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参数资料
| 型号： | S3P8837-AQ |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDIP42 |
| 封装： | 0.600 INCH, SDIP-42 |
| 文件页数： | 15/19页 |
| 文件大小： | 144K |
| 代理商： | S3P8837-AQ |
S3C8835/C8837/P8837
PRODUCT OVERVIEW
1-5
Table 1-1. S3C8835/C8837 Pin Descriptions
Pin Name
Pin
Type
Pin Description
Circuit
Type
Pin
Numbers
Share
Pins
P0.0–P0.7
I/O
General I/O port (8-bit), configurable for
digital input or push-pull output.
3
11–12, 35,
38–42
P1.0–P1.1
I/O
General I/O port (2-bit), configurable for
digital input or n-channel open-drain output.
P1.0–P1.1 can withstand up to 6-volt loads.
Multiplexed for alternative use as external
interrupt inputs INT0–INT1.
7
14–15
INT0–INT1
P1.2–P1.5
General I/O port (4-bit), configurable for
digital input or n-channel open-drain output.
P1.2–P1.5 can withstand up to 6-volt loads.
High current port (10mA).
5
16–19
P1.6–P1.7
General I/O port (2-bit), configurable for
digital input or push-pull output.
3
20, 8
P2.0–P2.4,
P2.6
I/O
General I/O port (6-bit). I/O mode or
n-channel open-drain, push-pull output
mode is software configurable. Pins can
withstand up to 5-volt loads.
P2.2: OTP serial clock pin
P2.3: OTP serial data pin
2
2–7
P2.5, P2.7
General I/O port (2-bit). I/O mode or
n-channel open-drain, push-pull output
mode is software configurable. Pins can
withstand up to 5-volt loads.
Each pin has an alternative function.
P2.5: PWM0 (14-bit PWM output)
P2.7: OSDHT (Halftone signal output)
2
1, 21
PWM0
OSDHT
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