AT91SAM7S32-AU-999 Atmel, AT91SAM7S32-AU-999 Datasheet - Page 238

• Manufacturer Part Number: AT91SAM7S32-AU-999
• Description: IC MCU ARM7 32KB FLASH 48LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7S32-AU-999

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: I²C, SPI, SSC, UART/USART
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 21
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7S-EK - KIT EVAL FOR ARM AT91SAM7S
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

26.5.11
Name:
Access Type:
• EXID: Chip ID Extension
Reads 0 if the bit EXT in DBGU_CIDR is 0.
26.5.12
Name:
Access Type:
• FNTRST: Force NTRST
0 = NTRST of the ARM processor’s TAP controller is driven by the power_on_reset signal.
1 = NTRST of the ARM processor’s TAP controller is held low.
238
31
23
15
31
23
15
–
–
–
–
7
7
AT91SAM7S Series Preliminary
Debug Unit Chip ID Extension Register
Debug Unit Force NTRST Register
30
22
14
30
22
14
–
–
–
6
–
6
DBGU_FNR
Read-write
DBGU_EXID
Read-only
29
21
13
29
21
13
–
–
–
–
5
5
28
20
12
28
20
12
–
–
–
4
–
4
EXID
EXID
EXID
EXID
27
19
11
–
–
–
–
27
19
11
3
3
26
18
10
–
–
–
–
2
26
18
10
2
25
17
–
–
9
–
1
–
25
17
9
1
6175K–ATARM–30-Aug-10
FNTRST
24
16
24
16
–
–
–
8
0
8
0