tmp89ch42 TOSHIBA Semiconductor CORPORATION, tmp89ch42 Datasheet - Page 118

• Manufacturer Part Number: tmp89ch42
• Description: 8 Bit Microcontroller Tlcs-870/c1 Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

8.3
I/O Port Registers
RA007
Peripheral
Peripheral
functions
functions
UART0
SIO0
SIO0
I2C0
P2PRD read
P2PRD read
Reset signal (Reset 2)
Reset signal (Reset 2)
SYSCR1<OUTEN>
SYSCR1<OUTEN>
SYSCR1<STOP>
Input/output control
SYSCR1<STOP>
Input/output control
Function control
Function control
P2OUTCR write
Pull-up control
Output control
(for each bit)
(for each bit)
(for each bit)
(for each bit)
(for each bit)
(for each bit)
(for each bit)
(for each bit)
Output latch
Output latch
P2PU write
P2CR write
P2DR write
P2CR write
P2DR write
P2FC write
SCLK0, SO0, TXD0
P2FC write
SCL0, SDA0, SO0
SCLK0, SI0, RXD0
SCL0, SDA0, SI0
Figure 8-5 Port P2
Functions enclosed by the
dotted line are for P20,
P21,P22 and P25 only.
0
1
0
1
S
S
Page 104
VDD
Note1 : R = 100Ω (typ.)
Note2 : R
Note3 : i = 0 to 2, 5 to 7
Note1 : R = 100Ω (typ.)
Note2 : j = 3, 4
IN3
= 50kΩ (typ.)
Programmable
pull-up resistor
R
R
R
VDD
IN3
TMP89CH42
P2i
P2j