
$F125
$F124
$FFFF
$F126
Freescale
5-13
5