228  Section 16: Bonds 
 
 
File name: HP 12cpt_user's guide_English_110608.DOC  Page: 284 of 285   
Printed Date:  {2009/1/13  Dimension: 14.8 cm x 21 cm 
 
REGISTERS 
n: Used  i: Yield  PV: Used  PMT: Cpn. or 0 
FV: Used 
R
0
: # Periods (n)  R
1
: Yield  R
2
: Coupon 
R
3
: Redemption  R
4
: Settlement  R
5
: Next Cpn.  R
6
: Last Coupon 
R
7
: Used  R
8
–R
.5
: Unused 
 
For annual coupon bonds calculated on a 30/360 day basis, insert 
d
 after 
gÒ
 at steps 19 and 23 in the RPN mode program and after 
gÒ
 at steps 
20 and 24 in the ALG mode (making each program two steps longer). 
1. Key in the program and press ?É if the C status indicator is not 
displayed. 
2.  Key in the total number of coupons which are received and press ?0. 
3.  Key in the annual yield as a percentage then press ?1. 
4.  Key in the amount of the annual coupon then press ?2.
*
 
5.  Key in the redemption value then press ?3.
*
 
6.  Key in the settlement (purchase) date
† then press ?4. 
7.  Key in the date of the next coupon then press ?5. 
8. Press t to obtain the amount of accrued interest. 
9. Press t to determine the price of the bond. 
10. For a new case, return to step 2. 
Example:
 What is the price and accrued interest of a 20-year Eurobond with 
annual coupons of 6.5% purchased on August 15, 2004 to yield 7%. The next 
coupon is received on December 1, 2004. 
Keystrokes 
(RPN mode) 
Keystrokes 
(ALG mode) 
Display  
f]
 
f[
 
 
?Æ
 
?Æ
 
  Set compound interest 
mode if the 
C
 indicator is 
not on. 
20
?
0 20
?
0 
20.00 
Total number of coupons. 
7
?
1 7
?
1 
7.00 
Annual yield. 
6.5
?
2 6.5
?
2 
6.50 
Annual coupon rate. 
 
*
 Positive for cash received; negative for cash paid out. 
†
 For information about date format see page 37.