IBM EM78M611E Network Card User Manual


 
EM78M611E
Universal Serial Bus Series Microcontroller
Product Specification (V1.11) 04.20.2007
11
(This specification is subject to change without further notice)
A12 A11 A10 A9 A8 A7~A0
0000
Page 0
03FF
0400
Page 1
07FF
0800
Page 2
0BFF
1000
Page 0
13FF
1400
Page 0
17FF
Stack 1
Stack 2
Stack 3
Stack 4
Stack 5
Stack 6
Stack 7
Stack 8
Call
Interrupt
RET
RETL
RETI
0000 : Reset Vector
0001 : Interrupt Vector
8.2.2.4 R3 (Status Register) Default Value:(0B_0001_1XXX)
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
PS2 PS1 PS0 T P Z DC C
R3 [0] Carry/Borrow Flag
0 = No carry-out from the result’s Most Significant bit
1 = A carry-out from the result’s Most Significant bit occurred
NOTE
For Borrow, the polarity is reversed. For rotate (RRC, RLC) instructions, this bit is
loaded with either high or low-order bit of the source register.
R3 [1] Auxiliary Carry/Borrow Flag. For ADD, SUB Instructions
0 = No carry-out from the 4th low-order bit of the result
1 = A carry-out from the 4th low-order bit of the result occurred
NOTE
For Borrow, the polarity is reversed.