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CHAPTER 5 I/O Port
Note:
The * setting is only valid when the external bus mode is specified. The general-purpose port
function is always selected for single-chip mode.
Figure 5.6-7 Port 7 function selection register (PFS7)
Table 5.6-2 Operation of function selection bits
Function selection bits
Register setting value
0 1
[bit7]:
[bit6]:
[bit5]:
[bit4]:
[bit3]:
[bit2]:
[bit1]: CSEL fch/2 output (X0) PCK/2 output (OSCI)
[bit0]: XOUTE General-purpose port Clock output enabled
7 6 5 4 3 2 1 0
---- --00
B
Initial value
bit
CSEL
XOUTE
WW
Access
Address: 000604
H