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B
Baud rate
SIO port, 7-10–7-12
SSIO port, 8-9
Baud-rate generator
SSIO port, 8-9
BAUD_VALUE, 7-11, C-68
BHE#, 15-2, B-10
during bus hold, 15-17
idle, powerdown, reset status, B-20, B-23
BIT, defined, 3-2
Bit-test instructions, A-17
Block diagram
A/D converter, 11-1
CAN peripheral, 12-2
EPA, 10-2
SIO port, 7-1, 10-2
slave port, 9-3
SSIO, 8-1
Block transfer mode‚ See PTS
BMOV instruction, A-2, A-9, A-45, A-50
BMOVI instruction, A-3, A-9, A-10, A-46, A-50
BR (indirect) instruction, A-2, A-10, A-51, A-57
BREQ#, 15-2, 15-17, B-10
Bulletin board system (BBS), 1-9
Bus contention, during CCB fetch, 15-9
Bus contention, See address/data bus, contention
Bus controller, 2-6, 15-15, 16-6
read cycles, 15-11, 15-13
write cycles, 15-11, 15-13
Bus-control modes, 15-20–15-30
address valid strobe, 15-26–15-28
address valid with write strobe, 15-29–15-30
standard, 15-20–15-23
write strobe, 15-24–15-25
Bus-control signals, 15-20
Bus-hold protocol, 15-17–15-20
and code execution, 15-20
and interrupts, 15-20
and reset, See reset
disabling, 15-19
enabling, 15-18
hold latency, 15-19
regaining bus control, 15-20
signals, 15-17
signals, See also port 2, BREQ#, HLDA#,
HOLD#
Index-2
software protection, 15-19
timing parameters, 15-17
Bus-timing modes, 15-30–15-35
comparison, 15-31, 15-32
mode 0, 15-32
mode 1, 15-32
mode 2, 15-33
mode 3, 15-32
BUSWIDTH, 15-9, 15-10, 15-23, 16-26, 16-28,
B-10
and CCB fetch, 15-9
idle, powerdown, reset status, B-20
timing requirements, 15-10
Bus-width
16-bit, 15-9, 15-11, 15-21
8- and 16-bit comparison, 15-8–15-14
8-bit, 15-9, 15-13, 15-22, 15-24
dynamic 16-bit/8-bit, 15-10, 15-23
selecting, 15-9, 15-10
BYTE, defined, 3-2
C
Call instructions, A-51, A-57, A-58
CAN serial communications controller, 2-11,
12-1–12-42
address map, 12-5
bit timing, 12-10–12-12
block diagram, 12-2
bus-off state, 12-41
error detection and management logic, 12-9
message
acceptance filtering, 12-6
frames, 12-7
extended, 12-8
standard, 12-8
identifiers, effect of masking on, 12-7
objects, 12-5–12-6
overview, 12-1–12-2
programming, 12-4–12-31
receive and transmit priorities, 12-6
registers, 12-3–12-4
signals, 12-3
Carry (C) flag, 3-4, A-4, A-5, A-11, A-18, A-19,
A-20, A-21, A-31
Cascading timers, 10-7
CBE flag, 9-15
CCB fetch
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