M37632EFFP#U2 Renesas Electronics America, M37632EFFP#U2 Datasheet - Page 42

• Manufacturer Part Number: M37632EFFP#U2
• Description: IC 740 MCU 80QFP
• Manufacturer: Renesas Electronics America

Specifications of M37632EFFP#U2

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

BBC
Accumulator bit
Relative
Zero page bit
Relative
Notes 1: rr
Rev.2.00 Nov 14, 2006
REJ09B0322-0200
Status flag :
Addressing mode
Operation :
Function :
2: When a branch is executed, add 2 to the cycle number.
3: When executing the BBC instruction after the contents of the interrupt
request bit is changed, one instruction or more must be passed
before the BBC instruction is executed.
16
=$hhll–( +n). The rr
When (Mi) or (Ai) = 0, (PC) ← (PC) + n + REL
This instruction tests the designated bit i of M or A and takes
a branch if the bit is 0. The branch address is specified by a
relative address. If the bit is 1, next instruction is executed.
No change
∆BBC∆i,A,$hhll
∆BBC∆i,$zz,$hhll
page 34 of 185
(Mi) or (Ai) = 1, (PC) ← (PC) + n
Statement
n: If addressing mode is Zero Page Bit Relative, n=3. And if
B
RANCH ON
addressing mode is Accumulator Bit Relative, n=2.
16
is a value in a range of –128 to +127.
(20i+13)
(20i+17)
zz
Machine codes
B
16
IT
, rr
16
C
16
16
LEAR
, rr
,
16
Byte number
2
3
BBC
Cycle number
4
5