tmp89fm42 TOSHIBA Semiconductor CORPORATION, tmp89fm42 Datasheet - Page 109

• Manufacturer Part Number: tmp89fm42
• Description: 8 Bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

RA005
P0PRD2 read
P0PRD3 read
SYSCR1<OUTEN>
SYSCR1<STOP>
Input/output control
Input/output control
SYSCR2<XTEN>
Function control
Pull-up control
Pull-up control
(for each bit)
(for each bit)
(for each bit)
(for each bit)
(for each bit)
(for each bit)
(for each bit)
P0CR2 write
Output latch
P0DR2 write
P0CR3 write
Output latch
P0DR3 write
P0PU2 write
P0FC2 write
P0PU3 write
Reset signal
Figure 8-3 Port P0 (P02, P03)
Page 95
VDD
VDD
Programmable
pull-up resistor
Programmable
pull-up resistor
Note1 : R = 100Ω (typ.)
Note2 : Rf = 6MΩ (typ.)
Note3 : Ro = 220kΩ (typ.)
Note4 : R
IN3
= 50kΩ (typ.)
R
R
R
R
VDD
VDD
IN3
IN3
Rf
Ro
TMP89FM42
P02
(XTIN)
P03
(XTOUT)