Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

libraries/tests/mbed/i2c_master/main.cpp@0:6c56fb4bc5f0, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:27:58 2016 +0000
Revision:
0:6c56fb4bc5f0
Moving to library for sharing updates

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 #include "mbed.h"
nexpaq 0:6c56fb4bc5f0 2 #include "test_env.h"
nexpaq 0:6c56fb4bc5f0 3
nexpaq 0:6c56fb4bc5f0 4 #if !DEVICE_I2C
nexpaq 0:6c56fb4bc5f0 5 #error [NOT_SUPPORTED] I2C is not supported
nexpaq 0:6c56fb4bc5f0 6 #endif
nexpaq 0:6c56fb4bc5f0 7
nexpaq 0:6c56fb4bc5f0 8 #define SIZE (10)
nexpaq 0:6c56fb4bc5f0 9 #define ADDR (0x90)
nexpaq 0:6c56fb4bc5f0 10
nexpaq 0:6c56fb4bc5f0 11 #if defined(TARGET_KL25Z)
nexpaq 0:6c56fb4bc5f0 12 I2C i2c(PTE0, PTE1);
nexpaq 0:6c56fb4bc5f0 13 #elif defined(TARGET_nRF51822)
nexpaq 0:6c56fb4bc5f0 14 I2C i2c(p22,p20);
nexpaq 0:6c56fb4bc5f0 15 #elif defined(TARGET_FF_ARDUINO) || defined(TARGET_MAXWSNENV)
nexpaq 0:6c56fb4bc5f0 16 I2C i2c(I2C_SDA, I2C_SCL);
nexpaq 0:6c56fb4bc5f0 17 #elif defined(TARGET_EFM32LG_STK3600) || defined(TARGET_EFM32GG_STK3700) || defined(TARGET_EFM32WG_STK3800)
nexpaq 0:6c56fb4bc5f0 18 #define TEST_SDA_PIN PD6
nexpaq 0:6c56fb4bc5f0 19 #define TEST_SCL_PIN PD7
nexpaq 0:6c56fb4bc5f0 20 I2C i2c(TEST_SDA_PIN, TEST_SCL_PIN);
nexpaq 0:6c56fb4bc5f0 21 #elif defined(TARGET_EFM32ZG_STK3200)
nexpaq 0:6c56fb4bc5f0 22 #define TEST_SDA_PIN PE12
nexpaq 0:6c56fb4bc5f0 23 #define TEST_SCL_PIN PE13
nexpaq 0:6c56fb4bc5f0 24 I2C i2c(TEST_SDA_PIN, TEST_SCL_PIN);
nexpaq 0:6c56fb4bc5f0 25 #elif defined(TARGET_EFM32HG_STK3400)
nexpaq 0:6c56fb4bc5f0 26 #define TEST_SDA_PIN PD6
nexpaq 0:6c56fb4bc5f0 27 #define TEST_SCL_PIN PD7
nexpaq 0:6c56fb4bc5f0 28 I2C i2c(TEST_SDA_PIN, TEST_SCL_PIN);
nexpaq 0:6c56fb4bc5f0 29 #elif defined(TARGET_EFM32PG_STK3401)
nexpaq 0:6c56fb4bc5f0 30 #define TEST_SDA_PIN PC10
nexpaq 0:6c56fb4bc5f0 31 #define TEST_SCL_PIN PC11
nexpaq 0:6c56fb4bc5f0 32 I2C i2c(TEST_SDA_PIN, TEST_SCL_PIN);
nexpaq 0:6c56fb4bc5f0 33 #elif defined(TARGET_SAMR21G18A)
nexpaq 0:6c56fb4bc5f0 34 #define TEST_SDA_PIN PA16
nexpaq 0:6c56fb4bc5f0 35 #define TEST_SCL_PIN PA17
nexpaq 0:6c56fb4bc5f0 36 I2C i2c(TEST_SDA_PIN, TEST_SCL_PIN);
nexpaq 0:6c56fb4bc5f0 37 #elif defined(TARGET_SAMD21J18A) || defined(TARGET_SAMD21G18A) || defined(TARGET_SAML21J18A)
nexpaq 0:6c56fb4bc5f0 38 #define TEST_SDA_PIN PA08
nexpaq 0:6c56fb4bc5f0 39 #define TEST_SCL_PIN PA09
nexpaq 0:6c56fb4bc5f0 40 I2C i2c(TEST_SDA_PIN, TEST_SCL_PIN);
nexpaq 0:6c56fb4bc5f0 41 #elif defined(TARGET_SAMG55J19)
nexpaq 0:6c56fb4bc5f0 42 #define TEST_SDA_PIN PA10
nexpaq 0:6c56fb4bc5f0 43 #define TEST_SCL_PIN PA09
nexpaq 0:6c56fb4bc5f0 44 I2C i2c(TEST_SDA_PIN, TEST_SCL_PIN);
nexpaq 0:6c56fb4bc5f0 45 #else
nexpaq 0:6c56fb4bc5f0 46 I2C i2c(p28, p27);
nexpaq 0:6c56fb4bc5f0 47 #endif
nexpaq 0:6c56fb4bc5f0 48
nexpaq 0:6c56fb4bc5f0 49 int main() {
nexpaq 0:6c56fb4bc5f0 50 bool success = true;
nexpaq 0:6c56fb4bc5f0 51 char buf[] = {3, 2, 1, 4, 5, 6, 7, 8, 9, 10};
nexpaq 0:6c56fb4bc5f0 52 char res[SIZE];
nexpaq 0:6c56fb4bc5f0 53
nexpaq 0:6c56fb4bc5f0 54 i2c.write(ADDR, buf, SIZE);
nexpaq 0:6c56fb4bc5f0 55 i2c.read(ADDR, res, SIZE);
nexpaq 0:6c56fb4bc5f0 56
nexpaq 0:6c56fb4bc5f0 57 // here should be buf[all]++
nexpaq 0:6c56fb4bc5f0 58 i2c.write(ADDR, res, SIZE);
nexpaq 0:6c56fb4bc5f0 59 i2c.read(ADDR, res, SIZE);
nexpaq 0:6c56fb4bc5f0 60
nexpaq 0:6c56fb4bc5f0 61 // here should be buf[all]+=2
nexpaq 0:6c56fb4bc5f0 62 i2c.write(ADDR, res, SIZE);
nexpaq 0:6c56fb4bc5f0 63 i2c.write(ADDR, res, SIZE);
nexpaq 0:6c56fb4bc5f0 64
nexpaq 0:6c56fb4bc5f0 65 // here should be buf[all]+=3
nexpaq 0:6c56fb4bc5f0 66 i2c.read(ADDR, res, SIZE);
nexpaq 0:6c56fb4bc5f0 67 i2c.read(ADDR, res, SIZE);
nexpaq 0:6c56fb4bc5f0 68
nexpaq 0:6c56fb4bc5f0 69 for(int i = 0; i < SIZE; i++) {
nexpaq 0:6c56fb4bc5f0 70 if (res[i] != (buf[i] + 3)) {
nexpaq 0:6c56fb4bc5f0 71 success = false;
nexpaq 0:6c56fb4bc5f0 72 break;
nexpaq 0:6c56fb4bc5f0 73 }
nexpaq 0:6c56fb4bc5f0 74 }
nexpaq 0:6c56fb4bc5f0 75
nexpaq 0:6c56fb4bc5f0 76 notify_completion(success);
nexpaq 0:6c56fb4bc5f0 77 }