SAM7S16 Atmel Corporation, SAM7S16 Datasheet - Page 292

• Manufacturer Part Number: SAM7S16
• Manufacturer: Atmel Corporation

Specifications of SAM7S16

• Flash (kbytes): 16 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 55 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 21
• Ext Interrupts: 21
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 2
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 4
• Self Program Memory: NO
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

29.3
29.4
29.4.1
29.5
29.5.1
292
Block Diagram
Application Block Diagram
Product Dependencies
SAM7S Series
I/O Lines Description
I/O Lines
Figure 29-1. Block Diagram
Figure 29-2. Application Block Diagram
Table 29-3.
Both TWD and TWCK are bidirectional lines, connected to a positive supply voltage via a current
source or pull-up resistor (see
Pin Name
TWD
TWCK
Rp: Pull up value as given by the I²C Standard
Host with
Interface
TWI
TWD
TWCK
I/O Lines Description
PMC
APB Bridge
Serial EEPROM
Atmel TWI
Slave 1
MCK
Pin Description
Two-wire Serial Data
Two-wire Serial Clock
Figure 29-2 on page
I²C RTC
Two-wire
Interface
Slave 2
Controller
I²C LCD
Slave 3
292). When the bus is free, both lines are
Interrupt
TWI
PIO
AIC
I²C Temp.
Slave 4
Sensor
Rp
Input/Output
Input/Output
6175L–ATARM–28-Jul-11
TWCK
TWD
Type
Rp
VDD