NEC V850E/RS1 User Manual page 142

(b) Port mode register 7H, port mode register 7L (PM7H, PM7L)
These are 8-bit registers used to specify the input mode/output mode.
These registers can be read and written in 8-bit or 1-bit units.
16-bit access is not possible.
Symbol
PM7H
R/W
Symbol
PM7L
R/W
Caution:
142
Downloaded from Elcodis.com electronic components distributor
Figure 4-41: Port Mode Register 7H, Port Mode Register 7L (PM7H, PM7L)Format
7 6 5
PM715 PM714 PM713
R/W R/W R/W
7 6 5
PM77 PM76 PM75
R/W R/W R/W
PM7n
0 Output mode
1 Input mode
When using P70 to P715 as alternate functions (ANI0 to ANI15), set PM7H register
and PM7L register = FFH.
Chapter 4 Port Functions
4 3 2
PM712 PM711 PM710 PM79
R/W R/W R/W R/W
4 3 2
PM74 PM73 PM72 PM71
R/W R/W R/W R/W
I/O mode control (n = 0 to 15)
User's Manual U16702EE3V2UD00
1 0 Address After reset
PM78 FFFFF42FH
R/W
1 0 Address After reset
PM70 FFFFF42EH
R/W
FFFFH
FFFFH