松翰SN8P2501B

OTP ROM size: 1K * 16 bits. RAM size: 48 * 8 bits. Four levels stack buffer Bi-directional: P0, P1, P2, P5. Input only: P1.1. Programmable open-drain: P1.0. Wakeup: P0, P1 level change trigger Pull-up resisters: P0, P1, P2, P5. External Interrupt trigger edge:P0.0 controlled by PEDGE register. External high clock: RC type up to 10 MHz External high clock: Crystal type up to 16 MHz Internal high clock: 16MHz RC type. Internal low clock: RC type 16KHz(3V), 32KHz(5V) 3-Level LVD. Three interrupt sources. Two 8-bit Timer/Counter. On chip watchdog timer and clock source is internal low clock RC type (16KHz @3V, 32KHz @5V). Powerful instructions,One clocks per instruction cycle (1T). 钟工：13715332123 qq:577625760 淘宝账号: http://8bitmcu.taobao.com