参数资料
型号: ST72611F1M1
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO20
封装: 0.300 INCH, PLASTIC, SOP-20
文件页数: 21/77页
文件大小: 1178K
代理商: ST72611F1M1
ST7261
28/77
I/O PORTS (Cont’d)
8.2.6 Port B
Table 9. Port B Description
Figure 23. Port B Configuration
PORT B
I/O
Alternate Function
Input*
Output
Signal
Condition
PB0
floating
push-pull (high sink)
MCO (Main Clock Output)
MCO = 1 (MISCR)
PB1
floating
push-pull (high sink)
PB2
floating
push-pull (high sink)
PB3
floating
push-pull (high sink)
PB4
floating
push-pull (high sink)
IT5 Schmitt triggered input
IT5E = 1 (ITRFRE1)
PB5
floating
push-pull (high sink)
IT6 Schmitt triggered input
IT6E = 1 (ITRFRE1)
PB6
floating
push-pull (high sink)
IT7 Schmitt triggered input
IT7E = 1 (ITRFRE1)
PB7
floating
push-pull (high sink)
IT8 Schmitt triggered input
IT8E = 1 (ITRFRE1)
*Reset State
DR
DDR
LATCH
DR SEL
DDR SEL
VDD
PAD
ALTERNATE ENABLE
ALTERNATE
ALTERNATE INPUT
OUTPUT
P-BUFFER
N-BUFFER
1
0
1
0
CMOS SCHMITT TRIGGER
VSS
VDD
DIODES
DA
T
A
B
U
S
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