SAM7S32 Atmel Corporation, SAM7S32 Datasheet - Page 27
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SAM7S32
Manufacturer Part Number
SAM7S32
Description
Manufacturer
Atmel Corporation
Specifications of SAM7S32
Flash (kbytes)
32 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)
8
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
Figure 9-1.
6175JS–ATARM–28-Jul-11
System Controller Block Diagram (SAM7S512/256/128/64/321/161)
PA0-PA31
PLLRC
NRST
XOUT
XIN
RCOSC
dbgu_irq
BOD
POR
OSC
pmc_irq
PLL
rstc_irq
wdt_irq
en
periph_nreset
usb_suspend
periph_nreset
periph_nreset
periph_nreset
periph_nreset
periph_clk[2]
proc_nreset
cal
gpnvm[0]
dbgu_rxd
dbgu_rxd
debug
debug
SLCK
SLCK
MAINCK
SLCK
MCK
MCK
PLLCK
SLCK
int
idle
jtag_nreset
flash_poe
flash_wrdis
power_on_reset
gpnvm[1]
bod_rst_en
Management
Real-Time
Watchdog
Controller
Controller
Controller
Periodic
Interval
Debug
Power
Reset
Timer
Timer
Timer
PIO
Unit
wdt_fault
WDRPROC
SAM7S Series Summary
dbgu_irq
force_ntrst
dbgu_txd
pit_irq
rtt_irq
wdt_irq
periph_nreset
proc_nreset
rstc_irq
periph_clk[2..14]
pck[0-2]
PCK
UDPCK
MCK
pmc_irq
idle
periph_irq{2]
irq0-irq1
fiq
dbgu_txd
Regulator
Controller
Voltage
Mode
power_on_reset
force_ntrst
periph_clk[4..14]
periph_irq[4..14]
periph_clk[11]
periph_nreset
periph_irq[11]
usb_suspend
periph_nreset
gpnvm[0..1]
proc_nreset
in
out
enable
flash_wrdis
cal
flash_poe
standby
UDPCK
MCK
security_bit
cal
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