参数资料
型号: ST52510F3M6
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: MICROCONTROLLER, PDSO20
封装: SOP-20
文件页数: 89/136页
文件大小: 3335K
代理商: ST52510F3M6
Obsolete
Product(s)
- Obsolete
Product(s)
Port C Option Register (PORT_C_OR)
Configuration Register 33 (021h) Read/Write
Reset Value: 0000 0000 (00h)
Note: The corresponding pins are not available in
16/20 pin devices.
Bit 7-6: Not Used
Bit 5-0: ORC5-0 Port C option (see Table 7.1)
Port C Data Direction Register (PORT_C_DDR)
Configuration Register 34 (022h) Read/Write
Reset Value: 0000 0000 (00h)
Note: The corresponding pins are not available in
16/20 pin devices.
Bit 7-6: Not Used
Bit 5-0: DDRC5-0 Port C direction (see Table 7.1)
0: Port C pin configured as input
1: Port C pin configured as output
Note: in order to achieve low current consumption,
the port pins must be configured as input pull-up,
even though they are not existing in the package.
For example in 20 pin devices, the pins PB6-7 and
PC0-7 must be configured in input pull-up.
Port C Alternate Function (PORT_C_AF)
Configuration Register 35 (023h) Read/Write
Reset Value: 0000 0000 (00h)
Note: The corresponding pins are not available in
16/20 pin devices.
Bit 7-6: Not Used
Bit 5: AFC5 Alternate Function PC5
0: Digital I/O
1: TRES
Bit 4: AFC4 Alternate Function PC4
0: Digital I/O
1: TX
Bit 3: AFC3 Alternate Function PC3
0: Digital I/O
1: SS
Bit 2: AFC2 Alternate Function PC2
0: Digital I/O
1: MISO
Bit 1: AFC1 Alternate Function PC1
0: Digital I/O
1: MOSI
Bit 0: AFC0 Alternate Function PC0
0: Digital I/O
1: SCK
7.6.2 Input Registers.
Port A Data Input Register (PORT_A_IN)
Input Register 0 (00h) Read only
Reset Value: XXXX XXXX
Bit 7-0: PAI7-0 Port A Input data
The logical level applied in the Port A pins,
configured as digital input, can be achieved by
reading this register.
Port B Data Input Register (PORT_B_IN)
Input Register 1 (01h) Read only
Reset Value: XXXX XXXX
(*) Not used in 16/20 pin package devices
(**) Not used in 16 pin package devices
70
-
ORC5
ORC4
ORC3
ORC2
ORC1
ORC0
70
-
DDRC5 DDRC4 DDRC3 DDRC2 DDRC1 DDRC0
70
-
AFC5
AFC4
AFC3
AFC2
AFC1
AFC0
70
PAI7
PAI6
PAI5
PAI4
PAI3
PAI2
PAI1
PAI0
70
PBI7*
PBI6*
PBI5**
PBI4**
PBI3**
PBI2**
PBI1
PBI0
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