AT91SAM_14 datasheet(39/50 Pages) ATMEL

39 / 50 page

SAM7S Series [DATASHEET]

6175KS–ATARM–25-Oct-12

Programmable center or left aligned output waveform

10.11 USB Device Port (Does not pertain to SAM7S32/16)

USB V2.0 full-speed compliant, 12 Mbits per second.

Embedded USB V2.0 full-speed transceiver

Embedded 328-byte dual-port RAM for endpoints

Four endpoints

Endpoint 0: 8 bytes

Endpoint 1 and 2: 64 bytes ping-pong

Endpoint 3: 64 bytes

Ping-pong Mode (two memory banks) for isochronous and bulk endpoints

Suspend/resume logic

10.12 Analog-to-digital Converter

8-channel ADC

10-bit 384 Ksamples/sec. or 8-bit 583 Ksamples/sec. Successive Approximation Register ADC

2 LSB Integral Non Linearity, ±1 LSB Differential Non Linearity

Integrated 8-to-1 multiplexer, offering eight independent 3.3V analog inputs

External voltage reference for better accuracy on low voltage inputs

Individual enable and disable of each channel

Multiple trigger source

Hardware or software trigger

External trigger pin

Timer Counter 0 to 2 outputs TIOA0 to TIOA2 trigger

Sleep Mode and conversion sequencer

Automatic wakeup on trigger and back to sleep mode after conversions of all enabled channels

Four of eight analog inputs shared with digital signals

AT91SAM 数据表(PDF) 39 Page - ATMEL Corporation