AT89S53-33AC ATMEL [ATMEL Corporation], AT89S53-33AC Datasheet - Page 24

• Manufacturer Part Number: AT89S53-33AC
• Description: 8-bit Microcontroller with 12K Bytes Flash
• Manufacturer: ATMEL [ATMEL Corporation]

Flash Programming and Verification Waveforms – Parallel Mode
Serial Downloading Waveforms
24
AT89S53
SERIAL CLOCK INPUT
MISO/P1.6
SCK/P1.7
SERIAL DATA INPUT
MOSI/P1.5
SERIAL DATA OUTPUT
MSB
MSB
7
6
5
4
3
2
1
LSB
LSB
0
0787E–MICRO–3/06