MC68HC705C9ACFN Freescale Semiconductor, MC68HC705C9ACFN Datasheet - Page 51

• Manufacturer Part Number: MC68HC705C9ACFN
• Description: IC MCU 2.1MHZ 16K OTP 44-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705C9ACFN

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 24
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: OTP
• Ram Size: 352 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

Chapter 8
Capture/Compare Timer
8.1 Introduction
This section describes the operation of the 16-bit capture/compare timer.
of the capture/compare subsystem.
Freescale Semiconductor
STATUS
TIMER
REG.
$16
$17
HIGH
BYTE
INTERRUPT CIRCUIT
ICF OCF TOF $13
Figure 8-1. Capture/Compare Timer Block Diagram
COMPARE
OUTPUT
COMPARE
REGISTER
OUTPUT
CIRCUIT
MC68HC05C9A Advance Information Data Sheet, Rev. 4.1
LOW
BYTE
PROCESSOR
INTERNAL
CLOCK
÷4
INTERNAL BUS
³³³
ICIE
HIGH
BYTE
16-BIT FREE
ALTERNATE
OVERFLOW
REGISTER
COUNTER
COUNTER
RUNNING
DETECT
CIRCUIT
OCIE
8-BIT
BUFFER
TOIE
LOW
BYTE
$18
$19
$1A
$1B
IEDG OLVL
HIGH
BYTE
REGISTER
CAPTURE
DETECT
CIRCUIT
OUTPUT
EDGE
TIMER
CONTROL
REG.
$12
LOW
BYTE
INPUT
LEVEL
REG.
D
CLK
RESET
$14
$15
C
Q
Figure 8-1
OUTPUT
(TCMP)
LEVEL
shows the structure
(TCAP)
INPUT
EDGE
51