362
10.6.2
Register Configuration
Table 10-9 shows the port 9 register configuration. Port 9 is an input-only port, and does not have
a data direction register or data register.
Table 10-9 Port 9 Registers
Name
Abbreviation
R/W
Initial Value
Address
*
Port 9 register
PORT9
R
Undefined
H'FFB8
Note:
*
Lower 16 bits of the address.
Port 9 Register (PORT9): The pin states are always read when a port 9 read is performed.
Bit
:
7
6
5
4
3
2
1
0
P97
P96
P95
P94
P93
P92
P91
P90
Initial value :
—
*
—
*
—
*
—
*
—
*
—
*
—
*
—
*
R/W
:
R
R
R
R
R
R
R
R
Note:
*
Determined by state of pins P97 to P90.
10.6.3
Pin Functions
Port 9 pins are multipurpose pins which function as A/D converter analog input pins (AN8 to
AN15) and D/A converter analog output pins (DA2, DA3).
Содержание H8S/2631
Страница 28: ...xviii Appendix G Package Dimensions 1154 ...
Страница 341: ...316 Transfer SAR or DAR DAR or SAR Block area First block Nth block Figure 9 8 Memory Mapping in Block Transfer Mode ...
Страница 918: ...905 ø DREQ0 DREQ1 tDRQS tDRQH Figure 25 19 DMAC DREQ Input Timing ...
Страница 955: ...943 A 2 Instruction Codes Table A 2 shows the instruction codes ...