ST52F510 datasheet(52/106 Pages) STMICROELECTRONICS

52 / 106 page

ST52F510/F513/F514

52/106

7.6.1 Configuration Registers.

Port A Pull-Up Register (PORT_A_PULLUP)

Configuration Register 24 (018h) Read/Write

Reset Value: 0000 0000 (00h)

Bit 7-0: PUA7-0 Port A pull-up (see Table 7.1)

0: Port A pin without pull-up

1: Port A pin with pull-up

Port A Option Register (PORT_A_OR)

Configuration Register 25 (019h) Read/Write

Reset Value: 0000 0000 (00h)

Bit 7-0: ORA7-0 Port A option (see Table 7.1)

Port A Data Direction Register (PORT_A_DDR)

Configuration Register 26 (01Ah) Read/Write

Reset Value: 0000 0000 (00h)

Bit 7-0: DDRA7-0 Port A direction (see Table 7.1)

0: Port A pin configured as input

1: Port A pin configured as output

Port A Alternate Fuction (PORT_A_AF)

Configuration Register 27 (01Bh) Read/Write

Reset Value: 0000 0000 (00h)

Bit 7: AFA7 Alternate Function PA7

0: Digital I/O

1: INT

Bit 6: AFA6 Alternate Function PA6

0: Digital I/O

1: T0OUT

Bit 5: AFA5 Alternate Function PA5

0: Digital I/O

1: TCLK

Bit 4: AFA4 Alternate Function PA4

0: Digital I/O

1: TSTRT

Bit 3: AFA3 Alternate Function PA3

0: Digital I/O

1: TRES

Bit 2: AFA2 Alternate Function PA2

0: Digital I/O

1: T1OUT

Bit 1: AFA1 Alternate Function PA1

0: Digital I/O

1: SDA

Bit 0: AFA0 Alternate Function PA0

0: Digital I/O

1: SCL

PUA7

PUA6

PUA5

PUA4

PUA3

PUA2

PUA1

PUA0

ORA7

ORA6

ORA5

ORA4

ORA3

ORA2

ORA1

ORA0

DDRA7

DDRA6

DDRA5

DDRA4

DDRA3

DDRA2

DDRA1

DDRA0

AFA7

AFA6

AFA5

AFA4

AFA3

AFA2

AFA1

AFA0

Table 7.1 Pin mode configuration

MODE

DDR

Input high impedance

Input with pull-up

Interrupt without pull-up

Interrupt with pull-up

Output push-pull

Output with pull-up

Output open drain

Output weak pull-up

ST52F510 bảng dữ liệu(PDF) 52 Page - STMicroelectronics

ST52F510 bảng dữ liệu(HTML) 52 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

bảng dữ liệu tải về

Link URL