ST7263BK6 STMicroelectronics, ST7263BK6 Datasheet - Page 51
ST7263BK6
Manufacturer Part Number
ST7263BK6
Description
LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 32K FLASH/ROM, DFU CAPABILITY, 8-BIT ADC, WDG, TIMER, SCI and I2C
Manufacturer
STMicroelectronics
Datasheet
1.ST7263BH6.pdf
(186 pages)
Specifications of ST7263BK6
4, 8, 16 Or 32 Kbytes Program Memory
high density Flash (HDFlash), FastROM or ROM with Read-Out and Write protection
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ST7263Bxx
Note:
Data Direction register (PxDDR)
Address
Reset value
For Port C, unused bits (7-3) are not accessible
Table 16.
00
01
02
03
04
05
06
07
Address
.
.
(Hex.)
DD7
Port A Data Direction register (PADDR): 0001h
Port B Data Direction register (PBDDR): 0003h
Port C Data Direction register (PCDDR): 0005h
Port D Data Direction register (PDDDR): 0007h
Port A: 0000 0000 (00h)
Port B: 0000 0000 (00h)
Port C: 1111 x000 (FXh)
Port D: 0000 0000 (00h)
D7
7
7
[7:0]D D[7:0] Data Direction register 8 bits.
PADR
PADDR
PBDR
PBDDR
PCDR
PCDDR
PDDR
PDDDR
[7:0] D[7:0] Data register 8 bits.
Register
I/O ports register map
Label
DD6
The DDR register gives the input/output direction configuration of the pins. Each bit
is set and cleared by software.
0: input mode
1: output mode
D6
MSB
MSB
MSB
MSB
MSB
MSB
MSB
MSB
7
DD5
D5
Doc ID 7516 Rev 8
6
DD4
D4
Read/write
Read/write
5
DD3
4
D3
3
DD2
D2
2
DD1
D1
1
I/O ports
DD0
D0
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
0
0
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