MC68HRC908JK3CP Freescale Semiconductor, MC68HRC908JK3CP Datasheet - Page 147

• Manufacturer Part Number: MC68HRC908JK3CP
• Description: IC MCU FLASH 8B 8MHZ RC 4K 20DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HRC908JK3CP

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Peripherals: LED, LVD, POR, PWM
• Number Of I /o: 15
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.3 V
• Data Converters: A/D 12x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Connectivity: -

11.8.3 ADC Input Clock Register
MC68H(R)C908JL3
Freescale Semiconductor
—
Rev. 1.1
Address:
Address:
This register selects the clock frequency for the ADC.
ADIV2:ADIV0 — ADC Clock Prescaler Bits
Reset:
Reset:
Read:
Read:
Write:
Write:
ADIV2, ADIV1, and ADIV0 form a 3-bit field which selects the divide
ratio used by the ADC to generate the internal ADC clock.
shows the available clock configurations. The ADC clock should be
set to approximately 1MHz.
$003D
$003E
ADIV2
Bit 7
AD7
Bit 7
Figure 11-5. ADC Input Clock Register (ADICLK)
Analog-to-Digital Converter (ADC)
0
Figure 11-4. ADC Data Register (ADR)
= Unimplemented
= Unimplemented
ADIV1
AD6
6
6
0
ADIV0
AD5
5
5
0
Indeterminate after reset
AD4
4
4
0
0
AD3
3
3
0
0
Analog-to-Digital Converter (ADC)
AD2
2
2
0
0
AD1
1
1
0
0
Technical Data
Table 11-2
Bit 0
Bit 0
AD0
0
0
145