![Seiko Epson S1C17153 Скачать руководство пользователя страница 70](http://html1.mh-extra.com/html/seiko-epson/s1c17153/s1c17153_technical-manual_1235939070.webp)
9 i/O PORTS (P)
9-10
Seiko epson Corporation
S1C17153 TeChniCal Manual
(Rev. 1.0)
P0[3:0] Port Function Select Register (P00_03PMuX)
Register name address
Bit
name
Function
Setting
init. R/W
Remarks
P0[3:0] Port
Function Select
Register
(P00_03PMuX)
0x52a0
(8 bits)
D7–6
P03MuX[1:0]
P03 port function select
P03MUX[1:0]
Function
0x0 R/W
0x3
0x2
0x1
0x0
LFRO
reserved
EXCL0
P03
D5–4
P02MuX[1:0]
P02 port function select
P02MUX[1:0]
Function
0x0 R/W
0x3
0x2
0x1
0x0
reserved
FOUTA
SCLK0
P02
D3–2
P01MuX[1:0]
P01 port function select
P01MUX[1:0]
Function
0x0 R/W
0x3
0x2
0x1
0x0
reserved
reserved
SOUT0
P01
D1–0
P00MuX[1:0]
P00 port function select
P00MUX[1:0]
Function
0x0 R/W
0x3
0x2
0x1
0x0
reserved
reserved
SIN0
P00
The P00 to P03 port pins are shared with the peripheral module pins. This register is used to select how the pins are
used.
D[7:6]
P03MuX[1:0]: P03 Port Function Select Bits
0x3 (R/W): LFRO (LCD)
0x2 (R/W): Reserved
0x1 (R/W): EXCL0 (T16A2 Ch.0)
0x0 (R/W): P03 port (default)
D[5:4]
P02MuX[1:0]: P02 Port Function Select Bits
0x3 (R/W): Reserved
0x2 (R/W): FOUTA (CLG)
0x1 (R/W): SCLK0 (UART)
0x0 (R/W): P02 port (default)
D[3:2]
P01MuX[1:0]: P01 Port Function Select Bits
0x3 (R/W): Reserved
0x2 (R/W): Reserved
0x1 (R/W): SOUT0 (UART)
0x0 (R/W): P01 port (default)
D[1:0]
P00MuX[1:0]: P00 Port Function Select Bits
0x3 (R/W): Reserved
0x2 (R/W): Reserved
0x1 (R/W): SIN0 (UART)
0x0 (R/W): P00 port (default)