ST7260E1 STMicroelectronics, ST7260E1 Datasheet - Page 40

• Manufacturer Part Number: ST7260E1
• Description: LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 8K FLASH/ROM AND SERIAL COMMUNICATION INTERFACE (SCI)
• Manufacturer: STMicroelectronics

Specifications of ST7260E1

• 4 Or 8 Kbytes Program Memory: high density Flash (HDFlash), or FastROM with readout and write protection

I/O ports
10.2.3
40/139
Table 16.
1. Reset state
2. On SO24 only
Figure 21. Port B configuration
Port C
Table 17.
1. Reset state
2. Not available on SO24
PB7
PC0
PC1
PC2
ALTERNATE INPUT
Port C
Port B
(2)
with pull-up
with pull-up
with pull-up
Port B description (continued)
Port C description
DR SEL
without pull-up
DDR SEL
LATCH
Input
LATCH
DDR
DR
Input
ALTERNATE
OUTPUT
(1)
(1)
1
0
I/O
ALTERNATE ENABLE
push-pull
push-pull
push-pull
I/O
0
1
push-pull
Output
DIGITAL ENABLE
Output
ALTERNATE ENABLE
ALTERNATE ENABLE
RDI (SCI input)
TDO (SCI output)
USBOE
(USB output enable)
IT8 Schmitt triggered
input
Signal
Signal
V
Alternate function
Alternate function
P-BUFFER
SS
N-BUFFER
V
DD
V
IT7E = 1 (ITIFRE)
DD
SCI enable
USBOE =1
(MISCR)
Condition
DIODES
PAD
Condition
ST7260xx