SAM7X128 Atmel Corporation, SAM7X128 Datasheet - Page 496

• Manufacturer Part Number: SAM7X128
• Manufacturer: Atmel Corporation

Specifications of SAM7X128

• Flash (kbytes): 128 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 55 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 62
• Ext Interrupts: 62
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 1
• Uart: 3
• Can: 1
• Ssc: 1
• Ethernet: 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): 32
• Self Program Memory: NO
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 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

35.6.3
Register Name:
Access Type:
• CHx: Channel x Enable
0 = No effect.
1 = Enables the corresponding channel.
35.6.4
Register Name:
Access Type:
• CHx: Channel x Disable
0 = No effect.
1 = Disables the corresponding channel.
Warning: If the corresponding channel is disabled during a conversion or if it is disabled then reenabled during a conver-
sion, its associated data and its corresponding EOC and OVRE flags in ADC_SR are unpredictable.
496
CH7
CH7
31
23
15
31
23
15
–
–
–
7
–
–
–
7
SAM7X512/256/128
ADC Channel Enable Register
ADC Channel Disable Register
CH6
CH6
30
22
14
30
22
14
ADC_CHER
Write-only
–
–
–
6
ADC_CHDR
Write-only
–
–
–
6
CH5
CH5
29
21
13
29
21
13
–
–
–
5
–
–
–
5
CH4
CH4
28
20
12
28
20
12
–
–
–
4
–
–
–
4
CH3
CH3
27
19
11
27
19
11
–
–
–
3
–
–
–
3
CH2
CH2
26
18
10
26
18
10
–
–
–
2
–
–
–
2
CH1
CH1
25
17
25
17
–
–
9
–
1
–
–
9
–
1
6120I–ATARM–06-Apr-11
CH0
CH0
24
16
24
16
–
–
8
–
0
–
–
8
–
0