M68HC11
REFERENCE MANUAL
MOTOROLA
I-5
RAM
1-2, 2-3, 2-5, 2-7, 2-11, 2-30, 2-33, 2-38, 3-1, 3-2,
3-5, 3-6, 3-15, 3-16, 4-1, 4-2, 4-3, 4-4, 4-14,
4-17, 5-2, 5-6, 5-13, 5-24, 5-27, 6-4, 6-8, 7-4,
8-15, 8-16, 10-21, 11-7
RAM Standby
2-11, 4-2, 4-3
RAM3-RAM0 (Bits in INIT)
3-6, 4-3
Random Access Memory (RAM)
1-2, 2-3, 2-5, 2-7, 2-11,
2-30, 2-33, 2-38, 3-1, 3-2, 3-5, 3-6, 3-15, 3-16,
4-1, 4-2, 4-3, 4-4, 4-14, 4-17, 5-2, 5-6, 5-13,
5-24, 5-27, 6-4, 6-8, 7-4, 8-15, 8-16, 10-21, 11-7
Range
2-1, 2-14, 2-23, 6-9, 6-10, 6-18, 7-6, 7-39, 10-1,
10-2, 10-7, 10-18, 10-21, 10-28, 11-8, 12-1
RBOOT (Bit in HPRIO)
3-2, 3-11, 3-15, 5-13, 10-5
RC Oscillator
4-10, 12-13
RCKB (Bit in BAUD)
3-14, 9-8
RDR Register (Registers)
5-3, 5-27, 9-5, 9-6, 9-9, 9-10,
9-12, 9-21, 9-35, 9-36
RDRF (Bit in SCSR)
5-3, 5-27, 9-5, 9-6, 9-10, 9-12, 9-21,
9-35, 9-36
RE (Bit in SCCR2)
2-8, 2-10, 2-15, 2-29, 4-13, 5-3, 5-4,
5-5, 5-6, 5-25, 6-10, 6-19, 7-3, 7-27, 9-5, 9-11,
9-20, 12-1
Read-Only Memory (ROM)
1-2, 2-1, 2-2, 2-15, 2-33,
2-38, 3-2, 3-4, 3-7, 3-10, 3-11, 3-13, 4-1, 4-14,
4-15, 4-18, 5-2, 5-3, 5-6, 5-13, 6-9, 7-1
Real-Time Interrupt
1-2, 3-18, 5-3, 10-1, 10-11, 10-12,
10-13, 11-4
Receiver
2-19, 5-3, 7-27, 8-6, 9-1, 9-3, 9-4, 9-5, 9-7, 9-8,
9-11, 9-15, 9-20, 9-29, 9-35
Receiver Wake Up
9-1, 9-5, 9-11, 9-15, 9-21, 9-29
REG3-REG0 (Bits in INIT)
3-7
Relative Addressing
6-6, 6-10
RESET Pin (Pins)
2-8, 2-16, 2-22, 2-30, 3-2, 5-1, 5-5
Resolution
1-2, 5-12, 5-13, 5-18, 5-19, 5-20, 9-22, 9-26,
10-4, 10-7, 10-16, 10-20, 10-35, 10-36, 11-9
Return from Interrupt (RTI)
5-20, 6-3, 10-12
Return Instructions (Instructions)
6-18
RIE (Bit in SCCR2)
9-5, 9-10, 9-28
ROMON (Bit in CONFIG)
2-33, 3-4, 3-5, 3-10, 3-13
Rotate Instructions (Instructions)
6-11, 6-14
ROW (Bit in PPROG)
4-11, 4-12, 4-13
Row Erase, EEPROM
4-5
RTIF (Bit in TFLG2)
10-12
RTII (Bit in TMSK2)
3-8, 10-12, 10-13
RTR1,RTR0 (Bits in PACTL)
10-12, 10-13
RWU (Bit in SCCR2)
9-5, 9-11, 9-15, 9-28, 9-29
RxD Pin (Pins)
2-20, 3-18, 7-25, 7-26, 9-3, 9-5, 9-6, 9-13,
9-20, 9-21
–S–
Sample and Hold
7-39, 12-1
SBK (Bit in SCCR2)
9-6, 9-11, 9-16
SCAN (Bit in ADCTL)
12-16, 12-19
SCCR1 Register (Registers)
9-3, 9-5, 9-9, 9-15
SCCR2 Register (Registers)
9-5, 9-10, 9-15, 9-17, 9-29
SCDR Register (Registers)
9-3, 9-5, 9-6, 9-9, 9-14, 9-16,
9-28, 9-33, 9-34
SCI (Serial Communications Interface)
3-18
SCK Pin (Pins)
2-20, 7-33, 7-34, 8-1, 8-2, 8-4, 8-5, 8-6,
8-7, 8-10, 8-11
