MC68HC711K4CFN4 Freescale Semiconductor, MC68HC711K4CFN4 Datasheet - Page 52

• Manufacturer Part Number: MC68HC711K4CFN4
• Description: IC MCU 24K OTP 4MHZ 84-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC11r

Specifications of MC68HC711K4CFN4

• Core Processor: HC11
• Core Size: 8-Bit
• Speed: 4MHz
• Connectivity: SCI, SPI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 62
• Program Memory Size: 24KB (24K x 8)
• Program Memory Type: OTP
• Eeprom Size: 640 x 8
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 84-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

SCBDH/L —SCI Baud Rate Control High/Low
BTST —Baud Register Test (TEST)
BSPL —Baud Rate Counter Split (TEST)
Bit 5 —Not implemented
SBR[12:0] —SCI Baud Rate Selects
SCCR1 —SCI Control 1
52
MOTOROLA
RESET:
RESET:
RESET:
$0070
$0071
Factory test only
Factory test only
Always reads zero
Use the following formula to calculate SCI baud rate. Refer to the table of baud rate control values for
example rates.
SCI baud rate = EXTAL [16
Where BR is the contents of SCBDH/L (BR = 1, 2, 3 ... 8191).
BR = 0 disables the baud rate generator.
Target
19.2 K
38.4 K
Baud
1200
2400
4800
9600
Rate
110
150
300
600
LOOPS
SBR7
BTST
Bit 7
Bit 7
0
0
0
0
Dec Value
2272
1666
833
416
208
104
WOMS
SBR6
52
26
13
—
BSPL
6
0
0
6
1
0
8 MHz
Freescale Semiconductor, Inc.
For More Information On This Product,
SBR5
—
Table 7 SCI Baud Rate Control Values
—
5
0
0
5
0
0
Hex Value
(2
$08E0
$01A0
$00D0
$001A
$000D
$0682
$0341
$0068
$0034
—
SBR12
Go to: www.freescale.com
BR)]
SBR4
M
4
0
0
4
0
0
Crystal Frequency (EXTAL)
SBR11
Dec Value
WAKE
SBR3
3
0
0
3
0
0
3409
2500
1250
625
312
156
78
39
20
—
SBR10
12 MHz
SBR2
ILT
2
0
0
2
0
1
Hex Value
$0D51
$09C4
$04E2
$009C
$004E
$0271
$0138
$0027
$0014
PE
1
0
0
SBR9
SBR1
—
1
0
0
Bit 0
PT
0
0
SBR8
SBR0
Bit 0
0
0
Dec Value
$0070, $0071
Other Modes
4545
3333
1666
833
416
208
104
52
26
13
Bootstrap
Mode
High
M68HC11 K Series
Low
$0072
MC68HC11KTS/D
16 MHz
Hex Value
$11C1
$0D05
$01A0
$00D0
$001A
$000D
$0682
$0341
$0068
$0034