
B–61863E–1/06
8. CRT CHARACTER DISPLAYPMC LIBRARY
225
SC/SC3/SC4 NB/NB2 16i/18i/21i 15i–A
f f f
[Name]
pl_dspopen3
[Description]
Initializes the 14′′ CRT screen having 27 rows 80 columns.
The key-in line display position is line 22.
[Format]
ret = pl_dspopen3( ) ;
short ret ;
[Input]
______
[Output]
______
[Returns]
ret Completion code : –1, 0, or 3
–1 : Other than the PMCMDI screen
0 : Normal termination
3 : This function has been issued for the 9” CRT screen.
[Remarks]
When this function is executed, initialization bit of R9072 must be
turned on before character is displayed.
Initialization flag must be set for each task which displays character.
Once at the beginning of the task which calls printf.
15 14 3 2 1 0
TASK–ID 10 Initialization flag
TASK–ID 11 Initialization flag
TASK–ID 12 Initialization flag
·
·
TASK–ID 24 Initialization flag
TASK–ID 25 Initialization flag
R9072
NOTE
In the Series 15i–A, if some characters may be displayed by
the printf() function after calling pl_dspopen3() function, call
initreq_printf() function and set the initialize flag for all task
displayed character.
As for the initreq_printf(), refer to Section 8.21.
8.13
INITIALIZING THE 14′′
CRT SCREEN
(CHARACTER
DISPLAY) HAVING 27
ROWS 80
COLUMNS