SCP1,SCP0 (Bits in BAUD)
3-14, 9-7, 9-8, 9-30, 9-32
SCR2-SCR0 (Bits in BAUD)
9-8, 9-30, 9-32
SCSR Register (Registers)
9-3, 9-5, 9-6, 9-11, 9-16
Security
3-4, 4-2, 4-4, 4-14, 5-4
Selective-Write
4-17, 4-23, 4-25
Send Break
5-3, 9-3, 9-6, 9-11, 9-16
Serial Communications Interface (SCI)
1-2, 2-19, 2-20,
3-1, 3-3, 3-12, 3-14, 5-3, 5-13, 5-15, 5-20, 5-27,
7-2, 7-5, 7-25, 7-27, 8-6, 9-1, 9-2, 9-4, 9-5, 9-7,
9-8, 9-9, 9-10, 9-11, 9-14, 9-18, 9-20, 9-30, 10-7
Serial Peripheral Interface (SPI)
1-2, 2-20, 3-1, 3-17, 5-3,
7-2, 7-3, 7-5, 7-25, 7-29, 8-1, 8-2, 8-3, 8-4, 8-5,
8-6, 8-7, 8-8, 8-9, 8-10, 8-13, 8-14, 8-16, 9-1,
9-5, 9-6, 9-19
Service Routine
5-8, 5-11, 5-22, 5-24, 5-27, 6-3, 6-5,
9-16, 10-8, 10-11, 10-17, 10-20, 10-31, 10-37,
11-5, 11-6, 11-8, 11-9
Shift Instructions (Instructions)
6-11, 6-14
Single-Chip Mode
2-8, 2-18, 2-20, 2-21, 2-38, 4-2, 4-14,
5-1, 5-5, 5-25, 5-26, 7-1, 7-11, 7-12
SMOD (Bit in HPRIO)
2-8, 3-2, 3-3, 3-6, 3-11, 5-5, 5-13
Software Interrupt
5-23, 6-19
SPCR Register (Registers)
2-20, 3-16, 7-3, 8-1, 8-6, 8-7,
9-5, 9-6
SPDR Register (Registers)
8-3, 8-6, 8-8, 8-9, 8-11, 8-12
SPE (Bit in SPCR)
7-13, 7-16, 7-23, 7-25, 8-6, 8-7, 8-9
Special Bootstrap Mode
2-31, 3-15, 4-2, 4-10, 4-18, 4-19,
5-3, 5-6, 5-13, 5-14
Special Modes
2-10, 5-13, 10-11
Special Test Mode
2-33, 3-14, 3-19, 5-6, 5-13, 5-14
SPI (Serial Peripheral Interface)
1-2, 2-20, 3-1, 3-17,
3-18, 5-3, 7-2, 7-3, 7-5, 7-25, 7-29, 8-1, 8-2, 8-3,
8-4, 8-5, 8-6, 8-7, 8-8, 8-9, 8-10, 8-13, 8-14,
8-16, 9-1, 9-5, 9-6, 9-19
SPI Block Diagram
8-3
SPI Transfer Formats
8-1, 8-10
SPIE (Bit in SPCR)
8-7, 8-9
SPIF (Bit in SPSR)
8-7, 8-8, 8-10, 8-12
SPR1,SPR0 (Bits in SPCR)
8-8, 8-11
SPSR Register (Registers)
8-6, 8-8, 8-9
SS Pin (Pins)
2-20, 7-35, 7-36, 8-2, 8-4, 8-6, 8-9, 8-11
Stack Manipulation Instructions (Instructions)
6-11, 6-15
Stack Pointer (SP)
5-2, 5-21, 5-24, 6-3, 6-11, 6-15
STAF (Bit in PIOC)
5-2, 7-2, 7-23, 7-43, 7-46
STAI (Bit in PIOC)
5-2, 7-46
Standby Voltage
2-8, 2-11, 2-18, 2-30, 3-2, 4-3
Start Bit (SCI)
9-1, 9-9, 9-13, 9-15, 9-20, 9-21, 9-22, 9-23,
9-24, 9-25
Stop and Wait Instructions (Instructions)
6-19
Stop Bit
9-1, 9-3, 9-9, 9-15, 9-20, 9-21, 9-33
Stop Disable
5-9, 6-4, 6-17
STOP Instruction (Instructions)
1-2, 2-9, 2-10, 3-1, 3-2,
3-9, 4-3, 5-2, 5-9, 5-22, 6-4, 6-17, 6-19, 7-17,
10-6
Stop Mode
2-10, 2-11, 4-3, 5-2, 5-22, 6-20, 7-23, 7-24,
10-6
Store Instructions (Instructions)
6-11