MC68HC705C8ACFNE Freescale Semiconductor, MC68HC705C8ACFNE Datasheet - Page 136

• Manufacturer Part Number: MC68HC705C8ACFNE
• Description: IC MCU 8K 2.1MHZ OTP 44-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705C8ACFNE

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 24
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: OTP
• Ram Size: 304 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• A/d Inputs: 4-Channel, 8-Bit
• Eeprom Memory: 0 Bytes
• Input Output: 24
• Interface: SCI/SPI
• Memory Type: OTP
• Number Of Bits: 8
• Package Type: 44-pin PLCC
• Programmable Memory: 8K Bytes
• Timers: 3-16-bit
• Voltage, Range: 3-5.5 V
• Processor Series: HC705C
• Core: HC05
• Data Bus Width: 8 bit
• Data Ram Size: 304 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 2.1 MHz
• Number Of Programmable I/os: 24
• Number Of Timers: 1
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: RoHS Compliant part

Serial Communications Interface (SCI)
10.6.5 Baud Rate Register
Technical Data
136
Address:
The baud rate register shown in
both the receiver and the transmitter.
SCP1 and SCP0 — SCI Prescaler Select Bits
Reset:
Read:
Write:
These read/write bits control prescaling of the baud rate generator
clock, as shown in
Freescale Semiconductor, Inc.
For More Information On This Product,
SCP[1:0]
Serial Communications Interface (SCI)
$000D
Bit 7
Table 10-1. Baud Rate Generator Clock Prescaling
U
00
01
10
11
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Figure 10-9. Baud Rate Register (Baud)
= Unimplemented
U
6
Table
SCP1
5
0
10-1. Resets clear both SCP1 and SCP0.
Figure 10-9
SCP0
4
0
Baud Rate Generator Clock
U = Unaffected
Internal clock
Internal clock
Internal clock
Internal clock
U
3
selects the baud rate for
MC68HC705C8A — Rev. 3
SCR2
U
2
13
1
3
4
SCR1
U
1
SCR0
Bit 0
U