ADUC702 AD [Analog Devices], ADUC702 Datasheet - Page 13

• Manufacturer Part Number: ADUC702
• Description: Precision Analog Microcontroller 12-bit Analog I/O, ARM7TDMI MCU
• Manufacturer: AD [Analog Devices]

Preliminary Technical Data
Pin#
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
Mnemonic
IRQ0/P0.4/CONV
IRQ1/P0.5/ADC
P2.0/PWM
P0.7/ECLK/SPM8/PLAO[4]/XCLK
XCLKO
XCLKI
P3.6/PWM
P3.7/PWMSYNC/PLAI[15]
P1.7/SPM7/PLAO[0]
P1.6/SPM6/PLAI[6]
IOGND
IOV
P4.0/PLAO[8]
P4.1/PLAO[9]
P1.5/SPM5/PLAI[5]/IRQ3
P1.4/SPM4/PLAI[4]/IRQ2
P1.3/SPM3/PLAI[3]
P1.2/SPM2/PLAI[2]
P1.1/SPM1/PLAI[1]
P1.0/T1/SPM0/PLAI[0]
P4.2/PLAO[10]
DD
TRIP
TRIP
/SPM9/PLAO[5]/CONV
/PLAI[14]
BUSY
START
/PLAO[2]
/PLAO[1]
START
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
S
S
I
*
Rev. PrB | Page 13 of 80
Function
Multifunction I/O pin:
External Interrupt Request 0, active high / General Purpose Input-Output Port
0.4 / Start conversion input signal for ADC / Programmable Logic Array
Output Element 1
Multifunction I/O pin:
External Interrupt Request 1, active high / General Purpose Input-Output Port
0.5 / ADC
Serial Port Multiplexed:
General Purpose Input-Output Port 2.0 / PWM safety cut off / UART /
Programmable Logic Array Output Element 5/ Start conversion input signal
for ADC
Serial Port Multiplexed:
General Purpose Input-Output Port 0.7 / Output for External Clock signal /
UART / Programmable Logic Array Output Element 4/ Input to the internal
clock generator circuits
Output from the crystal oscillator inverter
Input to the crystal oscillator inverter and input to the internal clock
generator circuits
General Purpose Input-Output Port 3.6/ PWM safety cut off / Programmable
Logic Array Input Element 14
General Purpose Input-Output Port 3.7/ PWM synchronisation input output
/Programmable Logic Array Input Element 15
Serial Port Multiplexed:
General Purpose Input-Output Port 1.7 / UART / SPI / Programmable Logic
Array Output Element 0
Serial Port Multiplexed:
General Purpose Input-Output Port 1.6 / UART / SPI / Programmable Logic
Array Input Element 6
Ground for GPIO. Typically connected to DGND
3.3V Supply for GPIO and input of the on-chip voltage regulator.
General Purpose Input-Output Port 4.0 / Programmable Logic Array Output
Element 8
General Purpose Input-Output Port 4.1 / Programmable Logic Array Output
Element 9
Serial Port Multiplexed:
General Purpose Input-Output Port 1.5 / UART / SPI / Programmable Logic
Array Input Element 5/ External Interrupt Request 3, active high
Serial Port Multiplexed:
General Purpose Input-Output Port 1.4 / UART / SPI / Programmable Logic
Array Input Element 4/ External Interrupt Request 2, active high
Serial Port Multiplexed:
General Purpose Input-Output Port 1.3/ UART / I
Array Input Element 3
Serial Port Multiplexed:
General Purpose Input-Output Port 1.2 / UART / I
Array Input Element 2
Serial Port Multiplexed:
General Purpose Input-Output Port 1.1 / UART / I
Array Input Element 1
Serial Port Multiplexed:
General Purpose Input-Output Port 1.0/ Timer 1 Input / UART / I
Programmable Logic Array Input Element 0
General Purpose Input-Output Port 4.2 / Programmable Logic Array Output
Element 10
BUSY
signal / Programmable Logic Array Output Element 2
2
2
2
ADuC702x Series
C1 /Programmable Logic
C1 /Programmable Logic
C0 / Programmable Logic
2
C0 /